guanosine 5'-triphosphate

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guan·o·sine 5'-tri·phos·phate (GTP),

(gwahn'ō-sēn trī-fos'fāt),
An immediate precursor of guanine nucleotides in RNA; similar to ATP; has a crucial role in microtubule formation.

gua·no·sine 5'-tri·phos·phate

(GTP) (gwah'nō-sēn trī-fos'fāt)
An immediate precursor of guanine nucleotides in RNA; similar to adenosine triphosphate; has a crucial role in microtubule formation.