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Ligands
Code Name Link
CA Calcium ion
CFM Fe-mo-S cluster
CLF Fe(8)-S(7) cluster
HCA 3-hydroxy-3-carboxy-adipic acid
SF4 Iron/sulfur cluster
Code : 1M1Y   PDBj   RCSB PDB   PDBe
Header : OXIDOREDUCTASE
Title : Chemical Crosslink of Nitrogenase MoFe Protein and Fe Protein
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, chemical crosslink, protein interaction, OXIDOREDUCTASE
Exp. method : X-RAY DIFFRACTION ( 3.2 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

Chain : A, C, I, K
UniProt : P07328 (NIFD_AZOVI)
Reaction : Reaction=16 ATP + 16 H2O + N2 + 8 reduced [2Fe-2S]-[ferredoxin] = 16 ADP + 6 H(+) + H2 + 2 NH4(+) + 8 oxidized [2Fe-2S]-[ferredoxin] + 16 phosphate; Xref=Rhea:RHEA:21448, Rhea:RHEA-COMP:10000, Rhea:RHEA- COMP:10001, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:17997, ChEBI:CHEBI:18276, ChEBI:CHEBI:28938, ChEBI:CHEBI:30616, ChEBI:CHEBI:33737, ChEBI:CHEBI:33738, ChEBI:CHEBI:43474, ChEBI:CHEBI:456216; EC=1.18.6.1;
Chain : B, D, J, L
UniProt : P07329 (NIFK_AZOVI)
Reaction : Reaction=16 ATP + 16 H2O + N2 + 8 reduced [2Fe-2S]-[ferredoxin] = 16 ADP + 6 H(+) + H2 + 2 NH4(+) + 8 oxidized [2Fe-2S]-[ferredoxin] + 16 phosphate; Xref=Rhea:RHEA:21448, Rhea:RHEA-COMP:10000, Rhea:RHEA- COMP:10001, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:17997, ChEBI:CHEBI:18276, ChEBI:CHEBI:28938, ChEBI:CHEBI:30616, ChEBI:CHEBI:33737, ChEBI:CHEBI:33738, ChEBI:CHEBI:43474, ChEBI:CHEBI:456216; EC=1.18.6.1;
Chain : E, F, G, H, M, N, O, P
UniProt : P00459 (NIFH1_AZOVI)
Reaction : Reaction=16 ATP + 16 H2O + N2 + 8 reduced [2Fe-2S]-[ferredoxin] = 16 ADP + 6 H(+) + H2 + 2 NH4(+) + 8 oxidized [2Fe-2S]-[ferredoxin] + 16 phosphate; Xref=Rhea:RHEA:21448, Rhea:RHEA-COMP:10000, Rhea:RHEA- COMP:10001, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:17997, ChEBI:CHEBI:18276, ChEBI:CHEBI:28938, ChEBI:CHEBI:30616, ChEBI:CHEBI:33737, ChEBI:CHEBI:33738, ChEBI:CHEBI:43474, ChEBI:CHEBI:456216; EC=1.18.6.1;