SMTL ID : 5e4r.1

Crystal structure of domain-duplicated synthetic class II ketol-acid reductoisomerase 2Ia_KARI-DD

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.94 Å

Oligo State

monomer

Ligands

1 x NAP: NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NAP.1: 26 residues within 4Å: Chain A: G.24, Y.25, G.26, S.27, Q.28, L.47, E.48, D.52, S.53, L.80, V.81, P.82, D.83, V.85, Q.86, A.107, H.108, P.130, S.132, P.133, G.134, A.397, V.398, S.399 Ligands: 40E.4, EDO.5 25 PLIP interactions: 25 interactions with chain A Hydrophobic interactions: A:Q.28 Hydrogen bonds: A:Y.25, A:S.27, A:S.27, A:Q.28, A:Q.28, A:D.52, A:S.53, A:S.53, A:S.53, A:D.83, A:Q.86, A:G.134, A:A.397 Water bridges: A:G.26, A:G.26, A:G.51, A:W.54, A:D.83, A:H.108, A:H.108, A:Y.295, A:Y.295, A:S.399, A:K.403

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: D.191, E.195 Ligands: MG.3, 40E.4 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.191, A:E.195, H2O.4, H2O.7 MG.3: 5 residues within 4Å: Chain A: K.131, D.191, E.378 Ligands: MG.2, 40E.4 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:D.191, H2O.1, H2O.2, H2O.2, H2O.3

1 x 40E: oxo(propan-2-ylamino)acetic acid(Non-covalent)

40E.4: 13 residues within 4Å: Chain A: P.133, D.191, E.195, L.199, V.200, E.378, I.382, V.398, S.399, A.402 Ligands: NAP.1, MG.2, MG.3 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:P.133, A:L.199, A:V.200, A:I.382, A:V.398 Hydrogen bonds: A:E.378, A:S.399 Water bridges: A:K.131, A:K.131, A:S.399

1 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.5: 9 residues within 4Å: Chain A: L.23, G.24, G.46, L.47, E.48, T.67, V.81, L.89 Ligands: NAP.1 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:G.24, A:E.48, A:T.67 Water bridges: A:R.49

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.6: 4 residues within 4Å: Chain A: D.7, L.12, K.170, R.176 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.7, A:R.176, A:R.176 Water bridges: A:G.173

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cahn, J.K. et al., Artificial domain duplication replicates evolutionary history of ketol-acid reductoisomerases. Protein Sci. (2016)

Release Date

2015-12-23

Peptides

Ketol-acid reductoisomerase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Ketol-acid reductoisomerase