Annotations: 9IAO

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Helical backbone metal receptor	8076797	3001679	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Helical backbone metal receptor	8076797	3001679	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Helical backbone metal receptor	8097364	3001679	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Helical backbone metal receptor	8097364	3001679	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	Beta-Casp	e9iaoD1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)
C	Beta-Casp	e9iaoC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: Beta-Casp	ECOD (v294.2)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E, F	Nitrogenase MoFe cofactor biosynthesis protein NifX	-	-	-
C, D	Nitrogenase iron-molybdenum cofactor biosynthesis protein NifN	iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion 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	cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly cellular process cellular component organization or biogenesis	-
A, B	Nitrogenase iron-molybdenum cofactor biosynthesis protein NifE	iron-sulfur cluster binding binding 4 iron, 4 sulfur cluster binding metal cluster binding small molecule binding cation binding ion binding metal ion 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	cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly cellular process cellular component organization or biogenesis	-

Chains	Accession	Name	Type
E, F	IPR034169	NifX-like domain	Domain
E, F	IPR003731	Dinitrogenase iron-molybdenum cofactor biosynthesis	Domain
E, F	IPR036105	Dinitrogenase iron-molybdenum cofactor biosynthesis superfamily	Homologous Superfamily
E, F	IPR051840	NifX/NifY domain-containing protein	Family
C, D	IPR000510	Nitrogenase/oxidoreductase, component 1	Domain
C, D	IPR000318	Nitrogenase component 1, conserved site	Conserved Site
C, D	IPR050152	ChlB/BchB/BchZ	Family
C, D	IPR005975	Nitrogenase molybdenum-iron cofactor biosynthesis protein	Family
A, B	IPR000510	Nitrogenase/oxidoreductase, component 1	Domain
A, B	IPR005973	Nitrogenase MoFe cofactor biosynthesis protein NifE	Family
A, B	IPR000318	Nitrogenase component 1, conserved site	Conserved Site
A, B	IPR049939	Nitrogenase MoFe cofactor biosynthesis protein NifE-like	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.

9IAO | pdb_00009iao