5BVH

CO-bound form of Selenium incorporated nitrogenase MoFe-protein (Av1-Se-CO) from A. vinelandii

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 molybdenum-iron protein alpha chain	polymer	492	55362.1	2	UniProt (P07328)	Azotobacter vinelandii	Dinitrogenase,Nitrogenase component I
2	B, D (B, D)	Nitrogenase molybdenum-iron protein beta chain	polymer	523	59535.9	2	UniProt (P07329)	Azotobacter vinelandii	Dinitrogenase,Nitrogenase component I
3	E, Q (A, C)	3-HYDROXY-3-CARBOXY-ADIPIC ACID	non-polymer		206.2	2	Chemie (HCA)
4	F, R (A, C)	iron-sulfur-molybdenum cluster with interstitial carbon	non-polymer		787.5	2	Chemie (ICS)
5	G, S (A, C)	iron-sulfur-molybdenum cluster with interstitial carbon with selenium incorporated	non-polymer		928.1	2	Chemie (ICH)
6	H, L, M, N, T... (A, B, C, D)	IMIDAZOLE	non-polymer		69.1	8	Chemie (IMD)
7	I, U (A, C)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
8	J, V (A, C)	CARBON MONOXIDE	non-polymer		28.0	2	Chemie (CMO)
9	K, W (A, C)	FE(8)-S(7) CLUSTER	non-polymer		671.2	2	Chemie (CLF)
10	O, P (B)	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
11	AA, BA, CA, DA (A, B, C, D)	water	water		18.0	1813	Chemie (HOH)

Sequence modifications

A, C: 1 - 492 (UniProt: P07328)

PDB	External Database	Details
Gln 440	Glu 440	conflict

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	229795.9
Non-Polymers*	Number of molecules	22
	Total formula weight	5977.2
All*	Total formula weight	235773.1

*Water molecules are not included.