5DS2

Core domain of the class I small heat-shock protein HSP 18.1 from Pisum sativum

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d5ds2b_	All beta proteins	HSP20-like chaperones	HSP20-like chaperones	HSP20	automated matches	Garden pea (Pisum sativum ) [TaxId: 3888 ],	SCOPe (2.08)
E	d5ds2e_	All beta proteins	HSP20-like chaperones	HSP20-like chaperones	HSP20	automated matches	Garden pea (Pisum sativum ) [TaxId: 3888 ],	SCOPe (2.08)
A	d5ds2a_	All beta proteins	HSP20-like chaperones	HSP20-like chaperones	HSP20	automated matches	Garden pea (Pisum sativum ) [TaxId: 3888 ],	SCOPe (2.08)
C	d5ds2c_	All beta proteins	HSP20-like chaperones	HSP20-like chaperones	HSP20	automated matches	Garden pea (Pisum sativum ) [TaxId: 3888 ],	SCOPe (2.08)
D	d5ds2d_	All beta proteins	HSP20-like chaperones	HSP20-like chaperones	HSP20	automated matches	Garden pea (Pisum sativum ) [TaxId: 3888 ],	SCOPe (2.08)
F	d5ds2f_	All beta proteins	HSP20-like chaperones	HSP20-like chaperones	HSP20	automated matches	Garden pea (Pisum sativum ) [TaxId: 3888 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Hsp20 chaperone-like	8098558	3001242	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Hsp20 chaperone-like	8098558	3001242	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Hsp20 chaperone-like	8098558	3001242	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Hsp20 chaperone-like	8098558	3001242	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Hsp20 chaperone-like	8098558	3001242	SCOP2B (2022-06-29)
F	SCOP2 Family	HSP20	8098557	4002439	SCOP2 (2022-06-29)
F	SCOP2 Superfamily	Hsp20 chaperone-like	8098558	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	PF00011	e5ds2B1	A: beta sandwiches	X: HSP20-like	H: HSP20-like chaperones (From Topology)	T: HSP20-like chaperones	F: PF00011	ECOD (1.6)
E	PF00011	e5ds2E1	A: beta sandwiches	X: HSP20-like	H: HSP20-like chaperones (From Topology)	T: HSP20-like chaperones	F: PF00011	ECOD (1.6)
A	PF00011	e5ds2A1	A: beta sandwiches	X: HSP20-like	H: HSP20-like chaperones (From Topology)	T: HSP20-like chaperones	F: PF00011	ECOD (1.6)
C	PF00011	e5ds2C1	A: beta sandwiches	X: HSP20-like	H: HSP20-like chaperones (From Topology)	T: HSP20-like chaperones	F: PF00011	ECOD (1.6)
D	PF00011	e5ds2D1	A: beta sandwiches	X: HSP20-like	H: HSP20-like chaperones (From Topology)	T: HSP20-like chaperones	F: PF00011	ECOD (1.6)
F	PF00011	e5ds2F1	A: beta sandwiches	X: HSP20-like	H: HSP20-like chaperones (From Topology)	T: HSP20-like chaperones	F: PF00011	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.40.790	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
E	2.60.40.790	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
A	2.60.40.790	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
C	2.60.40.790	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
D	2.60.40.790	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
F	2.60.40.790	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	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
A, B, C, D, E A, B, C, D, E, F	18.1 kDa class I heat shock protein	identical protein binding protein binding binding	regulation of protein stability biological regulation regulation of biological quality protein stabilization	intracellular anatomical structure cytoplasm cellular anatomical entity protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR031107	Small heat shock protein	Family
A, B, C, D, E A, B, C, D, E, F	IPR002068	Alpha crystallin/Hsp20 domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR008978	HSP20-like chaperone	Homologous Superfamily

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 R01GM133198.