3FWY | pdb_00003fwy

Crystal structure of the L protein of Rhodobacter sphaeroides light-independent protochlorophyllide reductase (BchL) with MgADP bound: a homologue of the nitrogenase Fe protein

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3fwya_	Alpha and beta proteins (a/b)	P-loop containing nucleoside triphosphate hydrolases	P-loop containing nucleoside triphosphate hydrolases	automated matches	automated matches	(Cereibacter sphaeroides 2.4.1 ) [TaxId: 272943 ],	SCOPe (2.08)
B	d3fwyb_	Alpha and beta proteins (a/b)	P-loop containing nucleoside triphosphate hydrolases	P-loop containing nucleoside triphosphate hydrolases	automated matches	automated matches	(Cereibacter sphaeroides 2.4.1 ) [TaxId: 272943 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	NifH/FrxC-like	8058188	4003981	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Simibi-like P-loop NTPases	8058189	3002018	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Simibi-like P-loop NTPases	8058189	3002018	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	AAA_31	e3fwyA1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: AAA_31	ECOD (1.6)
B	AAA_31	e3fwyB1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: AAA_31	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)
B	3.40.50.300	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	P-loop containing nucleotide triphosphate hydrolases	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	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, B	Light-independent protochlorophyllide reductase iron-sulfur ATP-binding protein	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 oxidoreductase activity oxidoreductase activity, acting on iron-sulfur proteins as donors catalytic activity iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding cation binding metal ion binding oxidoreductase activity, acting on the CH-CH group of donors, iron-sulfur protein as acceptor oxidoreductase activity, acting on the CH-CH group of donors	pigment metabolic process porphyrin-containing compound biosynthetic process tetrapyrrole metabolic process light-independent bacteriochlorophyll biosynthetic process chlorophyll metabolic process bacteriochlorophyll metabolic process pigment biosynthetic process bacteriochlorophyll biosynthetic process light-independent chlorophyll biosynthetic process tetrapyrrole biosynthetic process biosynthetic process metabolic process cellular process porphyrin-containing compound metabolic process pigment metabolic process porphyrin-containing compound biosynthetic process tetrapyrrole metabolic process light-independent bacteriochlorophyll biosynthetic process chlorophyll metabolic process bacteriochlorophyll metabolic process pigment biosynthetic process bacteriochlorophyll biosynthetic process light-independent chlorophyll biosynthetic process tetrapyrrole biosynthetic process biosynthetic process metabolic process cellular process porphyrin-containing compound metabolic process chlorophyll biosynthetic process carbohydrate metabolic process photosynthesis carbohydrate biosynthetic process photosynthesis, dark reaction primary metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR030655	NifH/chlL conserved site	Conserved Site
A, B	IPR000392	NifH/frxC family	Family
A, B	IPR005971	Light-independent protochlorophyllide reductase, iron-sulphur ATP-binding protein	Family
A, B	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.