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5CX1

Nitrogenase molybdenum-iron protein beta-K400E mutant

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C, E, G, I...
(A, C, E, G, I...)
Nitrogenase molybdenum-iron protein alpha chainpolymer48054289.98UniProt (P07328)
Pfam (PF00148)
Azotobacter vinelandiiDinitrogenase,Nitrogenase component I
2B, D, F, H, J...
(B, D, F, H, J...)
Nitrogenase molybdenum-iron protein beta chainpolymer52359535.88UniProt (P07329)
Pfam (PF11844)
Pfam (PF00148)
Azotobacter vinelandiiDinitrogenase,Nitrogenase component I
3CA, GA, KA, OA, Q...
(G, I, K, M, A...)
3-HYDROXY-3-CARBOXY-ADIPIC ACIDnon-polymer206.28Chemie (HCA)
4DA, HA, LA, PA, R...
(G, I, K, M, A...)
iron-sulfur-molybdenum cluster with interstitial carbonnon-polymer787.58Chemie (ICS)
5AA, EA, IA, MA, QA...
(E, G, I, K, M...)
FE(8)-S(7) CLUSTERnon-polymer671.28Chemie (CLF)
6BA, FA, JA, NA, RA...
(F, H, J, L, N...)
CALCIUM IONnon-polymer40.18Chemie (CA)
7AB, BB, CB, DB, EB...
(E, F, G, H, I...)
waterwater18.010568Chemie (HOH)
Sequence modifications
B, D, F, H, J, L, N, P: 1 - 523 (UniProt: P07329)
PDBExternal DatabaseDetails
Glu 400Lys 400engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains16
Total formula weight910605.8
Non-Polymers*Number of molecules32
Total formula weight13639.2
All*Total formula weight924244.9
*Water molecules are not included.

238268

PDB entries from 2025-07-02

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