| GTP phosphohydrolase | <enzyme> An enzyme that hydrolyzes GTP to GDP and provides energy for peptide chain elongation. Registry number: EC 3.6.1.- (12 Dec 1998) |
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| inositol-1,4-bisphosphate 4-phosphohydrolase | <enzyme> Soluble rat brain enzyme highly specific for inositol 1,4-bisphosphate; does not act on inositol 1-phosphate or inositol 1,4,5-trisphosphate Registry number: EC 3.1.3.- Synonym: ibp 4-phosphohydrolase (26 Jun 1999) |
| transducin GTP phosphohydrolase | <enzyme> Stimulated by bovine rhodopsin mutants (asp63 to asn) and (glu134 to gln) with slightly lowered efficiency Registry number: EC 3.6.1.- Synonym: transducin GTPase (26 Jun 1999) |