SMTL ID : 3wei.1

Crystal structure of the human squalene synthase Y73A mutant in complex with presqualene pyrophosphate

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.79 Å

Oligo State

monomer

Ligands

3 x MN: MANGANESE (II) ION(Non-covalent)

MN.1: 3 residues within 4Å: Chain A: N.188, D.192 Ligands: PS7.4 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.192, H2O.9, H2O.10, H2O.10 MN.2: 5 residues within 4Å: Chain A: D.53, E.56, D.57 Ligands: MN.3, PS7.4 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.53, A:E.56, A:D.57, H2O.10, H2O.10 MN.3: 4 residues within 4Å: Chain A: D.53, D.57 Ligands: MN.2, PS7.4 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.53, A:D.57, H2O.10, H2O.10

1 x PS7: {(1R,2R,3R)-2-[(3E)-4,8-dimethylnona-3,7-dien-1-yl]-2-methyl-3-[(1E,5E)-2,6,10-trimethylundeca-1,5,9-trien-1-yl]cyclopropyl}methyl trihydrogen diphosphate(Non-covalent)

PS7.4: 26 residues within 4Å: Chain A: S.24, F.27, I.31, A.46, L.49, R.50, D.53, D.57, M.127, V.148, A.149, V.152, G.153, L.156, S.157, M.180, G.181, L.184, Q.185, N.188, Y.249, F.261, C.262 Ligands: MN.1, MN.2, MN.3 21 PLIP interactions: 21 interactions with chain A Hydrophobic interactions: A:F.27, A:F.27, A:I.31, A:A.46, A:L.49, A:R.50, A:D.53, A:V.148, A:A.149, A:V.152, A:L.156, A:M.180, A:L.184, A:Y.249, A:F.261 Hydrogen bonds: A:Q.185 Water bridges: A:Y.144, A:N.188, A:N.188, A:R.201 Salt bridges: A:R.50

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Liu, C.I. et al., Structural insights into the catalytic mechanism of human squalene synthase. Acta Crystallogr.,Sect.D (2014)

Release Date

2014-02-12

Peptides

Squalene synthase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Squalene synthase