SMTL ID : 8upn.1

Campylobacter jejuni ketol-acid reductoisomerase in complex with NADP+ and HMKB

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.59 Å

Oligo State

homo-dimer

Ligands

4 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 6 residues within 4Å: Chain A: D.192, E.196, L.200 Chain B: E.228, E.232 Ligands: WXU.5 4 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B, 2 Ligand-Water interactions Metal complexes: A:D.192, B:E.232, H2O.1, H2O.2 MG.2: 3 residues within 4Å: Chain A: D.192, E.196 Ligands: WXU.5 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.192, A:D.192, A:E.196, H2O.1, H2O.1 MG.6: 6 residues within 4Å: Chain A: E.228, E.232 Chain B: D.192, E.196, L.200 Ligands: WXU.10 4 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: B:D.192, A:E.232, H2O.1, H2O.2 MG.7: 3 residues within 4Å: Chain B: D.192, E.196 Ligands: WXU.10 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.192, B:D.192, B:E.196, H2O.2, H2O.2

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.3: 1 residues within 4Å: Chain A: R.297 Ligand excluded by PLIP CL.8: 1 residues within 4Å: Chain B: R.297 Ligand excluded by PLIP

2 x NDP: NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NDP.4: 20 residues within 4Å: Chain A: G.25, F.26, G.27, S.28, Q.29, R.49, S.52, V.53, S.54, V.68, L.81, A.82, P.83, D.84, I.86, I.90, A.108, H.109, P.131 Ligands: WXU.5 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:F.26, A:F.26, A:S.28, A:Q.29, A:G.30, A:S.52, A:V.53, A:S.54, A:S.54, A:S.54, A:A.82, A:D.84, A:Q.87 Water bridges: A:H.109 NDP.9: 20 residues within 4Å: Chain B: G.25, F.26, G.27, S.28, Q.29, R.49, S.52, V.53, S.54, V.68, L.81, A.82, P.83, D.84, I.86, I.90, A.108, H.109, P.131 Ligands: WXU.10 14 PLIP interactions: 14 interactions with chain B Hydrogen bonds: B:F.26, B:F.26, B:S.28, B:Q.29, B:G.30, B:S.52, B:V.53, B:S.54, B:S.54, B:S.54, B:A.82, B:D.84, B:Q.87 Water bridges: B:H.109

2 x WXU: 3-hydroxy-3-methyl-2-oxobutanoic acid

WXU.5: 8 residues within 4Å: Chain A: D.192, E.196 Chain B: E.232, I.236, S.253 Ligands: MG.1, MG.2, NDP.4 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:I.236, A:E.196 Hydrogen bonds: B:S.253, B:S.253 WXU.10: 8 residues within 4Å: Chain A: E.232, I.236, S.253 Chain B: D.192, E.196 Ligands: MG.6, MG.7, NDP.9 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Hydrophobic interactions: A:I.236, B:E.196 Hydrogen bonds: A:S.253, A:S.253, B:E.196

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lin, X. et al., Mapping of the Reaction Trajectory catalyzed by Class I Ketol-Acid Reductoisomerase. Acs Catalysis (2024)

Release Date

2024-04-24

Peptides

Ketol-acid reductoisomerase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Ketol-acid reductoisomerase

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