AH5

Molybdopterin cytosine dinucleotide dioxo molybdenum

Created:	2026-04-20
Last modified:	2026-08-12

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1 entries where AH5 is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	71
Chiral Atom Count	7
Bond Count	76
Aromatic Bond Count	0

2D diagram of AH5

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Chemical Component Summary
Name	Molybdopterin cytosine dinucleotide dioxo molybdenum
Systematic Name (OpenEye OEToolkits)	[[(2~{R},3~{S},4~{R},5~{R})-5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl] [(1~{R},10~{R},16~{R})-5-azanyl-7,13,13-tris(oxidanylidene)-17-oxa-12,14-dithia-2,4,6,9-tetraza-13$l^{6}-molybdatetracyclo[8.7.0.0^{3,8}.0^{11,15}]heptadeca-3(8),4,11(15)-trien-16-yl]methyl hydrogen phosphate
Formula	C₁₉ H₂₄ Mo N₈ O₁₅ P₂ S₂
Molecular Weight	826.456
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	CACTVS	3.385	NC1=NC2=C(N[CH]3[CH](N2)O[CH](CO[P](O)(=O)O[P](O)(=O)OC[CH]4O[CH]([CH](O)[CH]4O)N5C=CC(=NC5=O)N)C6=C3S[Mo](=O)(=O)S6)C(=O)N1
SMILES	OpenEye OEToolkits	2.0.7	C1=CN(C(=O)N=C1N)C2C(C(C(O2)COP(=O)(O)OP(=O)(O)OCC3C4=C(C5C(O3)NC6=C(N5)C(=O)NC(=N6)N)S[Mo](=O)(=O)S4)O)O
Canonical SMILES	CACTVS	3.385	NC1=NC2=C(N[C@@H]3[C@H](N2)O[C@H](CO[P](O)(=O)O[P](O)(=O)OC[C@H]4O[C@H]([C@H](O)[C@@H]4O)N5C=CC(=NC5=O)N)C6=C3S[Mo](=O)(=O)S6)C(=O)N1
Canonical SMILES	OpenEye OEToolkits	2.0.7	C1=CN(C(=O)N=C1N)[C@H]2[C@@H]([C@@H]([C@H](O2)COP(=O)(O)OP(=O)(O)OC[C@@H]3C4=C([C@H]5[C@@H](O3)NC6=C(N5)C(=O)NC(=N6)N)S[Mo](=O)(=O)S4)O)O
InChI	InChI	1.06	InChI=1S/C19H26N8O13P2S2.Mo.2O/c20-7-1-2-27(19(31)22-7)17-11(29)10(28)5(39-17)3-36-41(32,33)40-42(34,35)37-4-6-12(43)13(44)8-16(38-6)24-14-9(23-8)15(30)26-18(21)25-14;;;/h1-2,5-6,8,10-11,16-17,23,28-29,43-44H,3-4H2,(H,32,33)(H,34,35)(H2,20,22,31)(H4,21,24,25,26,30);;;/q;+2;;/p-2/t5-,6-,8+,10-,11-,16-,17-;;;/m1.../s1
InChIKey	InChI	1.06	KGCKMLSJAXDKBP-RRNIHQQDSA-L

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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.