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PDBe Entry: 1g20 
MGATP-BOUND AND NUCLEOTIDE-FREE STRUCTURES OF A NITROGENASE PROTEIN COMPLEX BETWEEN LEU127DEL-FE PROTEIN AND THE MOFE PROTEIN
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OXIDOREDUCTASE
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X-RAY DIFFRACTION
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Resolution: 2.2 Å, R-factor: 22.76%, Free R-factor: 25.54%, Spacegroup: C 1 2 1
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31/01/2001, deposition: 16/10/2000, last revision: 05/05/2009
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Chiu, H.-J.; Peters, J.W.; Lanzilotta, W.N.; Ryle, M.J.; Seefeldt, L.C.; Howard, J.B.; Rees, D.C.
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MgATP-Bound and nucleotide-free structures of a nitrogenase protein complex between the Leu 127 Delta-Fe-protein and the MoFe-protein.
BIOCHEMISTRY vol:40, pag:641-650 (2001) [PubMed ID 11170380 ]
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nitrogen-fixation, Fe protein, MoFe protein, P-cluster and FeMo cofactor, OXIDOREDUCTASE
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1.18.6.1 ExPASy BRENDA (A B C D E F G H)
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Azotobacter vinelandii 354(A C B D E F G H)
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Nitrogenase molybdenum-iron protein alpha chain (EC 1.18.6.1) (Nitrogenase component I) (Dinitrogenase) P07328 (A C)
Nitrogenase molybdenum-iron protein beta chain (EC 1.18.6.1) (Nitrogenase component I) (Dinitrogenase) P07329 (B D)
Nitrogenase iron protein 1 (EC 1.18.6.1) (Nitrogenase component II) (Nitrogenase Fe protein 1) (Nitrogenase reductase) P00459 (E F G H)
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A, B, C, D, E, F, G, H
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1g21, 1n2c, 2min, 3min, 2nip
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| A, C |
NITROGENASE MOLYBDENUM-IRON PROTEIN ALPHA CHAIN |
Protein |
P07328 (NIFD_AZOVI)
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492 |
96% |
| B, D |
NITROGENASE MOLYBDENUM-IRON PROTEIN BETA CHAIN |
Protein |
P07329 (NIFK_AZOVI)
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523 |
99% |
| E, F, G, H |
NITROGENASE IRON PROTEIN |
Protein |
P00459 (NIFH1_AZOVI)
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289 |
90% |
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| D, B |
CALCIUM ION |
CA
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| E, G |
IRON/SULFUR CLUSTER |
SF4
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| A, C |
3-HYDROXY-3-CARBOXY-ADIPIC ACID |
HCA
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| A, C |
FE-MO-S CLUSTER |
CFM
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| B, D |
FE(8)-S(7) CLUSTER |
CLF
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