A1CG3

(2S)-2-(7-amino-4,5-dioxo-1,4,5,6-tetrahydropyrimido[4,5-c]pyridazin-3-yl)propanoic acid

Created:	2025-06-17
Last modified:	2025-11-05

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1 entries where A1CG3 is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	27
Chiral Atom Count	1
Bond Count	28
Aromatic Bond Count	0

2D diagram of A1CG3

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Chemical Component Summary
Name	(2S)-2-(7-amino-4,5-dioxo-1,4,5,6-tetrahydropyrimido[4,5-c]pyridazin-3-yl)propanoic acid
Systematic Name (OpenEye OEToolkits)	(2~{S})-2-[7-azanyl-4,5-bis(oxidanylidene)-1,6-dihydropyrimido[4,5-c]pyridazin-3-yl]propanoic acid
Formula	C₉ H₉ N₅ O₄
Molecular Weight	251.199
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	O=C(O)C(C)C1=NNC=2N=C(N)NC(=O)C=2C1=O
SMILES	CACTVS	3.385	C[CH](C(O)=O)C1=NNC2=C(C(=O)NC(=N2)N)C1=O
SMILES	OpenEye OEToolkits	3.1.0.0	CC(C1=NNC2=C(C1=O)C(=O)NC(=N2)N)C(=O)O
Canonical SMILES	CACTVS	3.385	C[C@H](C(O)=O)C1=NNC2=C(C(=O)NC(=N2)N)C1=O
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	C[C@@H](C1=NNC2=C(C1=O)C(=O)NC(=N2)N)C(=O)O
InChI	InChI	1.06	InChI=1S/C9H9N5O4/c1-2(8(17)18)4-5(15)3-6(14-13-4)11-9(10)12-7(3)16/h2H,1H3,(H,17,18)(H4,10,11,12,14,15,16)/t2-/m0/s1
InChIKey	InChI	1.06	GMTZUGVMBRNPHI-REOHCLBHSA-N

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.