Brand  (β version)

PDB ID: 1M1N

Hetero Atom Contents

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Code Name Style Show Link
HCA 3-hydroxy-3-carboxy-adipic acid PoSSuM
CFN Fe(7)-mo-S(9)-N cluster PoSSuM
CA Calcium ion PoSSuM
CLF Fe(8)-S(7) cluster PoSSuM

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Structure summary

Code : 1M1N   PDBj   RCSB PDB   PDBe
Header : OXIDOREDUCTASE
Title : Nitrogenase MoFe protein from Azotobacter vinelandii
Release Data : 2002-09-11
Compound :
mol_id molecule chains synonym
1 Nitrogenase molybdenum-iron protein alpha chain A,C,E,G NIFD, Nitrogenase MoFe protein alpha subunit, nitrogenase component I, dinitrogenase
ec: 1.18.6.1
mol_id molecule chains synonym
2 Nitrogenase molybdenum-iron protein beta chain B,D,F,H NIFK, Nitrogenase MoFe protein beta subunit, nitrogenase component I, dinitrogenase
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 : Einsle, O., Tezcan, F.A., Andrade, S.L.A., Schmid, B., Yoshida, M., Howard, J.B., Rees, D.C.
Keywords : atomic resolution, FeMo cofactor, nitrogen fixation, central nitrogen ligand, OXIDOREDUCTASE
Exp. method : X-RAY DIFFRACTION ( 1.16 Å )
Citation :

Nitrogenase MoFe-protein at 1.16 A resolution: a central ligand in the FeMo-cofactor.

Einsle, O.,Tezcan, F.A.,Andrade, S.L.  et al.
(2002)  Science  297 : 1696 - 1700

PubMed: 12215645
DOI: 10.1126/science.1073877

Reaction

Chain : A, C, E, G
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, F, H
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.