SMTL ID : 1fp6.1 (1 other biounit)

THE NITROGENASE FE PROTEIN FROM AZOTOBACTER VINELANDII COMPLEXED WITH MGADP

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain A: S.16, D.39, D.43, S.44 Ligands: ADP.3 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:S.16, H2O.6, H2O.6, H2O.7, H2O.9 MG.4: 4 residues within 4Å: Chain B: S.16, D.39, D.43 Ligands: ADP.5 5 PLIP interactions: 1 interactions with chain B, 4 Ligand-Water interactions Metal complexes: B:S.16, H2O.18, H2O.18, H2O.18, H2O.20

1 x SF4: IRON/SULFUR CLUSTER(Non-covalent)

SF4.2: 15 residues within 4Å: Chain A: G.96, C.97, A.98, G.99, V.130, C.132, G.133, F.135 Chain B: G.96, C.97, A.98, G.99, C.132, G.133, F.135 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B, Metal complexes: A:C.97, A:C.132, B:C.97, B:C.132

2 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.3: 18 residues within 4Å: Chain A: K.10, G.12, I.13, G.14, K.15, S.16, T.17, N.185, V.211, P.212, R.213, D.214, V.217, Q.218, E.221, Q.236, Y.240 Ligands: MG.1 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:G.12, A:I.13, A:G.14, A:K.15, A:S.16, A:T.17, A:T.17, A:N.185, A:P.212, A:D.214, A:Q.218, A:E.221, A:Q.236 Water bridges: A:S.16, A:D.39, A:K.41, A:K.41, A:K.41, A:D.125, A:R.213 Salt bridges: A:K.15 ADP.5: 18 residues within 4Å: Chain B: K.10, G.12, I.13, G.14, K.15, S.16, T.17, N.185, V.211, P.212, R.213, D.214, V.217, Q.218, E.221, Q.236, Y.240 Ligands: MG.4 19 PLIP interactions: 19 interactions with chain B Hydrogen bonds: B:G.12, B:I.13, B:G.14, B:K.15, B:S.16, B:T.17, B:T.17, B:N.185, B:P.212, B:D.214, B:Q.218, B:E.221, B:Q.236, B:Y.240 Water bridges: B:S.16, B:K.41, B:K.41, B:E.221 Salt bridges: B:K.15

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jang, S.B. et al., Insights into nucleotide signal transduction in nitrogenase: structure of an iron protein with MgADP bound. Biochemistry (2000)

Release Date

2001-01-17

Peptides

NITROGENASE IRON PROTEIN: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

NITROGENASE IRON PROTEIN

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