SMTL ID : 3u6w.1

Truncated M. tuberculosis LeuA (1-425) complexed with KIV

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.21 Å

Oligo State

homo-dimer

Ligands

2 x MN: MANGANESE (II) ION(Non-covalent)

MN.1: 4 residues within 4Å: Chain A: D.83, H.287, H.289 Ligands: KIV.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:D.83, A:H.287, A:H.289 MN.4: 5 residues within 4Å: Chain B: D.83, H.287, H.289, N.323 Ligands: KIV.5 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:D.83, B:H.287, B:H.289

2 x KIV: 3-METHYL-2-OXOBUTANOIC ACID(Non-covalent)

KIV.2: 12 residues within 4Å: Chain A: R.82, D.83, L.145, H.169, S.218, E.220, N.252, P.254, T.256, H.287, H.289 Ligands: MN.1 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:L.145 Hydrogen bonds: A:R.82, A:R.82 Salt bridges: A:H.287, A:H.289 KIV.5: 11 residues within 4Å: Chain B: R.82, D.83, L.145, H.169, S.218, E.220, P.254, T.256, H.287, H.289 Ligands: MN.4 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:L.145, B:E.220 Hydrogen bonds: B:R.82, B:R.82, B:E.220 Salt bridges: B:H.287, B:H.289

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 9 residues within 4Å: Chain A: F.315, N.317, V.354, N.358, L.360, P.361, V.362 Chain B: H.363, R.365 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:H.363, A:N.317, A:N.358 GOL.6: 10 residues within 4Å: Chain A: H.363, R.365 Chain B: F.315, G.316, N.317, V.354, N.358, L.360, P.361, V.362 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:F.315, B:N.358, B:L.360, A:R.365

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huisman, F.H. et al., Removal of the C-terminal regulatory domain of alpha-isopropylmalate synthase disrupts functional substrate binding. Biochemistry (2012)

Release Date

2012-03-14

Peptides

2-isopropylmalate synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

2-isopropylmalate synthase