Brand  (β version)

PDB ID: 1M34

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Ligands
Code Name Style Show Link
HCA 3-hydroxy-3-carboxy-adipic acid PoSSuM
CFM Fe-mo-S cluster PoSSuM
CA Calcium ion PoSSuM
CLF Fe(8)-S(7) cluster PoSSuM
MG Magnesium ion PoSSuM
ALF Tetrafluoroaluminate ion PoSSuM
SF4 Iron/sulfur cluster PoSSuM
ADP Adenosine-5'-diphosphate PoSSuM
Non-standard Residues
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Glycosylation
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Structure summary

Code : 1M34   PDBj   RCSB PDB   PDBe
Header : OXIDOREDUCTASE
Title : Nitrogenase Complex From Azotobacter Vinelandii Stabilized By ADP-Tetrafluoroaluminate
Release Data : 2003-02-11
Compound :
mol_id molecule chains synonym
1 Nitrogenase Molybdenum-Iron Protein alpha chain A,C,I,K 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,J,L NIFK, Nitrogenase MoFe protein beta subunit, nitrogenase component I, dinitrogenase
ec: 1.18.6.1
mol_id molecule chains synonym
3 Nitrogenase Iron Protein 1 E,F,G,H,M,N,O,P NIFH, nitrogenase Fe protein alpha chain, Nitrogenase component II, Nitrogenase Fe protein 1, Nitrogenase reductase
ec: 1.18.6.1
Source :
mol_id organism_scientific
1 Azotobacter vinelandii  (taxid:354)
mol_id organism_scientific
2 Azotobacter vinelandii  (taxid:354)
mol_id organism_scientific
3 Azotobacter vinelandii  (taxid:354)
Authors : Schmid, B., Einsle, O., Chiu, H.-J., Willing, A., Yoshida, M., Howard, J.B., Rees, D.C.
Keywords : NITROGENASE, NITROGEN FIXATION, SIGNAL TRANSDUCTION, ELECTRON TRANSFER, ATP HYDROLYSIS, COMPLEX OF NITROGENASE PROTEINS, OXIDOREDUCTASE
Exp. method : X-RAY DIFFRACTION ( 2.3 Å )
Citation :

Biochemical and Structural Characterization of the Crosslinked Complex of Nitrogenase: Comparison to the ADP-AlF4 Stabilized structure

Schmid, B.,Einsle, O.,Chiu, H.-J.  et al.
(2002)  Biochemistry  41 : 15557 - 15565

PubMed: 12501184
DOI: 10.1021/bi026642b

Reaction

Chain : A, C, I, K
UniProt : p07328 (NIFD_AZOVI)
Reaction: EC: Evidence:
Physiological Direction:
16 ATP + 16 H2O + N2 + 8 reduced [2Fe-2S]-[ferredoxin] = 16 ADP + 6 H(+) + H2 + 2 NH4(+) + 8 oxidized [2Fe-2S]-[ferredoxin] + 16 phosphate 1.18.6.1 -
-
Chain : B, D, J, L
UniProt : p07329 (NIFK_AZOVI)
Reaction: EC: Evidence:
Physiological Direction:
16 ATP + 16 H2O + N2 + 8 reduced [2Fe-2S]-[ferredoxin] = 16 ADP + 6 H(+) + H2 + 2 NH4(+) + 8 oxidized [2Fe-2S]-[ferredoxin] + 16 phosphate 1.18.6.1 -
-
Chain : E, F, G, H, M, N, O, P
UniProt : p00459 (NIFH1_AZOVI)
Reaction: EC: Evidence:
Physiological Direction:
16 ATP + 16 H2O + N2 + 8 reduced [2Fe-2S]-[ferredoxin] = 16 ADP + 6 H(+) + H2 + 2 NH4(+) + 8 oxidized [2Fe-2S]-[ferredoxin] + 16 phosphate 1.18.6.1 -
-