SMTL ID : 6e41.4 (3 other biounits)

CRYSTAL STRUCTURE OF HUMAN INDOLEAMINE 2,3-DIOXYGENASE 1 (IDO1) in complex with ferric heme and an Epacadostat analog

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.29 Å

Oligo State

monomer

Ligands

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

HEM.1: 21 residues within 4Å: Chain A: Y.128, F.165, S.169, V.172, F.216, I.219, F.228, S.265, A.266, G.267, F.272, F.293, R.345, H.348, I.351, V.352, Y.355, I.356, F.389, V.393 Ligands: HQS.2 17 PLIP interactions: 17 interactions with chain A, Hydrophobic interactions: A:F.165, A:V.172, A:F.216, A:I.219, A:F.228, A:F.272, A:F.272, A:F.293, A:I.351, A:V.352, A:Y.355, A:F.389 Hydrogen bonds: A:S.265, A:S.265 Water bridges: A:R.345 Salt bridges: A:R.345 Metal complexes: A:H.348

1 x HQS: N-(3-bromo-4-fluorophenyl)-N'-hydroxy-4-{[2-(sulfamoylamino)ethyl]sulfanyl}-1,2,5-oxadiazole-3-carboximidamide(Non-covalent)

HQS.2: 14 residues within 4Å: Chain A: C.131, V.132, F.165, F.166, S.169, F.228, R.233, L.236, G.264, S.265, A.266, H.348, L.376 Ligands: HEM.1 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:V.132, A:F.165, A:F.165 Hydrogen bonds: A:R.233, A:A.266 pi-Stacking: A:Y.128 Halogen bonds: A:C.131

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Luo, S. et al., High-resolution structures of inhibitor complexes of human indoleamine 2,3-dioxygenase 1 in a new crystal form. Acta Crystallogr F Struct Biol Commun (2018)

Release Date

2018-11-14

Peptides

Indoleamine 2,3-dioxygenase 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

Indoleamine 2,3-dioxygenase 1

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