SMTL ID : 3k1o.1

Crystal structure of sterol 14-alpha demethylase (CYP51) from Trypanosoma cruzi in complex with a potential antichagasic drug, posaconazole

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.89 Å

Oligo State

monomer

Ligands

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

HEM.1: 22 residues within 4Å: Chain A: Y.74, Y.87, R.95, L.98, A.259, A.262, G.263, T.266, T.270, I.321, L.327, V.330, R.332, G.385, F.386, G.387, H.391, C.393, I.394, G.395, A.399 Ligands: POZ.2 15 PLIP interactions: 15 interactions with chain A, Hydrophobic interactions: A:L.98, A:I.321, A:L.327, A:V.330, A:F.386, A:I.394, A:A.399 Hydrogen bonds: A:Y.74, A:Y.74, A:Y.87, A:Y.87 Salt bridges: A:R.95, A:R.332, A:H.391 Metal complexes: A:C.393

1 x POZ: 2,5-anhydro-1,3,4-trideoxy-2-(2,4-difluorophenyl)-6-O-{4-[4-(4-{1-[(1S,2S)-1-ethyl-2-hydroxypropyl]-5-oxo-1,5-dihydro-4H-1,2,4-triazol-4-yl}phenyl)piperazin-1-yl]phenyl}-1-(1H-1,2,4-triazol-1-yl)-D-erythro-hexitol(Non-covalent)

POZ.2: 19 residues within 4Å: Chain A: I.16, G.20, Y.74, F.81, Y.87, L.98, P.181, A.182, V.184, F.185, A.262, L.327, L.328, M.329, M.331, Y.428, H.429, M.431 Ligands: HEM.1 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:I.16, A:F.81, A:P.181, A:P.181, A:V.184, A:L.327 Hydrogen bonds: A:H.429 pi-Stacking: A:Y.87

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lepesheva, G.I. et al., Structural Insights into Inhibition of Sterol 14{alpha}-Demethylase in the Human Pathogen Trypanosoma cruzi. J.Biol.Chem. (2010)

Release Date

2009-10-27

Peptides

Sterol 14 alpha-demethylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Sterol 14 alpha-demethylase

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