A1KEX

(7~{R})-2-azanyl-8-cyclopentyl-5,7-dimethyl-7~{H}-pteridin-6-one

Created:	2026-07-23
Last modified:	2026-08-05

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1 entries where A1KEX is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	38
Chiral Atom Count	1
Bond Count	40
Aromatic Bond Count	6

2D diagram of A1KEX

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Chemical Component Summary
Name	(7~{R})-2-azanyl-8-cyclopentyl-5,7-dimethyl-7~{H}-pteridin-6-one
Systematic Name (OpenEye OEToolkits)	(7~{R})-2-azanyl-8-cyclopentyl-5,7-dimethyl-7~{H}-pteridin-6-one
Formula	C₁₃ H₁₉ N₅ O
Molecular Weight	261.323
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	CACTVS	3.385	C[CH]1N(C2CCCC2)c3nc(N)ncc3N(C)C1=O
SMILES	OpenEye OEToolkits	2.0.7	CC1C(=O)N(c2cnc(nc2N1C3CCCC3)N)C
Canonical SMILES	CACTVS	3.385	C[C@H]1N(C2CCCC2)c3nc(N)ncc3N(C)C1=O
Canonical SMILES	OpenEye OEToolkits	2.0.7	C[C@@H]1C(=O)N(c2cnc(nc2N1C3CCCC3)N)C
InChI	InChI	1.06	InChI=1S/C13H19N5O/c1-8-12(19)17(2)10-7-15-13(14)16-11(10)18(8)9-5-3-4-6-9/h7-9H,3-6H2,1-2H3,(H2,14,15,16)/t8-/m1/s1
InChIKey	InChI	1.06	YXRLQDNFFZELDG-MRVPVSSYSA-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.