Annotations: 3SB1

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	HupH-like	8046477	4005107	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	HupH-like	8101836	3002719	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	HupH-like	8101836	3002719	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	UNK_F_TYPE	e3sb1A1	A: a+b two layers	X: hydrogenase expression protein-like (From Homology)	H: hydrogenase expression protein-like	T: hydrogenase expression protein	F: UNK_F_TYPE	ECOD (1.6)
B	UNK_F_TYPE	e3sb1B1	A: a+b two layers	X: hydrogenase expression protein-like (From Homology)	H: hydrogenase expression protein-like	T: hydrogenase expression protein	F: UNK_F_TYPE	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.1370.140	Alpha Beta	2-Layer Sandwich	Ribosomal Protein S8	Chain: A, domain 1	CATH (4.3.0)
A	1.20.5.2620	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces		CATH (4.3.0)
B	3.30.1370.140	Alpha Beta	2-Layer Sandwich	Ribosomal Protein S8	Chain: A, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF04809	HupH hydrogenase expression protein, C-terminal conserved region (HupH_C)	HupH hydrogenase expression protein, C-terminal conserved region	-	Family

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR006894	HupH hydrogenase expression protein, C-terminal	Domain
A, B	IPR038527	HupH, C-terminal domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.