9TKN | pdb_00009tkn

30S pre-initiation complex with IF2 and IF1 bound (30S PIC-A)

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
G [auth AG]	PF00410	Ribosomal protein S8 (Ribosomal_S8)	Ribosomal protein S8		Domain
I [auth AI]	PF00338	Ribosomal protein S10p/S20e (Ribosomal_S10)	Ribosomal protein S10p/S20e	This family includes small ribosomal subunit S10 from prokaryotes and S20 from eukaryotes.	Domain
H [auth AH]	PF00380	Ribosomal protein S9/S16 (Ribosomal_S9)	Ribosomal protein S9/S16	-	Family
F [auth AF]	PF00177	Ribosomal protein S7p/S5e (Ribosomal_S7)	Ribosomal protein S7p/S5e	This family contains ribosomal protein S7 from prokaryotes and S5 from eukaryotes.	Domain
E [auth AE]	PF01250	Ribosomal protein S6 (Ribosomal_S6)	Ribosomal protein S6		Domain
D [auth AD]	PF03719	Ribosomal protein S5, C-terminal domain (Ribosomal_S5_C)	Ribosomal protein S5, C-terminal domain		Domain
D [auth AD]	PF00333	Ribosomal protein S5, N-terminal domain (Ribosomal_S5)	Ribosomal protein S5, N-terminal domain		Domain
C [auth AC]	PF00163	Ribosomal protein S4/S9 N-terminal domain (Ribosomal_S4)	Ribosomal protein S4/S9 N-terminal domain	-	Family
C [auth AC]	PF01479	S4 domain (S4)	S4 domain	The S4 domain is a small domain consisting of 60-65 amino acid residues that was detected in the bacterial ribosomal protein S4, eukaryotic ribosomal S9, two families of pseudouridine synthases, a novel family of predicted RNA methylases, a yeast pro ...	The S4 domain is a small domain consisting of 60-65 amino acid residues that was detected in the bacterial ribosomal protein S4, eukaryotic ribosomal S9, two families of pseudouridine synthases, a novel family of predicted RNA methylases, a yeast protein containing a pseudouridine synthetase and a deaminase domain, bacterial tyrosyl-tRNA synthetases, and a number of uncharacterized, small proteins that may be involved in translation regulation [1]. The S4 domain probably mediates binding to RNA.	Domain
Y [auth F2]	PF00009	Elongation factor Tu GTP binding domain (GTP_EFTU)	Elongation factor Tu GTP binding domain	This domain contains a P-loop motif, also found in several other families such as Pfam:PF00071, Pfam:PF00025 and Pfam:PF00063. Elongation factor Tu consists of three structural domains, this plus two C-terminal beta barrel domains.	Domain
Y [auth F2]	PF22042	Elongation factor G domain 2 (EF-G_D2)	Elongation factor G domain 2	Elongation factor G (EF-G) catalyzes the translocation step of translation. It consists of five structural domains, this entry represents the second domain [1]. This domain adopts a beta barrel structure. This family also includes domains found in ot ...	Elongation factor G (EF-G) catalyzes the translocation step of translation. It consists of five structural domains, this entry represents the second domain [1]. This domain adopts a beta barrel structure. This family also includes domains found in other translation factors such as translation initiation factor IF-2, peptide chain release factor, etc.	Domain
Y [auth F2]	PF04760	Translation initiation factor IF-2, N-terminal region (IF2_N)	Translation initiation factor IF-2, N-terminal region	This conserved feature at the N-terminus of bacterial translation initiation factor IF2 has recently had its structure solved. It shows structural similarity to the tRNA anticodon Stem Contact Fold domains of the methionyl-tRNA and glutaminyl-tRNA s ...	This conserved feature at the N-terminus of bacterial translation initiation factor IF2 has recently had its structure solved. It shows structural similarity to the tRNA anticodon Stem Contact Fold domains of the methionyl-tRNA and glutaminyl-tRNA synthetases, and a similar fold is also found in the B5 domain of the phenylalanine-tRNA synthetase.	Domain
Y [auth F2]	PF03144	Elongation factor Tu domain 2 (GTP_EFTU_D2)	Elongation factor Tu domain 2	Elongation factor Tu consists of three structural domains, this is the second domain. This domain adopts a beta barrel structure. This the second domain is involved in binding to charged tRNA [1]. This domain is also found in other proteins such as e ...	Elongation factor Tu consists of three structural domains, this is the second domain. This domain adopts a beta barrel structure. This the second domain is involved in binding to charged tRNA [1]. This domain is also found in other proteins such as elongation factor G and translation initiation factor IF-2. This domain is structurally related to Pfam:PF03143, and in fact has weak sequence matches to this domain.	Domain
Y [auth F2]	PF11987	Translation-initiation factor 2 (IF-2)	Translation-initiation factor 2	IF-2 is a translation initiator in each of the three main phylogenetic domains (Eukaryotes [1], Bacteria [2] and Archaea [3]). IF2 interacts with formylmethionine-tRNA, GTP, IF1, IF3 and both ribosomal subunits [2]. Through these interactions, IF2 pr ...	IF-2 is a translation initiator in each of the three main phylogenetic domains (Eukaryotes [1], Bacteria [2] and Archaea [3]). IF2 interacts with formylmethionine-tRNA, GTP, IF1, IF3 and both ribosomal subunits [2]. Through these interactions, IF2 promotes the binding of the initiator tRNA to the A site in the smaller ribosomal subunit and catalyses the hydrolysis of GTP following initiation-complex formation [2].	Domain
X [auth F1]	PF01176	Translation initiation factor 1A / IF-1 (eIF-1a)	Translation initiation factor 1A / IF-1	This family includes both the eukaryotic translation factor eIF-1A and the bacterial translation initiation factor IF-1.	Domain
B [auth AB]	PF07650	KH domain (KH_2)	KH domain		Domain
B [auth AB]	PF00189	Ribosomal protein S3, C-terminal domain (Ribosomal_S3_C)	Ribosomal protein S3, C-terminal domain	This family contains a central domain Pfam:PF00013, hence the amino and carboxyl terminal domains are stored separately. This is a minimal carboxyl-terminal domain. Some are much longer.	Domain
R [auth AR]	PF00203	Ribosomal protein S19 (Ribosomal_S19)	Ribosomal protein S19		Domain
Q [auth AQ]	PF01084	Ribosomal protein S18 (Ribosomal_S18)	Ribosomal protein S18	-	Family
P [auth AP]	PF00366	Ribosomal protein S17 (Ribosomal_S17)	Ribosomal protein S17		Domain
O [auth AO]	PF00886	Ribosomal protein S16 (Ribosomal_S16)	Ribosomal protein S16	-	Family
N [auth AN]	PF00312	Ribosomal protein S15 (Ribosomal_S15)	Ribosomal protein S15		Domain
M [auth AM]	PF00253	Ribosomal protein S14p/S29e (Ribosomal_S14)	Ribosomal protein S14p/S29e	-	Family
L [auth AL]	PF00416	Ribosomal protein S13/S18 (Ribosomal_S13)	Ribosomal protein S13/S18	-	Family
K [auth AK]	PF00164	Ribosomal protein S12/S23 (Ribosom_S12_S23)	Ribosomal protein S12/S23	This protein is known as S12 in bacteria and archaea and S23 in eukaryotes.	Domain
J [auth AJ]	PF00411	Ribosomal protein S11 (Ribosomal_S11)	Ribosomal protein S11	-	Family
A [auth AA]	PF00318	Ribosomal protein S2 (Ribosomal_S2)	Ribosomal protein S2	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
G [auth AG]	Small ribosomal subunit protein uS8	structural molecule activity structural constituent of ribosome RNA binding binding rRNA binding nucleic acid binding	regulation of cellular process catabolic process negative regulation of biological process RNA metabolic process macromolecule catabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process post-transcriptional regulation of gene expression regulation of RNA metabolic process regulation of mRNA catabolic process negative regulation of cellular process regulation of nucleobase-containing compound metabolic process regulation of biological quality RNA catabolic process regulation of cellular process catabolic process negative regulation of biological process RNA metabolic process macromolecule catabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process post-transcriptional regulation of gene expression regulation of RNA metabolic process regulation of mRNA catabolic process negative regulation of cellular process regulation of nucleobase-containing compound metabolic process regulation of biological quality RNA catabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process mRNA catabolic process regulation of biological process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process regulation of catabolic process gene expression mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound catabolic process regulation of mRNA stability regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of RNA stability nucleic acid catabolic process metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of mRNA metabolic process regulation of metabolic process ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis ribosome assembly translation protein biosynthetic process cytoplasmic translation protein metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
I [auth AI]	Small ribosomal subunit protein uS10	transcription antitermination factor activity, RNA binding transcription regulator activity RNA binding binding tRNA binding nucleic acid binding structural molecule activity structural constituent of ribosome	negative regulation of termination of DNA-templated transcription regulation of cellular process negative regulation of biological process protein-containing complex disassembly positive regulation of macromolecule biosynthetic process regulation of protein-containing complex disassembly regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of macromolecule metabolic process negative regulation of nucleobase-containing compound metabolic process negative regulation of termination of DNA-templated transcription regulation of cellular process negative regulation of biological process protein-containing complex disassembly positive regulation of macromolecule biosynthetic process regulation of protein-containing complex disassembly regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of macromolecule metabolic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process cellular component disassembly negative regulation of DNA-templated transcription regulation of biological process negative regulation of cellular component organization negative regulation of metabolic process primary metabolic process regulation of gene expression biosynthetic process negative regulation of macromolecule biosynthetic process regulation of termination of DNA-templated transcription regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process regulation of cellular component organization transcription antitermination positive regulation of biological process RNA metabolic process DNA-templated transcription termination RNA biosynthetic process cellular component organization nucleic acid biosynthetic process positive regulation of biosynthetic process negative regulation of protein-containing complex disassembly negative regulation of cellular process cellular component organization or biogenesis positive regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process protein-containing complex organization biological regulation regulation of macromolecule metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process positive regulation of gene expression negative regulation of biosynthetic process cellular process translation protein biosynthetic process cytoplasmic translation protein metabolic process regulation of DNA-templated transcription elongation DNA-templated transcription elongation	protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome membrane-bounded organelle transcription elongation factor complex nucleus protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome membrane-bounded organelle transcription elongation factor complex nucleus membrane-enclosed lumen nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen cytoplasm cytosol cytosolic small ribosomal subunit cytosolic ribosome
H [auth AH]	Small ribosomal subunit protein uS9	structural molecule activity structural constituent of ribosome	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
F [auth AF]	Small ribosomal subunit protein uS7	RNA binding binding nucleic acid binding mRNA binding rRNA binding tRNA binding structural molecule activity structural constituent of ribosome	regulation of cellular process negative regulation of biological process protein biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression negative regulation of translation negative regulation of cellular process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process regulation of protein metabolic process negative regulation of metabolic process regulation of cellular process negative regulation of biological process protein biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression negative regulation of translation negative regulation of cellular process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process regulation of protein metabolic process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process gene expression translation macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process regulation of translation negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process cytoplasmic translation ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis ribosome assembly	cellular anatomical structure membrane intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex cellular anatomical structure membrane intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
E [auth AE]	Small ribosomal subunit protein bS6, fully modified isoform	RNA binding small ribosomal subunit rRNA binding binding rRNA binding nucleic acid binding mRNA 5'-UTR binding mRNA binding structural molecule activity structural constituent of ribosome	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
D [auth AD]	Small ribosomal subunit protein uS5	RNA binding binding rRNA binding nucleic acid binding structural molecule activity structural constituent of ribosome	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis ribosome assembly maintenance of translational fidelity	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
C [auth AC]	Small ribosomal subunit protein uS4	RNA binding binding rRNA binding nucleic acid binding mRNA 5'-UTR binding mRNA binding translation regulator activity mRNA regulatory element binding translation repressor activity translation repressor activity structural molecule activity structural constituent of ribosome	negative regulation of termination of DNA-templated transcription regulation of cellular process negative regulation of biological process protein-containing complex disassembly positive regulation of macromolecule biosynthetic process regulation of protein-containing complex disassembly regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of macromolecule metabolic process negative regulation of nucleobase-containing compound metabolic process negative regulation of termination of DNA-templated transcription regulation of cellular process negative regulation of biological process protein-containing complex disassembly positive regulation of macromolecule biosynthetic process regulation of protein-containing complex disassembly regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of macromolecule metabolic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process cellular component disassembly negative regulation of DNA-templated transcription regulation of biological process negative regulation of cellular component organization negative regulation of metabolic process primary metabolic process regulation of gene expression biosynthetic process negative regulation of macromolecule biosynthetic process regulation of termination of DNA-templated transcription regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process regulation of cellular component organization transcription antitermination positive regulation of biological process RNA metabolic process DNA-templated transcription termination RNA biosynthetic process cellular component organization nucleic acid biosynthetic process positive regulation of biosynthetic process negative regulation of protein-containing complex disassembly negative regulation of cellular process cellular component organization or biogenesis positive regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process protein-containing complex organization biological regulation regulation of macromolecule metabolic process gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process positive regulation of gene expression negative regulation of biosynthetic process cellular process translation protein biosynthetic process cytoplasmic translation protein metabolic process cellular component biogenesis ribosome biogenesis ribonucleoprotein complex biogenesis ribosomal small subunit biogenesis post-transcriptional regulation of gene expression negative regulation of translation translational initiation negative regulation of protein metabolic process regulation of translational initiation regulation of protein metabolic process negative regulation of translational initiation negative regulation of gene expression regulation of translation organelle assembly membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly ribosome assembly maintenance of translational fidelity	protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome cytoplasm cytosol cytosolic small ribosomal subunit cytosolic ribosome
Y [auth F2]	Translation initiation factor IF-2	translation factor activity translation initiation factor activity guanosine tetraphosphate binding guanyl nucleotide binding binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding translation factor activity translation initiation factor activity guanosine tetraphosphate binding guanyl nucleotide binding binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding molecular condensate scaffold activity protein-macromolecule adaptor activity molecular adaptor activity GTP binding purine ribonucleoside triphosphate binding pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ribonucleoprotein complex binding protein-containing complex binding ribosomal small subunit binding ribosome binding	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process translational initiation metabolic process cellular process protein metabolic process macromolecule metabolic process response to stimulus response to stress response to abiotic stimulus primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process translational initiation metabolic process cellular process protein metabolic process macromolecule metabolic process response to stimulus response to stress response to abiotic stimulus response to cold response to temperature stimulus protein folding protein maturation	cellular anatomical structure membrane intracellular anatomical structure cytoplasm cytosol
X [auth F1]	Translation initiation factor IF-1	translation factor activity translation initiation factor activity RNA binding binding rRNA binding nucleic acid binding ribonucleoprotein complex binding protein-containing complex binding ribosome binding	-	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol
W [auth D5]	tRNAfMet	-	-	-
V [auth D4]	mRNA	-	-	-
U [auth D1]	16S Ribosomal RNA	-	-	-
T [auth AT]	Small ribosomal subunit protein bS21	structural molecule activity structural constituent of ribosome	ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular process cellular component organization or biogenesis ribosome assembly primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
B [auth AB]	Small ribosomal subunit protein uS3	RNA binding binding nucleic acid binding mRNA binding rRNA binding structural molecule activity structural constituent of ribosome	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis ribosome assembly	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
S [auth AS]	Small ribosomal subunit protein bS20	RNA binding small ribosomal subunit rRNA binding binding rRNA binding nucleic acid binding enzyme regulator activity molecular function inhibitor activity ornithine decarboxylase regulator activity molecular function regulator activity enzyme inhibitor activity ornithine decarboxylase inhibitor activity structural molecule activity structural constituent of ribosome	ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular process cellular component organization or biogenesis ribosome assembly primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle ribonucleoprotein complex organelle membraneless organelle ribosome cytosolic small ribosomal subunit cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle ribonucleoprotein complex organelle membraneless organelle ribosome cytosolic small ribosomal subunit cytosolic ribosome
R [auth AR]	Small ribosomal subunit protein uS19	structural molecule activity structural constituent of ribosome RNA binding binding rRNA binding nucleic acid binding	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
Q [auth AQ]	Small ribosomal subunit protein bS18	RNA binding small ribosomal subunit rRNA binding binding rRNA binding nucleic acid binding mRNA 5'-UTR binding mRNA binding structural molecule activity structural constituent of ribosome	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
P [auth AP]	Small ribosomal subunit protein uS17	RNA binding binding rRNA binding nucleic acid binding small ribosomal subunit rRNA binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding structural molecule activity structural constituent of ribosome	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process response to stimulus response to chemical response to antibiotic primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process response to stimulus response to chemical response to antibiotic ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular component organization or biogenesis ribosome assembly	cytosolic small ribosomal subunit protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cellular anatomical structure cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome cytoplasm cytosolic small ribosomal subunit protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cellular anatomical structure cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome cytoplasm cytosol
O [auth AO]	Small ribosomal subunit protein bS16	DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA nuclease activity catalytic activity, acting on a nucleic acid catalytic activity DNA nuclease activity DNA secondary structure binding DNA binding binding four-way junction DNA binding nucleic acid binding structural molecule activity structural constituent of ribosome	ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular process cellular component organization or biogenesis ribosome assembly primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process protein metabolic process macromolecule metabolic process	protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome cytosolic small ribosomal subunit cytosolic ribosome cytoplasm protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome cytosolic small ribosomal subunit cytosolic ribosome cytoplasm cytosol
N [auth AN]	Small ribosomal subunit protein uS15	RNA binding small ribosomal subunit rRNA binding binding rRNA binding nucleic acid binding structural molecule activity structural constituent of ribosome	ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular process cellular component organization or biogenesis ribosome assembly primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
M [auth AM]	Small ribosomal subunit protein uS14	RNA binding binding tRNA binding nucleic acid binding structural molecule activity structural constituent of ribosome rRNA binding	ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular process cellular component organization or biogenesis ribosome assembly primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process protein metabolic process macromolecule metabolic process	protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome cytosolic small ribosomal subunit cytosolic ribosome cytoplasm protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome cytosolic small ribosomal subunit cytosolic ribosome cytoplasm cytosol
L [auth AL]	Small ribosomal subunit protein uS13	RNA binding binding rRNA binding nucleic acid binding tRNA binding structural molecule activity structural constituent of ribosome	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process	protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle ribosomal subunit intracellular organelle cellular anatomical structure ribonucleoprotein complex organelle membraneless organelle ribosome cytoplasm cytosol cytosolic small ribosomal subunit cytosolic ribosome
K [auth AK]	Small ribosomal subunit protein uS12	RNA binding binding rRNA binding nucleic acid binding misfolded RNA binding tRNA binding structural molecule activity structural constituent of ribosome	regulation of cellular process positive regulation of biological process RNA metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process RNA processing positive regulation of cellular process regulation of biosynthetic process regulation of cellular process positive regulation of biological process RNA metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process RNA biosynthetic process nucleobase-containing compound metabolic process nucleic acid biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process RNA processing positive regulation of cellular process regulation of biosynthetic process RNA splicing regulation of biological process biological regulation primary metabolic process regulation of macromolecule metabolic process gene expression nucleobase-containing compound biosynthetic process regulation of RNA splicing macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process positive regulation of gene expression metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process positive regulation of RNA splicing regulation of metabolic process translation protein biosynthetic process cytoplasmic translation protein metabolic process RNA folding Group I intron splicing RNA splicing, via transesterification reactions with guanosine as nucleophile RNA splicing, via transesterification reactions maintenance of translational fidelity	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
J [auth AJ]	Small ribosomal subunit protein uS11	RNA binding small ribosomal subunit rRNA binding binding rRNA binding nucleic acid binding structural molecule activity structural constituent of ribosome	primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process cellular process protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome
A [auth AA]	Small ribosomal subunit protein uS2	cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding structural molecule activity structural constituent of ribosome	ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly ribonucleoprotein complex biogenesis organelle assembly protein-containing complex organization membraneless organelle assembly ribosomal small subunit assembly protein-RNA complex assembly ribosomal small subunit biogenesis cellular component organization cellular component biogenesis ribosome biogenesis organelle organization protein-RNA complex organization cellular component assembly protein-containing complex assembly cellular process cellular component organization or biogenesis ribosome assembly primary metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process biosynthetic process cytoplasmic translation metabolic process protein metabolic process macromolecule metabolic process	cytosolic small ribosomal subunit protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cellular anatomical structure cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome cytoplasm cytosolic small ribosomal subunit protein-containing complex intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cellular anatomical structure cytosolic ribosome organelle ribonucleoprotein complex membraneless organelle ribosome cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
G [auth AG]	IPR000630	Small ribosomal subunit protein uS8	Family
G [auth AG]	IPR047863	Small ribosomal subunit protein uS8, conserved site	Conserved Site
G [auth AG]	IPR035987	Small ribosomal subunit protein uS8 superfamily	Homologous Superfamily
I [auth AI]	IPR027486	Small ribosomal subunit protein uS10 domain	Domain
I [auth AI]	IPR036838	Small ribosomal subunit protein uS10 domain superfamily	Homologous Superfamily
I [auth AI]	IPR018268	Small ribosomal subunit protein uS10, conserved site	Conserved Site
I [auth AI]	IPR001848	Small ribosomal subunit protein uS10	Family
H [auth AH]	IPR020574	Small ribosomal subunit protein uS9, conserved site	Conserved Site
H [auth AH]	IPR023035	Small ribosomal subunit protein uS9, bacteria/plastid	Family
H [auth AH]	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
H [auth AH]	IPR000754	Small ribosomal subunit protein uS9	Family
H [auth AH]	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	Homologous Superfamily
F [auth AF]	IPR020606	Small ribosomal subunit protein uS7, conserved site	Conserved Site
F [auth AF]	IPR005717	Small ribosomal subunit protein uS7, bacteria/organella	Family
F [auth AF]	IPR036823	Small ribosomal subunit protein uS7 domain superfamily	Homologous Superfamily
F [auth AF]	IPR000235	Small ribosomal subunit protein uS7	Family
F [auth AF]	IPR023798	Small ribosomal subunit protein uS7 domain	Domain
E [auth AE]	IPR020815	Small ribosomal subunit protein bS6, conserved site	Conserved Site
E [auth AE]	IPR000529	Small ribosomal subunit protein bS6	Family
E [auth AE]	IPR020814	Small ribosomal subunit protein bS6, plastid/chloroplast	Family
E [auth AE]	IPR035980	Small ribosomal subunit protein bS6 superfamily	Homologous Superfamily
E [auth AE]	IPR014717	Translation elongation factor EF1B/small ribosomal subunit protein bS6	Homologous Superfamily
D [auth AD]	IPR000851	Small ribosomal subunit protein uS5	Family
D [auth AD]	IPR005324	Small ribosomal subunit protein uS5, C-terminal	Domain
D [auth AD]	IPR005712	Small ribosomal subunit protein uS5, bacteria	Family
D [auth AD]	IPR013810	Small ribosomal subunit protein uS5, N-terminal	Domain
D [auth AD]	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
D [auth AD]	IPR018192	Small ribosomal subunit protein uS5, N-terminal, conserved site	Conserved Site
D [auth AD]	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	Homologous Superfamily
C [auth AC]	IPR002942	RNA-binding S4 domain	Domain
C [auth AC]	IPR022801	Small ribosomal subunit protein uS4	Family
C [auth AC]	IPR018079	Small ribosomal subunit protein uS4, conserved site	Conserved Site
C [auth AC]	IPR001912	Small ribosomal subunit protein uS4, N-terminal	Domain
C [auth AC]	IPR036986	RNA-binding S4 domain superfamily	Homologous Superfamily
C [auth AC]	IPR005709	Small ribosomal subunit protein uS4, bacteria	Family
Y [auth F2]	IPR009061	Putative DNA-binding domain superfamily	Homologous Superfamily
Y [auth F2]	IPR000795	Translational (tr)-type GTP-binding domain	Domain
Y [auth F2]	IPR013575	Initiation factor 2 associated domain, bacterial	Domain
Y [auth F2]	IPR004161	Translation elongation factor EFTu-like, domain 2	Domain
Y [auth F2]	IPR009000	Translation protein, beta-barrel domain superfamily	Homologous Superfamily
Y [auth F2]	IPR015760	Translation initiation factor IF- 2	Family
Y [auth F2]	IPR023115	Translation initiation factor IF- 2, domain 3	Domain
Y [auth F2]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
Y [auth F2]	IPR005225	Small GTP-binding domain	Domain
Y [auth F2]	IPR000178	Translation initiation factor IF-2, bacterial-like	Family
Y [auth F2]	IPR053905	Elongation factor G-like, domain II	Domain
Y [auth F2]	IPR006847	Translation initiation factor IF-2, N-terminal	Domain
Y [auth F2]	IPR044145	Translation initiation factor IF-2, domain II	Domain
Y [auth F2]	IPR036925	Translation initiation factor IF-2, domain 3 superfamily	Homologous Superfamily
X [auth F1]	IPR003029	S1 domain	Domain
X [auth F1]	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
X [auth F1]	IPR006196	RNA-binding domain, S1, IF1 type	Domain
X [auth F1]	IPR004368	Translation initiation factor IF-1	Family
T [auth AT]	IPR038380	Small ribosomal subunit protein bS21 superfamily	Homologous Superfamily
T [auth AT]	IPR018278	Small ribosomal subunit protein bS21, conserved site	Conserved Site
T [auth AT]	IPR001911	Small ribosomal subunit protein bS21	Family
B [auth AB]	IPR005704	Small ribosomal subunit protein uS3, bacteria	Family
B [auth AB]	IPR001351	Small ribosomal subunit protein uS3, C-terminal	Domain
B [auth AB]	IPR057258	Small ribosomal subunit protein uS3	Family
B [auth AB]	IPR009019	K homology domain superfamily, prokaryotic type	Homologous Superfamily
B [auth AB]	IPR004087	K Homology domain	Domain
B [auth AB]	IPR004044	K Homology domain, type 2	Domain
B [auth AB]	IPR015946	K homology domain-like, alpha/beta	Homologous Superfamily
B [auth AB]	IPR036419	Ribosomal protein S3, C-terminal domain superfamily	Homologous Superfamily
B [auth AB]	IPR018280	Small ribosomal subunit protein uS3, conserved site	Conserved Site
S [auth AS]	IPR036510	Small ribosomal subunit protein bS20 superfamily	Homologous Superfamily
S [auth AS]	IPR002583	Small ribosomal subunit protein bS20	Family
R [auth AR]	IPR005732	Small ribosomal subunit protein uS19, bacteria	Family
R [auth AR]	IPR002222	Small ribosomal subunit protein uS19	Family
R [auth AR]	IPR023575	Small ribosomal subunit protein uS19, superfamily	Homologous Superfamily
R [auth AR]	IPR020934	Small ribosomal subunit protein uS19, conserved site	Conserved Site
Q [auth AQ]	IPR001648	Small ribosomal subunit protein bS18	Family
Q [auth AQ]	IPR018275	Small ribosomal subunit protein bS18, conserved site	Conserved Site
Q [auth AQ]	IPR036870	Small ribosomal subunit protein bS18 superfamily	Homologous Superfamily
P [auth AP]	IPR019979	Small ribosomal subunit protein uS17, conserved site	Conserved Site
P [auth AP]	IPR019984	Small ribosomal subunit protein uS17, bacteria/chloroplast	Family
P [auth AP]	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
P [auth AP]	IPR000266	Small ribosomal subunit protein uS17	Family
O [auth AO]	IPR023803	Small ribosomal subunit protein bS16 domain superfamily	Homologous Superfamily
O [auth AO]	IPR000307	Small ribosomal subunit protein bS16	Family
O [auth AO]	IPR020592	Small ribosomal subunit protein bS16, conserved site	Conserved Site
N [auth AN]	IPR005290	Small ribosomal subunit protein uS15, bacteria	Family
N [auth AN]	IPR009068	uS15/NS1, RNA-binding domain superfamily	Homologous Superfamily
N [auth AN]	IPR000589	Small ribosomal subunit protein uS15	Family
M [auth AM]	IPR001209	Small ribosomal subunit protein uS14	Family
M [auth AM]	IPR018271	Small ribosomal subunit protein uS14, conserved site	Conserved Site
M [auth AM]	IPR023036	Small ribosomal subunit protein uS14, bacteria/plastid	Family
L [auth AL]	IPR018269	Small ribosomal subunit protein uS13, conserved site	Conserved Site
L [auth AL]	IPR027437	Small ribosomal subunit protein uS13, C-terminal	Homologous Superfamily
L [auth AL]	IPR001892	Small ribosomal subunit protein uS13	Family
L [auth AL]	IPR010979	Small ribosomal subunit protein uS13-like, H2TH	Homologous Superfamily
L [auth AL]	IPR019980	Small ribosomal subunit protein uS13, bacteria	Family
K [auth AK]	IPR005679	Ribosomal protein uS12, bacteria	Family
K [auth AK]	IPR006032	Small ribosomal subunit protein uS12	Family
K [auth AK]	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
J [auth AJ]	IPR001971	Small ribosomal subunit protein uS11	Family
J [auth AJ]	IPR036967	Small ribosomal subunit protein uS11 superfamily	Homologous Superfamily
J [auth AJ]	IPR019981	Small ribosomal subunit protein uS11, bacteria	Family
J [auth AJ]	IPR018102	Small ribosomal subunit protein uS11, conserved site	Conserved Site
A [auth AA]	IPR005706	Small ribosomal subunit protein uS2, bacteria/mitochondria/plastid	Family
A [auth AA]	IPR023591	Small ribosomal subunit protein uS2, flavodoxin-like domain superfamily	Homologous Superfamily
A [auth AA]	IPR018130	Small ribosomal subunit protein uS2, conserved site	Conserved Site
A [auth AA]	IPR001865	Small ribosomal subunit protein uS2	Family