Annotations: 5NMS

Hsp21 dodecamer, structural model based on cryo-EM and homology modelling

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)
B	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
J [auth K]	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
L	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
D [auth E]	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
E [auth D]	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
K [auth J]	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2B (2022-06-29)
A	SCOP2 Family	HSP20	8085411	4002439	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Hsp20 chaperone-like	8085412	3001242	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B		e5nmsB1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
H		e5nmsH1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
J [auth K]		e5nmsK1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
L		e5nmsL1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
F		e5nmsF1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
D [auth E]		e5nmsE1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
E [auth D]		e5nmsD1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
G		e5nmsG1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
I		e5nmsI1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
K [auth J]		e5nmsJ1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
C		e5nmsC1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)
A		e5nmsA1	A: beta barrels	X: HAD domain-like	H: Class I glutamine amidotransferase-like	T: CheY-like	F:	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, D [auth E], F, H, J [auth K], B, D [auth E], F, H, J [auth K], L	PF00011	Hsp20/alpha crystallin family (HSP20)	Hsp20/alpha crystallin family	Not only do small heat-shock-proteins occur in eukaryotes and prokaryotes but they have also now been shown to occur in cyanobacterial phages as well as their bacterial hosts [2].	Domain
A, C, E [auth D], G, I, A, C, E [auth D], G, I, K [auth J]	PF00011	Hsp20/alpha crystallin family (HSP20)	Hsp20/alpha crystallin family	Not only do small heat-shock-proteins occur in eukaryotes and prokaryotes but they have also now been shown to occur in cyanobacterial phages as well as their bacterial hosts [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D [auth E], F, H, J [auth K], B, D [auth E], F, H, J [auth K], L	25.3 kDa heat shock protein, chloroplastic	-	response to light stimulus response to stimulus response to radiation response to abiotic stimulus regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process response to light stimulus response to stimulus response to radiation response to abiotic stimulus regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation primary metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process cellular process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process response to stress response to heat response to temperature stimulus cellular component organization organelle organization plastid organization chloroplast organization cellular component organization or biogenesis	membrane-bounded organelle intracellular anatomical structure plastid plastid nucleoid intracellular membraneless organelle nucleoid intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure chloroplast nucleoid plastid stroma organelle membraneless organelle chloroplast stroma membrane-bounded organelle intracellular anatomical structure plastid plastid nucleoid intracellular membraneless organelle nucleoid intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure chloroplast nucleoid plastid stroma organelle membraneless organelle chloroplast stroma cytoplasm chloroplast protein-containing complex protein folding chaperone complex intracellular protein-containing complex
A, C, E [auth D], G, I, A, C, E [auth D], G, I, K [auth J]	25.3 kDa heat shock protein, chloroplastic	-	response to light stimulus response to stimulus response to radiation response to abiotic stimulus regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process response to light stimulus response to stimulus response to radiation response to abiotic stimulus regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation primary metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process cellular process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process response to stress response to heat response to temperature stimulus cellular component organization organelle organization plastid organization chloroplast organization cellular component organization or biogenesis	membrane-bounded organelle intracellular anatomical structure plastid plastid nucleoid intracellular membraneless organelle nucleoid intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure chloroplast nucleoid plastid stroma organelle membraneless organelle chloroplast stroma membrane-bounded organelle intracellular anatomical structure plastid plastid nucleoid intracellular membraneless organelle nucleoid intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure chloroplast nucleoid plastid stroma organelle membraneless organelle chloroplast stroma cytoplasm chloroplast protein-containing complex protein folding chaperone complex intracellular protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D [auth E], F, H, J [auth K], B, D [auth E], F, H, J [auth K], L	IPR002068	Alpha crystallin/Hsp20 domain	Domain
B, D [auth E], F, H, J [auth K], B, D [auth E], F, H, J [auth K], L	IPR044587	Heat shock protein 21-like	Family
B, D [auth E], F, H, J [auth K], B, D [auth E], F, H, J [auth K], L	IPR008978	HSP20-like chaperone	Homologous Superfamily
A, C, E [auth D], G, I, A, C, E [auth D], G, I, K [auth J]	IPR002068	Alpha crystallin/Hsp20 domain	Domain
A, C, E [auth D], G, I, A, C, E [auth D], G, I, K [auth J]	IPR044587	Heat shock protein 21-like	Family
A, C, E [auth D], G, I, A, C, E [auth D], G, I, K [auth J]	IPR008978	HSP20-like chaperone	Homologous Superfamily

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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.