8EXO
 
 | | Crystal structure of PI3K-alpha in complex with compound 19 | | Descriptor: | 1-{(4S,11aM)-2-[(4R)-2-oxo-4-(propan-2-yl)-1,3-oxazolidin-3-yl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepin-9-yl}-L-prolinamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Kiefer, J.R, Eigenbrot, C, Staben, S.T, Hanan, E.J, Wallweber, H.J.A, Ultsch, M, Braun, M.G, Friedman, L.S, Purkey, H.E. | | Deposit date: | 2022-10-25 | | Release date: | 2022-11-30 | | Last modified: | 2024-05-22 | | Method: | X-RAY DIFFRACTION (2.46 Å) | | Cite: | Discovery of GDC-0077 (Inavolisib), a Highly Selective Inhibitor and Degrader of Mutant PI3K alpha.
J.Med.Chem., 65, 2022
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8EXL
 | | Crystal structure of PI3K-alpha in complex with taselisib | | Descriptor: | 2-methyl-2-(4-{2-[3-methyl-1-(propan-2-yl)-1H-1,2,4-triazol-5-yl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepin-9-yl}-1H-pyrazol-1-yl)propanamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Kiefer, J.R, Eigenbrot, C, Staben, S.T, Hanan, E.J, Wallweber, H.J.A, Ultsch, M, Braun, M.G, Friedman, L.S, Purkey, H.E. | | Deposit date: | 2022-10-25 | | Release date: | 2022-11-30 | | Last modified: | 2024-05-22 | | Method: | X-RAY DIFFRACTION (1.989 Å) | | Cite: | Discovery of GDC-0077 (Inavolisib), a Highly Selective Inhibitor and Degrader of Mutant PI3K alpha.
J.Med.Chem., 65, 2022
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8EXU
 | | Crystal structure of PI3K-alpha in complex with compound 30 | | Descriptor: | (2S)-2-cyclopropyl-2-({(4S,11aM)-2-[(4S)-2-oxo-4-(trifluoromethyl)-1,3-oxazolidin-3-yl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepin-9-yl}amino)acetamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Kiefer, J.R, Eigenbrot, C, Staben, S.T, Hanan, E.J, Wallweber, H.J.A, Ultsch, M, Braun, M.G, Friedman, L.S, Purkey, H.E. | | Deposit date: | 2022-10-25 | | Release date: | 2022-11-30 | | Last modified: | 2024-05-22 | | Method: | X-RAY DIFFRACTION (2.68 Å) | | Cite: | Discovery of GDC-0077 (Inavolisib), a Highly Selective Inhibitor and Degrader of Mutant PI3K alpha.
J.Med.Chem., 65, 2022
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8EXV
 | | Crystal structure of PI3K-alpha in complex with compound 32 | | Descriptor: | N~2~-{(4S,11aP)-2-[(4S)-4-(difluoromethyl)-2-oxo-1,3-oxazolidin-3-yl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepin-9-yl}-L-alaninamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Kiefer, J.R, Eigenbrot, C, Staben, S.T, Hanan, E.J, Wallweber, H.J.A, Ultsch, M, Braun, M.G, Friedman, L.S, Purkey, H.E. | | Deposit date: | 2022-10-25 | | Release date: | 2022-11-30 | | Last modified: | 2024-05-22 | | Method: | X-RAY DIFFRACTION (2.48 Å) | | Cite: | Discovery of GDC-0077 (Inavolisib), a Highly Selective Inhibitor and Degrader of Mutant PI3K alpha.
J.Med.Chem., 65, 2022
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6VO7
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3ZIM
 | | Discovery of a potent and isoform-selective targeted covalent inhibitor of the lipid kinase PI3Kalpha | | Descriptor: | 1-[4-[[2-(1H-indazol-4-yl)-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-yl]methyl]piperazin-1-yl]-6-methyl-hept-5-ene-1,4- dione, PHOSPHATIDYLINOSITOL 4,5-BISPHOSPHATE 3-KINASE CATALYTIC SUBUNIT ALPHA ISOFORM | | Authors: | Nacht, M, Qiao, L, Sheets, M.P, Martin, T.S, Labenski, M, Mazdiyasni, H, Karp, R, Zhu, Z, Chaturvedi, P, Bhavsar, D, Niu, D, Westlin, W, Petter, R.C, Medikonda, A.P, Jestel, A, Blaesse, M, Singh, J. | | Deposit date: | 2013-01-09 | | Release date: | 2013-02-13 | | Last modified: | 2024-05-01 | | Method: | X-RAY DIFFRACTION (2.85 Å) | | Cite: | Discovery of a Potent and Isoform-Selective Targeted Covalent Inhibitor of the Lipid Kinase Pi3Kalpha
J.Med.Chem., 56, 2013
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2ENQ
 | | Solution structure of the C2 domain from human PI3-kinase p110 subunit alpha | | Descriptor: | Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Endo, H, Nagashima, T, Yoshida, M, Hayashi, F, Yokoyama, S, RIKEN Structural Genomics/Proteomics Initiative (RSGI) | | Deposit date: | 2007-03-28 | | Release date: | 2008-04-01 | | Last modified: | 2024-05-29 | | Method: | SOLUTION NMR | | Cite: | Solution structure of the C2 domain from human PI3-kinase p110 subunit alpha
To be Published
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6PYS
 | | Human PI3Kalpha in complex with Compound 2-10 ((3S)-3-benzyl-3-methyl-5-[5-(2-methylpyrimidin-5-yl)pyrazolo[1,5-a]pyrimidin-3-yl]-1,3-dihydro-2H-indol-2-one) | | Descriptor: | (3S)-3-benzyl-3-methyl-5-[5-(2-methylpyrimidin-5-yl)pyrazolo[1,5-a]pyrimidin-3-yl]-1,3-dihydro-2H-indol-2-one, GLYCEROL, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Lesburg, C.A, Augustin, M.A. | | Deposit date: | 2019-07-30 | | Release date: | 2019-08-28 | | Last modified: | 2024-03-13 | | Method: | X-RAY DIFFRACTION (2.19 Å) | | Cite: | Design of selective PI3K delta inhibitors using an iterative scaffold-hopping workflow.
Bioorg.Med.Chem.Lett., 29, 2019
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6OAC
 | | PQR530 [(S)-4-(Difluoromethyl)-5-(4-(3-methylmorpholino)-6-morpholino-1,3,5-triazin-2-yl)pyridin-2-amine] bound to the PI3Ka catalytic subunit p110alpha | | Descriptor: | 4-(difluoromethyl)-5-{4-[(3S)-3-methylmorpholin-4-yl]-6-(morpholin-4-yl)-1,3,5-triazin-2-yl}pyridin-2-amine, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Burke, J.E, McPhail, J.A. | | Deposit date: | 2019-03-15 | | Release date: | 2019-06-26 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (3.15 Å) | | Cite: | (S)-4-(Difluoromethyl)-5-(4-(3-methylmorpholino)-6-morpholino-1,3,5-triazin-2-yl)pyridin-2-amine (PQR530), a Potent, Orally Bioavailable, and Brain-Penetrable Dual Inhibitor of Class I PI3K and mTOR Kinase.
J.Med.Chem., 62, 2019
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8BFU
 | | Crystal structure of the apo p110alpha catalytic subunit from homo sapiens | | Descriptor: | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Gong, G.Q, Bellini, D, Vanhaesebroeck, B, Williams, R.L. | | Deposit date: | 2022-10-26 | | Release date: | 2023-02-15 | | Last modified: | 2024-02-07 | | Method: | X-RAY DIFFRACTION (2.41 Å) | | Cite: | A small-molecule PI3K alpha activator for cardioprotection and neuroregeneration.
Nature, 618, 2023
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4TUU
 | | Isolated p110a subunit of PI3Ka provides a platform for structure-based drug design | | Descriptor: | Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Chen, P, Deng, Y.-L, Bergqvist, S, Falk, M, Liu, W, Timofeevski, S. | | Deposit date: | 2014-06-24 | | Release date: | 2014-08-06 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (2.64 Å) | | Cite: | Engineering of an isolated p110 alpha subunit of PI3K alpha permits crystallization and provides a platform for structure-based drug design.
Protein Sci., 23, 2014
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4TV3
 | | Isolated p110a subunit of PI3Ka provides a platform for structure-based drug design | | Descriptor: | 2-amino-8-[trans-4-(2-hydroxyethoxy)cyclohexyl]-6-(6-methoxypyridin-3-yl)-4-methylpyrido[2,3-d]pyrimidin-7(8H)-one, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Chen, P, Deng, Y.-L, Bergqvist, S, Falk, M, Liu, W, Timofeevski, S. | | Deposit date: | 2014-06-25 | | Release date: | 2014-08-06 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (2.85 Å) | | Cite: | Engineering of an isolated p110 alpha subunit of PI3K alpha permits crystallization and provides a platform for structure-based drug design.
Protein Sci., 23, 2014
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7MLK
 | | Crystal structure of human PI3Ka (p110a subunit) with MMV085400 bound to the active site determined at 2.9 angstroms resolution | | Descriptor: | 4-[6-(3,4,5-trimethoxyanilino)pyrazin-2-yl]benzamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Krake, S.H, Martinez, P.D.G, Poggi, M.L, Ferreira, M.S, Aguiar, A.C.C, Souza, G.E, Wenlock, M, Jones, B, Steinbrecher, T, Day, T, McPhail, J, Burke, J, Yeo, T, Mok, S, Uhlemann, A.C, Fidock, D.A, Chen, P, Grodsky, N, Deng, Y.L, Guido, R.V.C, Campbell, S.F, Willis, P.A, Dias, L.C. | | Deposit date: | 2021-04-28 | | Release date: | 2022-05-04 | | Last modified: | 2023-10-18 | | Method: | X-RAY DIFFRACTION (2.91 Å) | | Cite: | Discovery of 2,6-disubstituted pyrazines as potent PI4K inhibitors with antimalarial activity
To Be Published
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8GUD
 | | Cryo-EM structure of cancer-specific PI3Kalpha mutant E545K in complex with BYL-719 | | Descriptor: | (2S)-N~1~-{4-methyl-5-[2-(1,1,1-trifluoro-2-methylpropan-2-yl)pyridin-4-yl]-1,3-thiazol-2-yl}pyrrolidine-1,2-dicarboxamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Liu, X, Zhou, Q, Hart, J.R, Xu, Y, Yang, S, Yang, D, Vogt, P.K, Wang, M.-W. | | Deposit date: | 2022-09-11 | | Release date: | 2022-11-23 | | Method: | ELECTRON MICROSCOPY (2.62 Å) | | Cite: | Cryo-EM structures of cancer-specific helical and kinase domain mutations of PI3K alpha.
Proc.Natl.Acad.Sci.USA, 119, 2022
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8GUA
 | | Cryo-EM structure of cancer-specific PI3Kalpha mutant E542K in complex with BYL-719 | | Descriptor: | (2S)-N~1~-{4-methyl-5-[2-(1,1,1-trifluoro-2-methylpropan-2-yl)pyridin-4-yl]-1,3-thiazol-2-yl}pyrrolidine-1,2-dicarboxamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Liu, X, Zhou, Q, Hart, J.R, Xu, Y, Yang, S, Yang, D, Vogt, P.K, Wang, M.-W. | | Deposit date: | 2022-09-11 | | Release date: | 2022-12-07 | | Method: | ELECTRON MICROSCOPY (2.77 Å) | | Cite: | Cryo-EM structures of cancer-specific helical and kinase domain mutations of PI3K alpha.
Proc.Natl.Acad.Sci.USA, 119, 2022
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5DXT
 | | p110alpha with GDC-0326 | | Descriptor: | (2S)-2-({2-[1-(propan-2-yl)-1H-1,2,4-triazol-5-yl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepin-9-yl}oxy)propanamide, 1,2-ETHANEDIOL, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Heffron, T.P, Heald, R.A, Ndubaku, C, Wei, B.Q, Augustin, M, Do, S, Edgar, K, Eigenbrot, C, Friedman, L, Gancia, E, Jackson, P.S, Jones, G, Kolesnikov, A, Lee, L.B, Lesnick, J.D, Lewis, C, McLean, N, Mortle, M, Nonomiya, J, Pang, J, Price, S, Prior, W.W, Salphati, L, Sideris, S, Staben, S.T, Steinbacher, S, Tsui, V, Wallin, J, Sampath, D, Olivero, A. | | Deposit date: | 2015-09-23 | | Release date: | 2016-01-27 | | Last modified: | 2024-03-06 | | Method: | X-RAY DIFFRACTION (2.25 Å) | | Cite: | The Rational Design of Selective Benzoxazepin Inhibitors of the alpha-Isoform of Phosphoinositide 3-Kinase Culminating in the Identification of (S)-2-((2-(1-Isopropyl-1H-1,2,4-triazol-5-yl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepin-9-yl)oxy)propanamide (GDC-0326).
J.Med.Chem., 59, 2016
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7R9Y
 | | Structure of PIK3CA with covalent inhibitor 22 | | Descriptor: | N-[2-(4-{4-[2-amino-4-(difluoromethyl)pyrimidin-5-yl]-6-(morpholin-4-yl)-1,3,5-triazin-2-yl}piperazin-1-yl)-2-oxoethyl]-N-methyl-1-(prop-2-enoyl)piperidine-4-carboxamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Burke, J.E, McPhail, J.A. | | Deposit date: | 2021-06-29 | | Release date: | 2022-04-06 | | Last modified: | 2023-10-18 | | Method: | X-RAY DIFFRACTION (2.85 Å) | | Cite: | Covalent Proximity Scanning of a Distal Cysteine to Target PI3K alpha.
J.Am.Chem.Soc., 144, 2022
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7R9V
 | | Structure of PIK3CA with covalent inhibitor 19 | | Descriptor: | N-[2-(4-{4-[2-amino-4-(difluoromethyl)pyrimidin-5-yl]-6-(morpholin-4-yl)-1,3,5-triazin-2-yl}piperazin-1-yl)-2-oxoethyl]-1-(prop-2-enoyl)piperidine-4-carboxamide, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Burke, J.E, McPhail, J.A. | | Deposit date: | 2021-06-29 | | Release date: | 2022-04-06 | | Last modified: | 2023-10-18 | | Method: | X-RAY DIFFRACTION (2.69 Å) | | Cite: | Covalent Proximity Scanning of a Distal Cysteine to Target PI3K alpha.
J.Am.Chem.Soc., 144, 2022
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5UBR
 | | CRYSTAL STRUCTURE OF PI3K ALPHA IN COMPLEX WITH A 7-(3-(PIPERAZIN-1-YL)PHENYL)PYRROLO[2,1-F][1,2,4] TRIAZIN-4-AMINE DERIVIATINE | | Descriptor: | 1-[4-(3-{4-amino-5-[1-(oxan-4-yl)-1H-pyrazol-5-yl]pyrrolo[2,1-f][1,2,4]triazin-7-yl}phenyl)piperazin-1-yl]ethan-1-one, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Sack, J.S. | | Deposit date: | 2016-12-21 | | Release date: | 2017-02-08 | | Last modified: | 2024-03-06 | | Method: | X-RAY DIFFRACTION (2.4 Å) | | Cite: | Discovery of 7-(3-(piperazin-1-yl)phenyl)pyrrolo[2,1-f][1,2,4]triazin-4-amine derivatives as highly potent and selective PI3K delta inhibitors.
Bioorg. Med. Chem. Lett., 27, 2017
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8OW2
 | | Crystal structure of the p110alpha catalytic subunit from homo sapiens in complex with activator 1938 | | Descriptor: | 1-[7-[[2-[[4-(4-ethylpiperazin-1-yl)phenyl]amino]pyridin-4-yl]amino]-2,3-dihydroindol-1-yl]ethanone, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Gong, G.Q, Bellini, D, Vanhaesebroeck, B, Williams, R.L. | | Deposit date: | 2023-04-26 | | Release date: | 2023-05-24 | | Last modified: | 2023-06-07 | | Method: | X-RAY DIFFRACTION (2.57 Å) | | Cite: | A small-molecule PI3K alpha activator for cardioprotection and neuroregeneration.
Nature, 618, 2023
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6GVF
 | | Crystal structure of PI3K alpha in complex with 3-(2-Amino-benzooxazol-5-yl)-1-isopropyl-1H-pyrazolo[3,4-d]pyrimidin-4-ylamine | | Descriptor: | 5-(4-azanyl-1-propan-2-yl-pyrazolo[3,4-d]pyrimidin-3-yl)-1,3-benzoxazol-2-amine, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Ouvry, G, Aurelly, M, Bonnary, L, Borde, E, Bouix-Peter, C, Chantalat, L, Clary, L, Defoin-Platel, C, Deret, S, Forissier, M, Harris, C.S, Isabet, T, Lamy, L, Luzy, A.P, Pascau, J, Soulet, C, Taddei, A, Taquet, N, Tomas, L, Thoreau, E, Varvier, E, Vial, E, Hennequin, L.F. | | Deposit date: | 2018-06-21 | | Release date: | 2019-10-02 | | Last modified: | 2024-05-15 | | Method: | X-RAY DIFFRACTION (2.5 Å) | | Cite: | Impact of Minor Structural Modifications on Properties of a Series of mTOR Inhibitors.
Acs Med.Chem.Lett., 10, 2019
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6GVH
 | | Crystal structure of PI3K alpha in complex with 3-(2-Amino-benzooxazol-5-yl)-4-chloro-1-isopropyl-1H-pyrazolo[3,4-d]pyrimidin-6-ylamine | | Descriptor: | 5-(6-azanyl-4-chloranyl-1-propan-2-yl-pyrazolo[3,4-d]pyrimidin-3-yl)-1,3-benzoxazol-2-amine, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Ouvry, G, Aurelly, M, Bonnary, L, Borde, E, Bouix-Peter, C, Chantalat, L, Clary, L, Defoin-Platel, C, Deret, S, Forissier, M, Harris, C.S, Isabet, T, Lamy, L, Luzy, A.P, Pascau, J, Soulet, C, Taddei, A, Taquet, N, Tomas, L, Thoreau, E, Varvier, E, Vial, E, Hennequin, L.F. | | Deposit date: | 2018-06-21 | | Release date: | 2019-10-02 | | Last modified: | 2024-05-15 | | Method: | X-RAY DIFFRACTION (2.74 Å) | | Cite: | Impact of Minor Structural Modifications on Properties of a Series of mTOR Inhibitors.
Acs Med.Chem.Lett., 10, 2019
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6GVI
 | | Crystal structure of PI3K alpha in complex with 3-(2-Amino-benzooxazol-5-yl)-1-isopropyl-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine | | Descriptor: | 3-(2-azanyl-1,3-benzoxazol-5-yl)-1-propan-2-yl-pyrazolo[3,4-d]pyrimidine-4,6-diamine, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Ouvry, G, Aurelly, M, Bonnary, L, Borde, E, Bouix-Peter, C, Chantalat, L, Clary, L, Defoin-Platel, C, Deret, S, Forissier, M, Harris, C.S, Isabet, T, Lamy, L, Luzy, A.P, Pascau, J, Soulet, C, Taddei, A, Taquet, N, Tomas, L, Thoreau, E, Varvier, E, Vial, E, Hennequin, L.F. | | Deposit date: | 2018-06-21 | | Release date: | 2019-10-02 | | Last modified: | 2024-05-15 | | Method: | X-RAY DIFFRACTION (2.9 Å) | | Cite: | Impact of Minor Structural Modifications on Properties of a Series of mTOR Inhibitors.
Acs Med.Chem.Lett., 10, 2019
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6GVG
 | | Crystal structure of PI3K alpha in complex with 3-(2-Amino-benzooxazol-5-yl)-1-isopropyl-4-methyl-1H-pyrazolo[3,4-d]pyrimidin-6-ylamine | | Descriptor: | 5-(6-azanyl-4-methyl-1-propan-2-yl-pyrazolo[3,4-d]pyrimidin-3-yl)-1,3-benzoxazol-2-amine, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Ouvry, G, Aurelly, M, Bonnary, L, Borde, E, Bouix-Peter, C, Chantalat, L, Clary, L, Defoin-Platel, C, Deret, S, Forissier, M, Harris, C.S, Isabet, T, Lamy, L, Luzy, A.P, Pascau, J, Soulet, C, Taddei, A, Taquet, N, Tomas, L, Thoreau, E, Varvier, E, Vial, E, Hennequin, L.F. | | Deposit date: | 2018-06-21 | | Release date: | 2019-10-02 | | Last modified: | 2024-05-15 | | Method: | X-RAY DIFFRACTION (3 Å) | | Cite: | Impact of Minor Structural Modifications on Properties of a Series of mTOR Inhibitors.
Acs Med.Chem.Lett., 10, 2019
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7JIU
 | | HUMAN PI3KDELTA IN COMPLEX WITH COMPOUND 2F | | Descriptor: | (3S)-3-benzyl-5-[9-ethyl-8-(2-methylpyrimidin-5-yl)-9H-purin-6-yl]-3-methyl-1,3-dihydro-2H-indol-2-one, Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform | | Authors: | Lesburg, C.A, Augustin, M. | | Deposit date: | 2020-07-23 | | Release date: | 2021-06-30 | | Last modified: | 2024-04-03 | | Method: | X-RAY DIFFRACTION (2.12 Å) | | Cite: | Optimization of Versatile Oxindoles as Selective PI3K delta Inhibitors.
Acs Med.Chem.Lett., 11, 2020
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