| guanosine triphosphate: an ester of guanosine and triphosphoric acid that is an important metabolic cofactor and precursor in the biosynthesis of cyclic GMP. |
GTP (jē'tē-pē')
n.
Guanosine triphosphate; a nucleotide similar to ATP, composed of guanine, ribose, and three phosphate groups, and necessary for the synthesis of proteins.
| GTP guanosine triphosphate |