9SS0 | pdb_00009ss0

30S ribosomal subunit RimM-KO with IF1 and IF3 (State I)

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth AA]	SCOP2B Superfamily	SIS domain/Ribosomal protein S2-like	8063838	3001397	SCOP2B (2022-06-29)
B [auth AC]	SCOP2B Superfamily	Alpha-L RNA-binding motif	8083400	3001473	SCOP2B (2022-06-29)
D [auth AE]	SCOP2B Superfamily	Ribosomal protein S6	8066495	3001323	SCOP2B (2022-06-29)
E [auth AF]	SCOP2B Superfamily	Ribosomal protein S7	8077979	3000799	SCOP2B (2022-06-29)
F [auth AG]	SCOP2B Superfamily	Ribosomal protein S8	8079059	3000709	SCOP2B (2022-06-29)
G [auth AH]	SCOP2B Superfamily	Ribosomal protein S5 domain 2-like	8082661	3000100	SCOP2B (2022-06-29)
H [auth AJ]	SCOP2B Superfamily	Translational machinery components	8035368	3000571	SCOP2B (2022-06-29)
I [auth AK]	SCOP2B Superfamily	Nucleic acid-binding proteins	8106545	3000135	SCOP2B (2022-06-29)
J [auth AN]	SCOP2B Superfamily	S15/NS1 RNA-binding domain	8032375	3001284	SCOP2B (2022-06-29)
K [auth AO]	SCOP2B Superfamily	Ribosomal protein S16	8106547	3000680	SCOP2B (2022-06-29)
L [auth AP]	SCOP2B Superfamily	Nucleic acid-binding proteins	8059276	3000135	SCOP2B (2022-06-29)
O [auth AT]	SCOP2B Superfamily	Ribosomal protein S21	8053090	3002159	SCOP2B (2022-06-29)
Q [auth F1]	SCOP2B Superfamily	Nucleic acid-binding proteins	8086090	3000135	SCOP2B (2022-06-29)
R [auth F3]	SCOP2B Superfamily	Translation initiation factor IF3, C-terminal domain	8035754	3001514	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth AA]	RVP	e9ss0AA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
B [auth AC]	RVP	e9ss0AC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
C [auth AD]	RVP	e9ss0AD1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
D [auth AE]	RVP	e9ss0AE1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
E [auth AF]	RVP	e9ss0AF1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
F [auth AG]	RVP	e9ss0AG1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
G [auth AH]	RVP	e9ss0AH1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
H [auth AJ]	RVP	e9ss0AJ1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
I [auth AK]	RVP	e9ss0AK1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
J [auth AN]	RVP	e9ss0AN1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
K [auth AO]	RVP	e9ss0AO1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
L [auth AP]	RVP	e9ss0AP1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
M [auth AQ]	RVP	e9ss0AQ1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
N [auth AS]	RVP	e9ss0AS1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)
O [auth AT]	RVP	e9ss0AT1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: RVP	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth AA]	PF00318	Ribosomal protein S2 (Ribosomal_S2)	Ribosomal protein S2	-	Family
B [auth AC]	PF00163	Ribosomal protein S4/S9 N-terminal domain (Ribosomal_S4)	Ribosomal protein S4/S9 N-terminal domain	-	Family
B [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
C [auth AD]	PF03719	Ribosomal protein S5, C-terminal domain (Ribosomal_S5_C)	Ribosomal protein S5, C-terminal domain		Domain
C [auth AD]	PF00333	Ribosomal protein S5, N-terminal domain (Ribosomal_S5)	Ribosomal protein S5, N-terminal domain		Domain
D [auth AE]	PF01250	Ribosomal protein S6 (Ribosomal_S6)	Ribosomal protein S6		Domain
E [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
F [auth AG]	PF00410	Ribosomal protein S8 (Ribosomal_S8)	Ribosomal protein S8		Domain
G [auth AH]	PF00380	Ribosomal protein S9/S16 (Ribosomal_S9)	Ribosomal protein S9/S16	-	Family
H [auth AJ]	PF00411	Ribosomal protein S11 (Ribosomal_S11)	Ribosomal protein S11	-	Family
I [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 AN]	PF00312	Ribosomal protein S15 (Ribosomal_S15)	Ribosomal protein S15		Domain
K [auth AO]	PF00886	Ribosomal protein S16 (Ribosomal_S16)	Ribosomal protein S16	-	Family
L [auth AP]	PF00366	Ribosomal protein S17 (Ribosomal_S17)	Ribosomal protein S17		Domain
M [auth AQ]	PF01084	Ribosomal protein S18 (Ribosomal_S18)	Ribosomal protein S18	-	Family
Q [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
R [auth F3]	PF00707	Translation initiation factor IF-3, C-terminal domain (IF3_C)	Translation initiation factor IF-3, C-terminal domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
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
B [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 response to stimulus response to chemical response to antibiotic 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
C [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 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 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
D [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
E [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
F [auth AG]	Small ribosomal subunit protein uS8	structural molecule activity structural constituent of ribosome RNA binding binding rRNA binding nucleic acid binding	regulation of biosynthetic process regulation of biological process regulation of cellular process regulation of protein metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process gene expression translation macromolecule biosynthetic process protein biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression regulation of gene expression biosynthetic process regulation of biosynthetic process regulation of biological process regulation of cellular process regulation of protein metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process gene expression translation macromolecule biosynthetic process protein biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression regulation of gene expression biosynthetic process regulation of translation regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process protein metabolic process regulation of metabolic process catabolic process negative regulation of biological process RNA metabolic process macromolecule catabolic process nucleobase-containing compound metabolic process 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 mRNA catabolic process negative regulation of metabolic process regulation of catabolic process mRNA metabolic process nucleic acid metabolic process nucleobase-containing compound catabolic process regulation of mRNA stability negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of RNA stability nucleic acid catabolic process regulation of mRNA 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 cytoplasmic translation	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
G [auth AH]	Small ribosomal subunit protein uS9	RNA binding 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	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
H [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
I [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 response to stimulus response to chemical response to antibiotic 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 AN]	Small ribosomal subunit protein uS15	RNA binding binding rRNA binding nucleic acid binding small ribosomal subunit 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 regulation of biosynthetic process regulation of biological process regulation of cellular process 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 regulation of biosynthetic process regulation of biological process regulation of cellular process regulation of protein metabolic process biological regulation regulation of macromolecule metabolic process regulation of primary metabolic process post-transcriptional regulation of gene expression regulation of gene expression regulation of translation regulation of macromolecule biosynthetic 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	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
K [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 hydrolase activity DNA secondary structure binding DNA binding binding four-way junction DNA binding nucleic acid binding structural molecule activity DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA nuclease activity catalytic activity, acting on a nucleic acid catalytic activity DNA nuclease activity hydrolase 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
L [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
M [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
N [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
O [auth AT]	Small ribosomal subunit protein bS21	structural molecule activity structural constituent of ribosome RNA binding binding rRNA binding nucleic acid 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	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 D1]	16S Ribosomal RNA	-	-	-
Q [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
R [auth F3]	Translation initiation factor IF-3	translation factor activity translation initiation factor activity ribonucleoprotein complex binding protein-containing complex binding binding ribosome binding RNA binding nucleic acid binding	response to stimulus response to stress response to abiotic stimulus response to cold response to temperature stimulus cellular component organization cellular component disassembly organelle organization organelle disassembly ribosome disassembly cellular process cellular component organization or biogenesis	cellular anatomical structure membrane intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
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
B [auth AC]	IPR002942	RNA-binding S4 domain	Domain
B [auth AC]	IPR022801	Small ribosomal subunit protein uS4	Family
B [auth AC]	IPR018079	Small ribosomal subunit protein uS4, conserved site	Conserved Site
B [auth AC]	IPR001912	Small ribosomal subunit protein uS4, N-terminal	Domain
B [auth AC]	IPR036986	RNA-binding S4 domain superfamily	Homologous Superfamily
B [auth AC]	IPR005709	Small ribosomal subunit protein uS4, bacteria	Family
C [auth AD]	IPR000851	Small ribosomal subunit protein uS5	Family
C [auth AD]	IPR005324	Small ribosomal subunit protein uS5, C-terminal	Domain
C [auth AD]	IPR005712	Small ribosomal subunit protein uS5, bacteria	Family
C [auth AD]	IPR013810	Small ribosomal subunit protein uS5, N-terminal	Domain
C [auth AD]	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
C [auth AD]	IPR018192	Small ribosomal subunit protein uS5, N-terminal, conserved site	Conserved Site
C [auth AD]	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	Homologous Superfamily
D [auth AE]	IPR020815	Small ribosomal subunit protein bS6, conserved site	Conserved Site
D [auth AE]	IPR000529	Small ribosomal subunit protein bS6	Family
D [auth AE]	IPR020814	Small ribosomal subunit protein bS6, plastid/chloroplast	Family
D [auth AE]	IPR035980	Small ribosomal subunit protein bS6 superfamily	Homologous Superfamily
D [auth AE]	IPR014717	Translation elongation factor EF1B/small ribosomal subunit protein bS6	Homologous Superfamily
E [auth AF]	IPR020606	Small ribosomal subunit protein uS7, conserved site	Conserved Site
E [auth AF]	IPR005717	Small ribosomal subunit protein uS7, bacteria/organella	Family
E [auth AF]	IPR036823	Small ribosomal subunit protein uS7 domain superfamily	Homologous Superfamily
E [auth AF]	IPR000235	Small ribosomal subunit protein uS7	Family
E [auth AF]	IPR023798	Small ribosomal subunit protein uS7 domain	Domain
F [auth AG]	IPR000630	Small ribosomal subunit protein uS8	Family
F [auth AG]	IPR047863	Small ribosomal subunit protein uS8, conserved site	Conserved Site
F [auth AG]	IPR035987	Small ribosomal subunit protein uS8 superfamily	Homologous Superfamily
G [auth AH]	IPR020574	Small ribosomal subunit protein uS9, conserved site	Conserved Site
G [auth AH]	IPR023035	Small ribosomal subunit protein uS9, bacteria/plastid	Family
G [auth AH]	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
G [auth AH]	IPR000754	Small ribosomal subunit protein uS9	Family
G [auth AH]	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	Homologous Superfamily
H [auth AJ]	IPR001971	Small ribosomal subunit protein uS11	Family
H [auth AJ]	IPR036967	Small ribosomal subunit protein uS11 superfamily	Homologous Superfamily
H [auth AJ]	IPR019981	Small ribosomal subunit protein uS11, bacteria	Family
H [auth AJ]	IPR018102	Small ribosomal subunit protein uS11, conserved site	Conserved Site
I [auth AK]	IPR005679	Ribosomal protein uS12, bacteria	Family
I [auth AK]	IPR006032	Small ribosomal subunit protein uS12	Family
I [auth AK]	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
J [auth AN]	IPR009068	uS15/NS1, RNA-binding domain superfamily	Homologous Superfamily
J [auth AN]	IPR000589	Small ribosomal subunit protein uS15	Family
J [auth AN]	IPR005290	Small ribosomal subunit protein uS15, bacteria	Family
K [auth AO]	IPR023803	Small ribosomal subunit protein bS16 domain superfamily	Homologous Superfamily
K [auth AO]	IPR000307	Small ribosomal subunit protein bS16	Family
K [auth AO]	IPR020592	Small ribosomal subunit protein bS16, conserved site	Conserved Site
L [auth AP]	IPR019979	Small ribosomal subunit protein uS17, conserved site	Conserved Site
L [auth AP]	IPR019984	Small ribosomal subunit protein uS17, bacteria/chloroplast	Family
L [auth AP]	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
L [auth AP]	IPR000266	Small ribosomal subunit protein uS17	Family
M [auth AQ]	IPR001648	Small ribosomal subunit protein bS18	Family
M [auth AQ]	IPR018275	Small ribosomal subunit protein bS18, conserved site	Conserved Site
M [auth AQ]	IPR036870	Small ribosomal subunit protein bS18 superfamily	Homologous Superfamily
N [auth AS]	IPR036510	Small ribosomal subunit protein bS20 superfamily	Homologous Superfamily
N [auth AS]	IPR002583	Small ribosomal subunit protein bS20	Family
O [auth AT]	IPR038380	Small ribosomal subunit protein bS21 superfamily	Homologous Superfamily
O [auth AT]	IPR018278	Small ribosomal subunit protein bS21, conserved site	Conserved Site
O [auth AT]	IPR001911	Small ribosomal subunit protein bS21	Family
Q [auth F1]	IPR003029	S1 domain	Domain
Q [auth F1]	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
Q [auth F1]	IPR006196	RNA-binding domain, S1, IF1 type	Domain
Q [auth F1]	IPR004368	Translation initiation factor IF-1	Family
R [auth F3]	IPR019815	Translation initiation factor 3, C-terminal	Domain
R [auth F3]	IPR001288	Translation initiation factor 3	Family
R [auth F3]	IPR019814	Translation initiation factor 3, N-terminal	Domain
R [auth F3]	IPR036788	Translation initiation factor 3 (IF-3), C-terminal domain superfamily	Homologous Superfamily
R [auth F3]	IPR036787	Translation initiation factor 3 (IF-3), N-terminal domain superfamily	Homologous Superfamily
R [auth F3]	IPR019813	Translation initiation factor 3, conserved site	Conserved Site

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.