Brand  (β version)

PDB ID: 1FP4

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Ligands
Code Name Style Show Link
CA Calcium ion PoSSuM
CFM Fe-mo-S cluster PoSSuM
CLP Fe-S cluster PoSSuM
HCA 3-hydroxy-3-carboxy-adipic acid PoSSuM
Non-standard Residues
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Glycosylation
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Structure summary

Code : 1FP4   PDBj   RCSB PDB   PDBe
Header : OXIDOREDUCTASE
Title : CRYSTAL STRUCTURE OF THE ALPHA-H195Q MUTANT OF NITROGENASE
Release Data : 2002-11-20
Compound :
mol_id molecule chains
1 NITROGENASE MOLYBDENUM-IRON PROTEIN ALPHA CHAIN A,C
ec: 1.18.6.1
mutation: H195Q
mol_id molecule chains
2 NITROGENASE MOLYBDENUM-IRON PROTEIN BETA CHAIN B,D
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 : Sorlie, M., Christiansen, J., Lemon, B.J., Peters, J.W., Dean, D.R., Hales, B.J.
Keywords : Iron-Sulfur-Molybdenum protein, OXIDOREDUCTASE
Exp. method : X-RAY DIFFRACTION ( 2.5 Å )
Citation :

Mechanistic features and structure of the nitrogenase alpha-Gln195 MoFe protein

Sorlie, M.,Christiansen, J.,Lemon, B.J.  et al.
(2001)  Biochemistry  40 : 1540 - 1549

PubMed: 11327812
DOI: 10.1021/bi0013997

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.