8RHP | pdb_00008rhp

Cryo-EM structure of the molybdenum nitrogenase complexed with iron protein (NifH) and Shethna protein II (FeSII)

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Helical backbone metal receptor	8043190	3001679	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Helical backbone metal receptor	8043190	3001679	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Helical backbone metal receptor	8043190	3001679	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Helical backbone metal receptor	8043190	3001679	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Helical backbone metal receptor	8043192	3001679	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Helical backbone metal receptor	8043192	3001679	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Helical backbone metal receptor	8043192	3001679	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	Helical backbone metal receptor	8043192	3001679	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Simibi-like P-loop NTPases	8017762	3002018	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Simibi-like P-loop NTPases	8017762	3002018	SCOP2B (2022-06-29)
M	SCOP2B Superfamily	Simibi-like P-loop NTPases	8017762	3002018	SCOP2B (2022-06-29)
N	SCOP2B Superfamily	Simibi-like P-loop NTPases	8017762	3002018	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, D, H, K	PF00148	Nitrogenase component 1 type Oxidoreductase (Oxidored_nitro)	Nitrogenase component 1 type Oxidoreductase		Domain
B, C, I, J	PF00148	Nitrogenase component 1 type Oxidoreductase (Oxidored_nitro)	Nitrogenase component 1 type Oxidoreductase		Domain
E, L	PF00111	2Fe-2S iron-sulfur cluster binding domain (Fer2)	2Fe-2S iron-sulfur cluster binding domain		Domain
F, G, M, N	PF00142	4Fe-4S iron sulfur cluster binding proteins, NifH/frxC family (Fer4_NifH)	4Fe-4S iron sulfur cluster binding proteins, NifH/frxC family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, D, H, K	Nitrogenase molybdenum-iron protein alpha chain	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding iron-sulfur cluster binding metal cluster binding cation 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	nitrogen cycle metabolic process metabolic process cellular process nitrogen fixation	protein-containing complex molybdenum-iron nitrogenase complex catalytic complex nitrogenase complex oxidoreductase complex intracellular protein-containing complex
B, C, I, J	Nitrogenase molybdenum-iron protein beta chain	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding iron-sulfur cluster binding metal cluster binding cation 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	nitrogen cycle metabolic process metabolic process cellular process nitrogen fixation	protein-containing complex molybdenum-iron nitrogenase complex catalytic complex nitrogenase complex oxidoreductase complex intracellular protein-containing complex
E, L	Protein FeSII	iron-sulfur cluster binding 2 iron, 2 sulfur cluster binding binding metal cluster binding small molecule binding cation binding ion binding metal ion binding	nitrogen cycle metabolic process metabolic process cellular process nitrogen fixation	cellular anatomical structure intracellular anatomical structure cytoplasm
F, G, M, N	Nitrogenase iron protein 1	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding cation 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	nitrogen cycle metabolic process metabolic process cellular process nitrogen fixation	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, D, H, K	IPR000510	Nitrogenase/oxidoreductase, component 1	Domain
A, D, H, K	IPR005972	Nitrogenase molybdenum-iron protein alpha chain	Family
A, D, H, K	IPR000318	Nitrogenase component 1, conserved site	Conserved Site
A, D, H, K	IPR010143	Nitrogenase component 1, alpha chain	Family
B, C, I, J	IPR000510	Nitrogenase/oxidoreductase, component 1	Domain
B, C, I, J	IPR005976	Nitrogenase molybdenum-iron protein beta chain	Family
B, C, I, J	IPR000318	Nitrogenase component 1, conserved site	Conserved Site
B, C, I, J	IPR050152	ChlB/BchB/BchZ	Family
B, C, I, J	IPR024564	Nitrogenase molybdenum-iron protein beta chain, N-terminal	Domain
E, L	IPR036010	2Fe-2S ferredoxin-like superfamily	Homologous Superfamily
E, L	IPR001041	2Fe-2S ferredoxin-type iron-sulfur binding domain	Domain
E, L	IPR012675	Beta-grasp domain superfamily	Homologous Superfamily
E, L	IPR006058	2Fe-2S ferredoxin, iron-sulphur binding site	Binding Site
F, G, M, N	IPR030655	NifH/chlL conserved site	Conserved Site
F, G, M, N	IPR000392	NifH/frxC family	Family
F, G, M, N	IPR005977	Nitrogenase iron protein NifH	Family
F, G, M, N	IPR027417	P-loop containing nucleoside triphosphate hydrolase	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 R01GM157729.