SMTL ID : 3fvu.1

Crystal Structure of Human Kynurenine Aminotransferase I in Complex with Indole-3-acetic Acid

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.55 Å

Oligo State

homo-dimer

Ligands

2 x IAC: 1H-INDOL-3-YLACETIC ACID(Non-covalent)

IAC.1: 12 residues within 4Å: Chain A: W.18, G.36, Y.101, F.125, N.185, K.247, F.339, R.398 Chain B: Y.63, F.278, H.279 Ligands: GOL.3 10 PLIP interactions: 7 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:Y.101, A:Y.101, B:Y.63, B:F.278 Hydrogen bonds: A:G.36, A:N.185 Salt bridges: A:R.398 pi-Stacking: A:F.125, A:F.125 pi-Cation interactions: B:H.279 IAC.6: 12 residues within 4Å: Chain A: Y.63, F.278, H.279 Chain B: W.18, G.36, Y.101, F.125, N.185, K.247, F.339, R.398 Ligands: GOL.7 12 PLIP interactions: 10 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:Y.101, B:Y.101, A:F.278 Hydrogen bonds: B:W.18, B:G.36, B:N.185 Salt bridges: B:R.398 pi-Stacking: B:W.18, B:W.18, B:F.125, B:F.125 pi-Cation interactions: A:H.279

5 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 6 residues within 4Å: Chain A: A.77, S.78, Q.86, E.87, I.88, P.90 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:A.77, A:Q.86, A:I.88 Water bridges: A:S.78, A:E.82, A:E.87 GOL.3: 7 residues within 4Å: Chain A: G.34, Q.35, G.36, F.37 Chain B: Y.63, H.279 Ligands: IAC.1 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:H.279, A:G.36 GOL.4: 4 residues within 4Å: Chain A: P.43, D.44, F.45, R.294 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.44, A:F.45 GOL.7: 10 residues within 4Å: Chain A: Y.63, F.278, H.279 Chain B: W.18, V.22, G.34, Q.35, G.36, F.37 Ligands: IAC.6 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:G.36, A:H.279 GOL.8: 7 residues within 4Å: Chain B: M.59, L.60, Q.62, Y.63, T.64, Y.69, T.282 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:Q.62, B:T.64, B:T.64 Water bridges: B:Y.69

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

NA.5: 1 residues within 4Å: Chain A: H.206 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.173 NA.9: 1 residues within 4Å: Chain B: H.206 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:S.173

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Han, Q. et al., Structural insight into the inhibition of human kynurenine aminotransferase I/glutamine transaminase K. J.Med.Chem. (2009)

Release Date

2009-05-19

Peptides

Kynurenine--oxoglutarate transaminase 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Kynurenine--oxoglutarate transaminase 1

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