9XA9 | pdb_00009xa9

Cryo-EM structure of the pre-40S ribosome (Enp1-Rrp12 WT) from Chaetomium thermophilum, state Tsr1-1

External Resource: Annotation

Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth D]	Small ribosomal subunit protein uS2	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 biosynthetic process metabolic process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic 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 E]	Small ribosomal subunit protein eS1	structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic 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
C [auth F]	Small ribosomal subunit protein uS5	RNA binding binding nucleic acid binding structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic 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
D [auth H]	40S ribosomal protein S4	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	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
E [auth J]	40S ribosomal protein S6	structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process	protein-containing complex ribonucleoprotein complex intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle ribosome
F [auth K]	40S ribosomal protein S7	structural molecule activity structural constituent of ribosome	ribonucleoprotein complex biogenesis RNA metabolic process primary metabolic process rRNA processing gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular component biogenesis RNA biosynthetic process ribosome biogenesis nucleic acid biosynthetic process biosynthetic process ribonucleoprotein complex biogenesis RNA metabolic process primary metabolic process rRNA processing gene expression nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular component biogenesis RNA biosynthetic process ribosome biogenesis nucleic acid biosynthetic process biosynthetic process metabolic process cellular process macromolecule metabolic process cellular component organization or biogenesis RNA processing rRNA metabolic process ribosomal small subunit biogenesis protein metabolic process translation protein biosynthetic process	90S preribosome preribosome protein-containing complex ribonucleoprotein complex cytosolic small ribosomal subunit intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cellular anatomical structure cytosolic ribosome organelle membraneless organelle 90S preribosome preribosome protein-containing complex ribonucleoprotein complex cytosolic small ribosomal subunit intracellular anatomical structure small ribosomal subunit intracellular membraneless organelle intracellular organelle ribosomal subunit cellular anatomical structure cytosolic ribosome organelle membraneless organelle ribosome cytoplasm cytosol membrane-bounded organelle nucleus membrane-enclosed lumen nuclear protein-containing complex intracellular membrane-bounded organelle small-subunit processome nucleolus intracellular organelle lumen organelle lumen nuclear lumen
G [auth L]	40S ribosomal protein S8	structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process	protein-containing complex ribonucleoprotein complex intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle ribosome
H [auth M]	40S ribosomal protein s9-like protein	structural molecule activity structural constituent of ribosome RNA binding binding rRNA binding nucleic acid binding	cellular component biogenesis ribosome biogenesis ribonucleoprotein complex biogenesis cellular process cellular component organization or biogenesis ribosomal small subunit biogenesis biosynthetic process metabolic process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process cellular component biogenesis ribosome biogenesis ribonucleoprotein complex biogenesis cellular process cellular component organization or biogenesis ribosomal small subunit biogenesis biosynthetic process metabolic process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic 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
I [auth O]	40S ribosomal protein S11-like protein	structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic 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
J [auth Q]	40S ribosomal protein S13-like protein	RNA binding small ribosomal subunit rRNA binding binding rRNA binding nucleic acid binding structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen cytosolic small ribosomal subunit protein-containing complex small ribosomal subunit ribosomal subunit cytosolic ribosome ribonucleoprotein complex ribosome cytoplasm cytosol
K [auth R]	40S ribosomal protein S14-like protein	structural molecule activity structural constituent of ribosome cation binding ion binding binding metal ion binding small molecule binding	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process	protein-containing complex ribonucleoprotein complex intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle ribosome
L [auth U]	40S ribosomal protein S17-like protein	structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex ribonucleoprotein complex intracellular organelle organelle membraneless organelle intracellular membraneless organelle ribosome
M [auth Y]	40S ribosomal protein S21-like protein	structural molecule activity structural constituent of ribosome	cellular component biogenesis ribosome biogenesis ribonucleoprotein complex biogenesis cellular process cellular component organization or biogenesis ribosomal small subunit biogenesis biosynthetic process metabolic process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process cellular component biogenesis ribosome biogenesis ribonucleoprotein complex biogenesis cellular process cellular component organization or biogenesis ribosomal small subunit biogenesis biosynthetic process metabolic process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process	intracellular organelle cellular anatomical structure intracellular anatomical structure cytosolic ribosome organelle membraneless organelle intracellular membraneless organelle ribosome cytoplasm cytosol protein-containing complex ribonucleoprotein complex
N [auth Z]	40S ribosomal protein S22-like protein	structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic 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
O [auth a]	40S ribosomal protein s23-like protein	structural molecule activity structural constituent of ribosome	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic 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
P [auth b]	Small ribosomal subunit protein eS24	transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity structural molecule activity structural constituent of ribosome	methylation metabolic process cellular process biosynthetic process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process	protein-containing complex ribonucleoprotein complex cellular anatomical structure intracellular anatomical structure cytoplasm intracellular organelle organelle membraneless organelle intracellular membraneless organelle ribosome
Q [auth e]	Ribosomal protein s27-like protein	structural molecule activity structural constituent of ribosome cation binding ion binding binding metal ion binding small molecule binding	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression protein biosynthetic process macromolecule biosynthetic process	protein-containing complex ribonucleoprotein complex intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle ribosome
R [auth h]	40S ribosomal protein S30	-	-	-
S [auth A]	18S pre-rRNA	-	-	-
T [auth 3]	Pre-rRNA-processing protein PNO1	RNA binding binding nucleic acid binding	cellular component biogenesis ribosome biogenesis ribonucleoprotein complex biogenesis cellular process cellular component organization or biogenesis	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth D]	IPR023591	Small ribosomal subunit protein uS2, flavodoxin-like domain superfamily	Homologous Superfamily
A [auth D]	IPR018130	Small ribosomal subunit protein uS2, conserved site	Conserved Site
A [auth D]	IPR001865	Small ribosomal subunit protein uS2	Family
A [auth D]	IPR005707	Small ribosomal subunit protein uS2, eukaryota/archaea	Family
A [auth D]	IPR027498	Small ribosomal subunit protein uS2, eukaryota	Family
B [auth E]	IPR001593	Small ribosomal subunit protein eS1	Family
B [auth E]	IPR018281	Small ribosomal subunit protein eS1, conserved site	Conserved Site
B [auth E]	IPR027500	Small ribosomal subunit protein eS1, eukaryota	Family
C [auth F]	IPR005711	Small ribosomal subunit protein uS5, eukaryota_archaea	Family
C [auth F]	IPR000851	Small ribosomal subunit protein uS5	Family
C [auth F]	IPR005324	Small ribosomal subunit protein uS5, C-terminal	Domain
C [auth F]	IPR013810	Small ribosomal subunit protein uS5, N-terminal	Domain
C [auth F]	IPR020568	Ribosomal protein uS5 domain 2-type superfamily	Homologous Superfamily
C [auth F]	IPR018192	Small ribosomal subunit protein uS5, N-terminal, conserved site	Conserved Site
C [auth F]	IPR014721	Small ribosomal subunit protein uS5 domain 2-type fold, subgroup	Homologous Superfamily
D [auth H]	IPR018199	Small ribosomal subunit protein eS4, N-terminal, conserved site	Conserved Site
D [auth H]	IPR013843	Small ribosomal subunit protein eS4, N-terminal	Domain
D [auth H]	IPR032277	Small ribosomal subunit protein eS4, C-terminal domain	Domain
D [auth H]	IPR002942	RNA-binding S4 domain	Domain
D [auth H]	IPR013845	Small ribosomal subunit protein eS4, central region	Domain
D [auth H]	IPR000876	Small ribosomal subunit protein eS4	Family
D [auth H]	IPR014722	Large ribosomal subunit protein uL2, domain 2	Homologous Superfamily
D [auth H]	IPR038237	Small ribosomal subunit protein eS4, central domain superfamily	Homologous Superfamily
D [auth H]	IPR041982	Small ribosomal subunit protein eS4, KOW domain	Domain
D [auth H]	IPR036986	RNA-binding S4 domain superfamily	Homologous Superfamily
D [auth H]	IPR005824	KOW	Domain
E [auth J]	IPR014401	Small ribosomal subunit protein eS6-like	Family
E [auth J]	IPR001377	Small ribosomal subunit protein eS6	Family
E [auth J]	IPR018282	Small ribosomal subunit protein eS6, conserved site	Conserved Site
F [auth K]	IPR000554	Small ribosomal subunit protein eS7	Family
F [auth K]	IPR047861	Small ribosomal subunit protein eS7, conserved site	Conserved Site
G [auth L]	IPR001047	Small ribosomal subunit protein eS8	Family
G [auth L]	IPR042563	Small ribosomal subunit protein eS8 subdomain, eukaryota	Homologous Superfamily
G [auth L]	IPR022309	Ribosomal protein eS8/ribosomal biogenesis NSA2	Family
H [auth M]	IPR018079	Small ribosomal subunit protein uS4, conserved site	Conserved Site
H [auth M]	IPR002942	RNA-binding S4 domain	Domain
H [auth M]	IPR001912	Small ribosomal subunit protein uS4, N-terminal	Domain
H [auth M]	IPR036986	RNA-binding S4 domain superfamily	Homologous Superfamily
H [auth M]	IPR022801	Small ribosomal subunit protein uS4	Family
H [auth M]	IPR005710	Small ribosomal subunit protein uS4, eukaryota/archaea	Family
I [auth O]	IPR019979	Small ribosomal subunit protein uS17, conserved site	Conserved Site
I [auth O]	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
I [auth O]	IPR000266	Small ribosomal subunit protein uS17	Family
I [auth O]	IPR032440	Small ribosomal subunit protein uS17, N-terminal	Domain
I [auth O]	IPR028333	Small ribosomal subunit protein uS17, archaeal/eukaryotic	Family
J [auth Q]	IPR012606	Small ribosomal subunit protein uS15, N-terminal	Domain
J [auth Q]	IPR009068	uS15/NS1, RNA-binding domain superfamily	Homologous Superfamily
J [auth Q]	IPR023029	Small ribosomal subunit protein uS15, archaea/eukaryota	Family
J [auth Q]	IPR000589	Small ribosomal subunit protein uS15	Family
K [auth R]	IPR001971	Small ribosomal subunit protein uS11	Family
K [auth R]	IPR036967	Small ribosomal subunit protein uS11 superfamily	Homologous Superfamily
K [auth R]	IPR018102	Small ribosomal subunit protein uS11, conserved site	Conserved Site
L [auth U]	IPR036401	Small ribosomal subunit protein eS17 superfamily	Homologous Superfamily
L [auth U]	IPR001210	Small ribosomal subunit protein eS17	Family
L [auth U]	IPR018273	Small ribosomal subunit protein eS17, conserved site	Conserved Site
M [auth Y]	IPR038579	Small ribosomal subunit protein eS21 superfamily	Homologous Superfamily
M [auth Y]	IPR018279	Small ribosomal subunit protein eS21, conserved site	Conserved Site
M [auth Y]	IPR001931	Small ribosomal subunit protein eS21	Family
N [auth Z]	IPR000630	Small ribosomal subunit protein uS8	Family
N [auth Z]	IPR047863	Small ribosomal subunit protein uS8, conserved site	Conserved Site
N [auth Z]	IPR035987	Small ribosomal subunit protein uS8 superfamily	Homologous Superfamily
O [auth a]	IPR006032	Small ribosomal subunit protein uS12	Family
O [auth a]	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
O [auth a]	IPR005680	Small ribosomal subunit protein uS12, eukaryota/archaea	Family
P [auth b]	IPR053709	Eukaryotic Ribosomal Protein eS24	Homologous Superfamily
P [auth b]	IPR001976	Small ribosomal subunit protein eS24	Family
P [auth b]	IPR012678	Ribosomal protein uL23/eL15/eS24 core domain superfamily	Homologous Superfamily
P [auth b]	IPR018098	Small ribosomal subunit protein eS24 conserved site	Conserved Site
Q [auth e]	IPR023407	Small ribosomal subunit protein eS27, zinc-binding domain superfamily	Homologous Superfamily
Q [auth e]	IPR000592	Small ribosomal subunit protein eS27	Family
Q [auth e]	IPR011332	Zinc-binding ribosomal protein	Homologous Superfamily
T [auth 3]	IPR004087	K Homology domain	Domain
T [auth 3]	IPR055211	PNO1, second type I KH domain	Domain
T [auth 3]	IPR036612	K Homology domain, type 1 superfamily	Homologous Superfamily
T [auth 3]	IPR055212	PNO1, first type I KH domain	Domain

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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.