SMTL ID : 3k4f.2 (1 other biounit)

X-Ray Crystal Structure of Human Heme Oxygenase-1 in Complex with 4-Phenyl-1-(1H-1,2,4-triazol-1-yl)-2-butanone

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.17 Å

Oligo State

monomer

Ligands

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

HEM.1: 18 residues within 4Å: Chain A: K.18, H.25, A.28, E.29, M.34, Q.38, Y.134, T.135, L.138, G.139, S.142, K.179, R.183, F.207, N.210 Ligands: Q86.2, HEZ.3, SO4.4 14 PLIP interactions: 14 interactions with chain A, Hydrophobic interactions: A:A.28, A:E.29, A:M.34, A:Y.134, A:T.135, A:L.138, A:F.207, A:N.210 Salt bridges: A:K.18, A:K.18, A:K.179, A:R.183, A:R.183 Metal complexes: A:H.25

1 x Q86: 4-phenyl-1-(1H-1,2,4-triazol-1-yl)butan-2-one(Non-covalent)

Q86.2: 13 residues within 4Å: Chain A: M.34, F.37, V.50, L.54, R.136, G.139, D.140, G.143, L.147, F.167, F.214 Ligands: HEM.1, HEZ.3 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:V.50, A:L.54, A:L.147, A:L.147, A:F.167, A:F.214 pi-Stacking: A:F.37

1 x HEZ: HEXANE-1,6-DIOL(Non-covalent)

HEZ.3: 7 residues within 4Å: Chain A: Q.38, S.142, G.143, V.146, L.147 Ligands: HEM.1, Q86.2 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:V.146, A:L.147 Hydrogen bonds: A:S.142

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.4: 4 residues within 4Å: Chain A: T.176, K.179, R.183 Ligands: HEM.1 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.176 Salt bridges: A:K.179, A:R.183

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Roman, G. et al., Heme Oxygenase Inhibition by 2-Oxy-substituted 1-Azolyl-4-phenylbutanes: Effect of Variation of the Azole Moiety. X-Ray Crystal Structure of Human Heme Oxygenase-1 in Complex with 4-Phenyl-1-(1H-1,2,4-triazol-1-yl)-2-butanone. Chem.Biol.Drug Des. (2010)

Release Date

2009-12-15

Peptides

Heme oxygenase 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Heme oxygenase 1

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