SMTL ID : 8am0.1

Crystal structure of human T1061E PI3Kalpha in complex with its regulatory subunit and the inhibitor GDC-0077 (Inavolisib)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.82 Å

Oligo State

hetero-1-1-mer

Ligands

1 x MWF: (2R)-2-[[2-[(4S)-4-[bis(fluoranyl)methyl]-2-oxidanylidene-1,3-oxazolidin-3-yl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepin-9-yl]amino]propanamide(Non-covalent)

MWF.1: 18 residues within 4Å: Chain A: R.770, S.774, P.778, W.780, I.800, K.802, Y.836, I.848, E.849, V.850, V.851, S.854, H.855, Q.859, M.922, F.930, I.932, D.933 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:W.780, A:W.780, A:I.800, A:V.850 Hydrogen bonds: A:Y.836, A:V.851, A:S.854, A:S.854, A:Q.859, A:D.933

3 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.2: 6 residues within 4Å: Chain A: P.447, N.465, N.467, T.470, K.678 Ligands: CL.5 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.465, A:N.467 EDO.3: 5 residues within 4Å: Chain A: G.828, L.829, D.830, R.899, K.986 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.830, A:R.899, A:R.899, A:K.986 EDO.6: 3 residues within 4Å: Chain A: D.843 Chain B: T.171, Q.175 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:Q.175

1 x PGE: TRIETHYLENE GLYCOL(Non-functional Binders)

PGE.4: 5 residues within 4Å: Chain A: S.6, G.8, L.10, G.12, Q.75 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.6, A:Q.75

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.5: 3 residues within 4Å: Chain A: N.467 Chain B: R.181 Ligands: EDO.2 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lin, T.Y. et al., Epinephrine inhibits PI3K alpha via the Hippo kinases. Cell Rep (2023)

Release Date

2023-12-13

Peptides

Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform: A
Isoform 3 of 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

Isoform 3 of Phosphatidylinositol 3-kinase regulatory subunit alpha

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