SMTL ID : 2q9f.1

Crystal structure of human cytochrome P450 46A1 in complex with cholesterol-3-sulphate

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

monomer

Ligands

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 4 residues within 4Å: Chain A: F.149, G.150, M.151, R.213 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:G.150 Water bridges: A:R.213, A:R.213 Salt bridges: A:R.213

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

HEM.2: 28 residues within 4Å: Chain A: K.56, Y.61, L.77, V.78, W.86, R.90, F.97, L.144, F.251, A.254, G.255, T.258, S.259, H.262, A.319, T.322, P.381, F.382, S.383, R.387, S.388, C.389, I.390, G.391, F.394, A.395, E.398 Ligands: C3S.3 22 PLIP interactions: 21 interactions with chain A, 1 Ligand-Water interactions, Hydrophobic interactions: A:L.77, A:V.78, A:F.97, A:L.144, A:F.251, A:A.254, A:A.319, A:F.382, A:I.390, A:F.394, A:F.394, A:A.395 Water bridges: A:K.56, A:T.322, A:S.383, A:R.387 Salt bridges: A:K.56, A:K.56, A:R.90, A:R.387 Metal complexes: A:C.389, H2O.2

1 x C3S: CHOLEST-5-EN-3-YL HYDROGEN SULFATE(Non-covalent)

C3S.3: 20 residues within 4Å: Chain A: F.32, H.33, M.60, Y.61, R.62, A.63, F.73, V.78, I.174, S.177, R.178, N.179, A.254, A.319, W.320, G.321, F.323, A.426, T.427 Ligands: HEM.2 17 PLIP interactions: 17 interactions with chain A Hydrophobic interactions: A:F.32, A:F.32, A:Y.61, A:A.63, A:F.73, A:V.78, A:A.254, A:A.319, A:F.323, A:T.427 Hydrogen bonds: A:H.33, A:N.179, A:N.179 Water bridges: A:V.31, A:T.180 Salt bridges: A:H.33, A:R.62

6 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 5 residues within 4Å: Chain A: E.43, S.44, K.47, I.332, D.333 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.44, A:D.333 GOL.5: 1 residues within 4Å: Chain A: W.19 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:W.19 GOL.6: 4 residues within 4Å: Chain A: N.30, F.32, K.34, T.35 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.34, A:T.35 Water bridges: A:S.36 GOL.7: 4 residues within 4Å: Chain A: P.375, R.376, F.377, L.384 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:F.377 Water bridges: A:P.375, A:T.378 GOL.8: 8 residues within 4Å: Chain A: I.119, M.135, Y.138, M.155, L.156, G.158, K.161 Ligands: GOL.9 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.161, A:K.161 GOL.9: 6 residues within 4Å: Chain A: K.123, V.130, S.131, D.134, Y.138 Ligands: GOL.8 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.131, A:D.134, A:Y.138

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mast, N. et al., Crystal structures of substrate-bound and substrate-free cytochrome P450 46A1, the principal cholesterol hydroxylase in the brain. Proc.Natl.Acad.Sci.Usa (2008)

Release Date

2008-06-17

Peptides

Cytochrome P450 46A1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cytochrome P450 46A1

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