Guanosine Diphosphate

Guanosine 5'-Diphosphate; 5'-Diphosphate, Guanosine; Diphosphate, Guanosine; Guanosine 5' Diphosphate
Guanosine 5'-(trihydrogen diphosphate). A guanine nucleotide containing two phosphate groups esterified to the sugar moiety. Synonyms: GRPP; guanosine pyrophosphate.