Brand  (β version)

PDB ID: 4ND8

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Ligands
Code Name Style Show Link
1CL Fe(8)-S(7) cluster, oxidized PoSSuM
FE Fe (III) ion PoSSuM
HCA 3-hydroxy-3-carboxy-adipic acid PoSSuM
ICS Iron-sulfur-molybdenum cluster with interstitial carbon PoSSuM
Non-standard Residues
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Structure summary

Code : 4ND8   PDBj   RCSB PDB   PDBe
Header : OXIDOREDUCTASE
Title : Av Nitrogenase MoFe Protein High pH Form
Release Data : 2014-01-15
Compound :
mol_id molecule chains synonym
1 Nitrogenase molybdenum-iron protein alpha chain A,C Dinitrogenase, Nitrogenase component I
ec: 1.18.6.1
mol_id molecule chains synonym
2 Nitrogenase molybdenum-iron protein beta chain B,D Dinitrogenase, Nitrogenase component I
ec: 1.18.6.1
Source :
mol_id organism_scientific
1 Azotobacter vinelandii  (taxid:354)
mol_id organism_scientific
2 Azotobacter vinelandii  (taxid:354)
Authors : Yang, K.-Y., Haynes, C.A., Spatzal, T., Rees, D.C., Howard, J.B.
Keywords : High pH, Oxidoreductase, Nitrogen fixation, NifH
Exp. method : X-RAY DIFFRACTION ( 2.0000 Å )
Citation :

Turnover-Dependent Inactivation of the Nitrogenase MoFe-Protein at High pH.

Yang, K.Y.,Haynes, C.A.,Spatzal, T.  et al.
(2014)  Biochemistry  53 : 333 - 343

PubMed: 24392967
DOI: 10.1021/bi4014769

Reaction

Chain : A, C
UniProt : P07328 (NIFD_AZOVI)
Reaction: EC: Evidence:
Physiological Direction:
N2 + 8 reduced [2Fe-2S]-[ferredoxin] + 16 ATP + 16 H2O = H2 + 8 oxidized [2Fe-2S]-[ferredoxin] + 2 NH4(+) + 16 ADP + 16 phosphate + 6 H(+) 1.18.6.1 -
-
Cofactor: Evidence: Note:
[8Fe-7S] cluster - Binds 1 [8Fe-7S] cluster per heterodimer.
[7Fe-Mo-9S-C-homocitryl] cluster - Binds 1 [7Fe-Mo-9S-C-homocitryl] cluster per subunit.
Chain : B, D
UniProt : P07329 (NIFK_AZOVI)
Reaction: EC: Evidence:
Physiological Direction:
N2 + 8 reduced [2Fe-2S]-[ferredoxin] + 16 ATP + 16 H2O = H2 + 8 oxidized [2Fe-2S]-[ferredoxin] + 2 NH4(+) + 16 ADP + 16 phosphate + 6 H(+) 1.18.6.1 -
-
Cofactor: Evidence: Note:
[8Fe-7S] cluster - Binds 1 [8Fe-7S] cluster per heterodimer.