25AZ

Nitrogenase-like reductase CfbC/D

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	Nitrogenase iron protein	polymer	299	32376.4	2	UniProt (Q58289) Pfam (PF00142)	Methanocaldococcus jannaschii DSM 2661	Nitrogenase Fe protein,Nitrogenase component II,Nitrogenase reductase
2	B, D (B, D)	Ni-sirohydrochlorin a,c-diamide reductive cyclase complex, component CfbD	polymer	372	41700.2	2	UniProt (Q58818) Pfam (PF00148)	Methanocaldococcus jannaschii DSM 2661	NifD homolog component CfbD
3	E, F (A, D)	IRON/SULFUR CLUSTER	non-polymer		351.6	2	Chemie (SF4)

Sequence modifications

A, C: 1 - 279 (UniProt: Q58289)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

B, D: 1 - 352 (UniProt: Q58818)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	148153.2
Non-Polymers*	Number of molecules	2
	Total formula weight	703.3
All*	Total formula weight	148856.5

*Water molecules are not included.