SMTL ID : 1nip.1

CRYSTALLOGRAPHIC STRUCTURE OF THE NITROGENASE IRON PROTEIN FROM AZOTOBACTER VINELANDII

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: G.14, K.15, S.16 Ligands: ADP.4 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:S.16, H2O.1, H2O.1, H2O.1, H2O.1 MG.2: 3 residues within 4Å: Chain B: G.14, K.15, S.16 5 PLIP interactions: 1 interactions with chain B, 4 Ligand-Water interactions Metal complexes: B:S.16, H2O.1, H2O.1, H2O.1, H2O.1

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

SF4.3: 11 residues within 4Å: Chain A: C.97, A.98, C.132, G.133, G.134 Chain B: G.96, C.97, A.98, C.132, G.134, F.135 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A, Metal complexes: B:C.97, B:C.132, A:C.97, A:C.132

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

ADP.4: 16 residues within 4Å: Chain A: K.10, G.11, G.12, I.13, K.41, A.42 Chain B: K.10, G.11, G.128, D.129, V.130, M.156, Y.159, A.160, N.163 Ligands: MG.1 16 PLIP interactions: 12 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:G.11, A:G.12, A:I.13, A:S.16, A:S.16, B:G.11, B:G.11, B:D.129, B:N.163 Water bridges: A:G.14, A:G.14, A:G.14, A:S.16, A:S.16 Salt bridges: A:K.41 pi-Cation interactions: A:K.41

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Georgiadis, M.M. et al., Crystallographic structure of the nitrogenase iron protein from Azotobacter vinelandii. Science (1992)

Release Date

1993-10-31

Peptides

NITROGENASE IRON PROTEIN: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

NITROGENASE IRON PROTEIN

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