Annotations: 6TTL

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Fe_hyd_SSU	e6ttlA1	A: alpha arrays	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F: Fe_hyd_SSU	ECOD (v295)
A		e6ttlA3	A: alpha arrays	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F:	ECOD (v295)
B		e6ttlB1	A: alpha arrays	X: cradle loop barrel	H: N-terminal domain of poxin	T: N-terminal domain of poxin	F:	ECOD (v295)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	[FeFe]-hydrogenase	oxidoreductase activity oxidoreductase activity, acting on hydrogen as donor, iron-sulfur protein as acceptor oxidoreductase activity, acting on hydrogen as donor ferredoxin hydrogenase activity catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding ion binding oxidoreductase activity oxidoreductase activity, acting on hydrogen as donor, iron-sulfur protein as acceptor oxidoreductase activity, acting on hydrogen as donor ferredoxin hydrogenase activity catalytic activity iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding	-	-

Chains	Accession	Name	Type
A, B	IPR017900	4Fe-4S ferredoxin, iron-sulphur binding, conserved site	Conserved Site
A, B	IPR004108	Iron hydrogenase, large subunit, C-terminal	Domain
A, B	IPR036991	Iron hydrogenase, small subunit superfamily	Homologous Superfamily
A, B	IPR019554	Soluble ligand binding domain	Domain
A, B	IPR050340	Cytosolic Fe-S Cluster Assembly Factor	Family
A, B	IPR009016	Iron hydrogenase	Homologous Superfamily
A, B	IPR017896	4Fe-4S ferredoxin-type, iron-sulphur binding domain	Domain
A, B	IPR013352	Iron hydrogenase, subset	Domain
A, B	IPR003149	Iron hydrogenase, small subunit	Domain

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.

6TTL | pdb_00006ttl