Annotations: 8PBB

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	HIG_1_N	e8pbbD1	A: alpha arrays	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: HIG_1_N	ECOD (v295.2)
B	HIG_1_N	e8pbbB1	A: alpha arrays	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: HIG_1_N	ECOD (v295.2)
C	DNA_topoisoIV	e8pbbC1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: DNA_topoisoIV	ECOD (v295.2)
A	DNA_topoisoIV	e8pbbA1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: DNA_topoisoIV	ECOD (v295.2)

Chains	Accession	Name	Description	Comments	Source
B, D	PF00148	Nitrogenase component 1 type Oxidoreductase (Oxidored_nitro)	Nitrogenase component 1 type Oxidoreductase		Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D	Nitrogenase iron-iron protein, beta subunit	oxidoreductase activity nitrogenase activity oxidoreductase activity, acting on iron-sulfur proteins as donors catalytic activity oxidoreductase activity, acting on iron-sulfur proteins as donors, dinitrogen as acceptor	-	-
A, C	Nitrogenase protein alpha chain	iron-sulfur cluster binding binding metal cluster binding small molecule binding oxidoreductase activity nitrogenase activity oxidoreductase activity, acting on iron-sulfur proteins as donors catalytic activity oxidoreductase activity, acting on iron-sulfur proteins as donors, dinitrogen as acceptor	-	-

Chains	Accession	Name	Type
B, D	IPR000510	Nitrogenase/oxidoreductase, component 1	Domain
B, D	IPR000318	Nitrogenase component 1, conserved site	Conserved Site
B, D	IPR050152	ChlB/BchB/BchZ	Family
B, D	IPR014280	Nitrogenase iron-iron, beta subunit	Family
A, C	IPR000510	Nitrogenase/oxidoreductase, component 1	Domain
A, C	IPR000318	Nitrogenase component 1, conserved site	Conserved Site
A, C	IPR010143	Nitrogenase component 1, alpha chain	Family
A, C	IPR005974	Nitrogenase alpha chain	Family
A, C	IPR011290	Nitrogenase iron-iron protein, alpha chain	Family

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.

8PBB | pdb_00008pbb