SMTL ID : 1a05.1

CRYSTAL STRUCTURE OF THE COMPLEX OF 3-ISOPROPYLMALATE DEHYDROGENASE FROM THIOBACILLUS FERROOXIDANS WITH 3-ISOPROPYLMALATE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: D.246, D.250 Chain B: D.222 Ligands: IPM.3 4 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B, 2 Ligand-Water interactions Metal complexes: A:D.246, B:D.222, H2O.3, H2O.4 MG.2: 3 residues within 4Å: Chain A: D.222 Chain B: D.246 Ligands: IPM.4 4 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: B:D.246, A:D.222, H2O.2, H2O.11

2 x IPM: 3-ISOPROPYLMALIC ACID(Non-covalent)

IPM.3: 10 residues within 4Å: Chain A: E.88, R.95, R.105, R.133, Y.140, D.246 Chain B: K.190, V.193, D.222 Ligands: MG.1 17 PLIP interactions: 10 interactions with chain A, 7 interactions with chain B Hydrogen bonds: A:D.246, B:K.190, B:D.222 Water bridges: A:R.105, A:R.105, A:R.105, A:E.275, B:N.192, B:D.222, B:D.222 Salt bridges: A:R.95, A:R.95, A:R.105, A:R.133, A:R.133, B:K.190 Hydrophobic interactions: B:V.193 IPM.4: 10 residues within 4Å: Chain A: K.190, V.193, D.222 Chain B: L.92, R.95, R.105, R.133, Y.140, D.246 Ligands: MG.2 15 PLIP interactions: 5 interactions with chain A, 10 interactions with chain B Hydrophobic interactions: A:V.193, B:L.92 Hydrogen bonds: A:K.190, A:D.222, B:Y.140 Water bridges: A:N.192, B:R.105, B:R.105, B:R.105 Salt bridges: A:K.190, B:R.95, B:R.95, B:R.105, B:R.133, B:R.133

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Imada, K. et al., Structure of 3-isopropylmalate dehydrogenase in complex with 3-isopropylmalate at 2.0 A resolution: the role of Glu88 in the unique substrate-recognition mechanism. Structure (1998)

Release Date

1998-06-17

Peptides

3-ISOPROPYLMALATE DEHYDROGENASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

3-ISOPROPYLMALATE DEHYDROGENASE