SMTL ID : 5jha.1

Structure of Phosphoinositide 3-kinase gamma (PI3K) bound to the potent inhibitor PIKin2

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.51 Å

Oligo State

monomer

Ligands

1 x 6K7: [1-{4-[6-amino-4-(trifluoromethyl)pyridin-3-yl]-6-(morpholin-4-yl)pyrimidin-2-yl}-3-(chloromethyl)azetidin-3-yl]methanol(Non-covalent)

6K7.1: 20 residues within 4Å: Chain A: M.662, S.664, P.668, W.670, I.689, K.691, D.694, L.696, D.699, Y.725, I.737, E.738, I.739, V.740, T.745, D.808, M.811, F.819, I.821, D.822 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:I.737 Hydrogen bonds: A:D.694, A:Y.725, A:V.740, A:T.745, A:D.822, A:D.822 Water bridges: A:F.823, A:F.823 Halogen bonds: A:S.664

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

SO4.2: 4 residues within 4Å: Chain A: W.434, H.435, R.437, K.464 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:W.434 Salt bridges: A:R.437, A:K.464 SO4.3: 4 residues within 4Å: Chain A: P.64, L.65, W.70, K.146 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:L.65 Salt bridges: A:K.146 SO4.4: 6 residues within 4Å: Chain A: H.57, K.547, R.548, H.551, R.642, P.647 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:K.547, A:P.647 Salt bridges: A:H.57, A:R.642 SO4.5: 5 residues within 4Å: Chain A: L.515, F.552, F.556, Q.704, R.707 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Q.704, A:Q.704 Water bridges: A:R.548 Salt bridges: A:R.707

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bohnacker, T. et al., Deconvolution of Buparlisib's mechanism of action defines specific PI3K and tubulin inhibitors for therapeutic intervention. Nat Commun (2017)

Release Date

2017-03-15

Peptides

Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit gamma isoform: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

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

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