SMTL ID : 7ke2.1

Crystal structure of Staphylococcus aureus ketol-acid reductoisomerase in complex with Mg2+ and NSC116565

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.59 Å

Oligo State

homo-dimer

Ligands

4 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: D.190, E.194 Ligands: WBY.4 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.190, A:E.194, H2O.1, H2O.1 MG.2: 3 residues within 4Å: Chain A: D.190 Chain B: E.226 Ligands: WBY.4 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.190, H2O.1, H2O.2, H2O.2 MG.5: 3 residues within 4Å: Chain B: D.190, E.194 Ligands: WBY.3 4 PLIP interactions: 2 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.190, B:E.194, H2O.2, H2O.2 MG.6: 3 residues within 4Å: Chain A: E.226 Chain B: D.190 Ligands: WBY.3 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:D.190, H2O.1, H2O.1, H2O.2

2 x WBY: 6-hydroxy-2-methyl[1,3]thiazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione(Non-covalent)

WBY.3: 9 residues within 4Å: Chain A: L.233, S.249, I.250, S.251, A.254 Chain B: D.190, E.194 Ligands: MG.5, MG.6 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:L.233 Hydrogen bonds: A:S.251, A:S.251, A:S.251 WBY.4: 9 residues within 4Å: Chain A: D.190, E.194 Chain B: L.233, S.249, I.250, S.251, A.254 Ligands: MG.1, MG.2 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:L.233 Hydrogen bonds: B:S.251, B:S.251 Water bridges: B:S.251

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lin, X. et al., Discovery of a Pyrimidinedione Derivative with Potent Inhibitory Activity against Mycobacterium tuberculosis Ketol-Acid Reductoisomerase. Chemistry (2021)

Release Date

2021-07-14

Peptides

Ketol-acid reductoisomerase (NADP(+)): AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
A

Ketol-acid reductoisomerase (NADP(+))

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