SMTL ID : 3ivt.1

Homocitrate Synthase Lys4 bound to 2-OG

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.67 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: E.49, H.229, H.231, I.265 Ligands: AKG.3 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.49, A:H.229, A:H.231, H2O.1 ZN.4: 4 residues within 4Å: Chain B: E.49, H.229, H.231 Ligands: AKG.6 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:E.49, B:H.229, B:H.231, H2O.3

2 x NA: SODIUM ION(Non-functional Binders)

NA.2: 3 residues within 4Å: Chain A: R.219, G.220, V.222 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:V.222 NA.5: 3 residues within 4Å: Chain B: R.219, G.220, V.222 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:V.222

2 x AKG: 2-OXOGLUTARIC ACID(Non-covalent)

AKG.3: 11 residues within 4Å: Chain A: R.48, E.49, H.108, V.130, R.168, S.170, A.200, T.202, H.229, H.231 Ligands: ZN.1 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:A.200 Hydrogen bonds: A:R.48, A:R.48, A:S.170 Water bridges: A:E.172 Salt bridges: A:H.108, A:R.168, A:H.229, A:H.229, A:H.231 AKG.6: 11 residues within 4Å: Chain B: R.48, E.49, H.108, V.130, R.168, S.170, A.200, T.202, H.229, H.231 Ligands: ZN.4 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:A.200 Hydrogen bonds: B:R.48, B:R.48, B:S.170 Water bridges: B:Q.52, B:R.168, B:R.168, B:S.170, B:I.199 Salt bridges: B:H.108, B:R.168, B:H.229, B:H.229, B:H.231

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bulfer, S.L. et al., Crystal structure and functional analysis of homocitrate synthase, an essential enzyme in lysine biosynthesis. J.Biol.Chem. (2009)

Release Date

2009-09-22

Peptides

Homocitrate synthase, mitochondrial: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Homocitrate synthase, mitochondrial

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