A1E5B

Ceralasertib

Created:	2026-02-09
Last modified:	2026-08-26

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1 entries where A1E5B is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	53
Chiral Atom Count	2
Bond Count	57
Aromatic Bond Count	16

2D diagram of A1E5B

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Chemical Component Summary
Name	Ceralasertib
Systematic Name (OpenEye OEToolkits)	azanylidene-methyl-[1-[6-[(3~{R})-3-methylmorpholin-4-yl]-2-(1~{H}-pyrrolo[2,3-c]pyridin-4-yl)pyrimidin-4-yl]cyclopropyl]-oxidanylidene-$l^{6}-sulfane
Formula	C₂₀ H₂₄ N₆ O₂ S
Molecular Weight	412.509
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	CACTVS	3.385	C[CH]1COCCN1c2cc(nc(n2)c3cncc4[nH]ccc34)C5(CC5)[S](C)(=N)=O
SMILES	OpenEye OEToolkits	2.0.7	CC1COCCN1c2cc(nc(n2)c3cncc4c3cc[nH]4)C5(CC5)S(=N)(=O)C
Canonical SMILES	CACTVS	3.385	C[C@@H]1COCCN1c2cc(nc(n2)c3cncc4[nH]ccc34)C5(CC5)[S@@](C)(=N)=O
Canonical SMILES	OpenEye OEToolkits	2.0.7	C[C@@H]1COCCN1c2cc(nc(n2)c3cncc4c3cc[nH]4)C5(CC5)S(=N)(=O)C
InChI	InChI	1.06	InChI=1S/C20H24N6O2S/c1-13-12-28-8-7-26(13)18-9-17(20(4-5-20)29(2,21)27)24-19(25-18)15-10-22-11-16-14(15)3-6-23-16/h3,6,9-11,13,21,23H,4-5,7-8,12H2,1-2H3/t13-,29+/m1/s1
InChIKey	InChI	1.06	DTTJKLNXNZAVSM-MUWSIPGASA-N

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.