The molecule is a zwitterion resulting from the transfer of a proton from the phosphate to the glycyl amino group of glycyl-AMP; major species at pH 7.3. It is a conjugate acid of a glycyl-AMP(1-). It is a tautomer of a glycyl-AMP.
[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methyl (2-azaniumylacetyl) phosphate