Pronunciation: ˌ j ē -( ˌ )t ē - ' p ē
Function: noun
Etymology: g uanosine t ri p hosphate
Date: 1961
: an energy-rich nucleotide analogous to ATP that is composed of guanine, ribose, and three phosphate groups and is necessary for peptide-bond formation during protein synthesis ― called also guanosine triphosphate