SMTL ID : 4pk6.1

Crystal structure of the indoleamine 2,3-dioxygenagse 1 (IDO1) complexed with imidazothiazole derivative

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.45 Å

Oligo State

homo-dimer

Ligands

2 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.1: 19 residues within 4Å: Chain A: F.183, V.186, S.187, V.190, F.234, S.283, A.284, G.285, F.290, F.311, R.363, H.366, I.369, V.370, L.404, F.407, L.408, V.411 Ligands: PKL.2 19 PLIP interactions: 19 interactions with chain A, Hydrophobic interactions: A:V.186, A:V.190, A:F.234, A:F.234, A:A.284, A:F.290, A:I.369, A:V.370, A:L.404, A:L.404, A:F.407, A:F.407, A:L.408 Hydrogen bonds: A:A.284 Salt bridges: A:R.363 pi-Stacking: A:F.183, A:H.366, A:H.366 Metal complexes: A:H.366 HEM.3: 20 residues within 4Å: Chain B: Y.146, F.183, V.186, S.187, V.190, F.234, V.241, S.283, A.284, G.285, F.290, R.363, H.366, I.369, V.370, L.404, F.407, L.408, V.411 Ligands: PKL.4 18 PLIP interactions: 18 interactions with chain B, Hydrophobic interactions: B:V.186, B:V.190, B:F.234, B:F.234, B:V.241, B:A.284, B:F.290, B:F.290, B:I.369, B:V.370, B:L.404, B:F.407, B:L.408 Hydrogen bonds: B:A.284 Salt bridges: B:R.363 pi-Stacking: B:F.183, B:H.366 Metal complexes: B:H.366

2 x PKL: N-[2-(3-chlorophenyl)ethyl]-3-(4-methylphenyl)imidazo[2,1-b][1,3]thiazole-5-carboxamide(Non-covalent)

PKL.2: 14 residues within 4Å: Chain A: V.145, Y.146, C.149, V.150, F.183, F.184, S.187, F.246, L.250, L.254, G.282, S.283, A.284 Ligands: HEM.1 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:Y.146, A:Y.146, A:V.150, A:F.183, A:F.183, A:F.184, A:L.250, A:L.254 Hydrogen bonds: A:A.284 PKL.4: 14 residues within 4Å: Chain B: V.145, Y.146, C.149, V.150, F.183, S.187, A.245, L.250, R.251, L.254, G.282, S.283, A.284 Ligands: HEM.3 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:V.150, B:F.183, B:F.183, B:L.254, B:L.254 Hydrogen bonds: B:A.284 pi-Stacking: B:Y.146, B:F.246

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tojo, S. et al., Crystal Structures and Structure-Activity Relationships of Imidazothiazole Derivatives as IDO1 Inhibitors. Acs Med.Chem.Lett. (2014)

Release Date

2014-09-03

Peptides

Indoleamine 2,3-dioxygenase 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Indoleamine 2,3-dioxygenase 1

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