SMTL ID : 4l23.1

Crystal Structure of p110alpha complexed with niSH2 of p85alpha and PI-103

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-1-1-mer

Ligands

1 x X6K: 3-(4-MORPHOLIN-4-YLPYRIDO[3',2':4,5]FURO[3,2-D]PYRIMIDIN-2-YL)PHENOL(Non-covalent)

X6K.1: 13 residues within 4Å: Chain A: M.772, K.802, L.807, D.810, Y.836, I.848, E.849, V.850, V.851, S.854, M.922, I.932, D.933 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:L.807, A:I.848 Hydrogen bonds: A:D.810, A:D.810, A:Y.836, A:V.851, A:D.933

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

SO4.2: 3 residues within 4Å: Chain A: V.131, K.132, D.133 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.132, A:D.133 Salt bridges: A:K.132 SO4.3: 8 residues within 4Å: Chain A: R.537 Chain B: R.49, R.67, A.69, S.70, M.73, T.78, K.91 6 PLIP interactions: 5 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:S.70, B:T.78 Salt bridges: B:R.49, B:R.67, B:K.91, A:R.537

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 6 residues within 4Å: Chain A: N.467, E.469 Chain B: I.186, R.190, Y.265, R.266 8 PLIP interactions: 4 interactions with chain A, 4 interactions with chain B Hydrogen bonds: A:N.467, A:E.469, B:R.190, B:R.190, B:R.266 Water bridges: A:Y.343, A:N.345, B:S.183

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, Y. et al., Crystal Structures of PI3K alpha Complexed with PI103 and Its Derivatives: New Directions for Inhibitors Design. ACS Med Chem Lett (2014)

Release Date

2014-01-01

Peptides

Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform: A
Phosphatidylinositol 3-kinase regulatory subunit alpha: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform

Phosphatidylinositol 3-kinase regulatory subunit alpha

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