| starter tRNA | TRNA in prokaryotes containing a formyl-methionyl residue that initiates translation. Synonym: formyl-methionyl-tRNA, starter tRNA. (05 Mar 2000) |
|---|---|
| suppressor tRNA | The tRNA associated with a suppressor mutation. (05 Mar 2000) |
| queuine tRNA-ribosyltransferase | <enzyme> Catalyses exchange of modified base q in trna with guanine without breaking the polynucleotide chain Registry number: EC 2.4.2.29 Synonym: queuine trna transferase, trna-guanine transferase, trna guanine transglycosylase, guanine-trna transglycosylase, guanine, queuine-trna transglycosylase, q-insertase, queuine insertase, guanine insertion enzyme, trna-guanine ribosyltransferase, guanine insertase (26 Jun 1999) |
| initiation tRNA | TRNA in prokaryotes containing a formyl-methionyl residue that initiates translation. Synonym: formyl-methionyl-tRNA, starter tRNA. (05 Mar 2000) |
| isoacceptor tRNA | <molecular biology> Different tRNA species that bind to alternate codons for the same amino acid residue; can be one tRNA that recognises the various codons that signify those for the particular amino acid residue. (05 Mar 2000) |
| threonyl tRNA synthetase kinase | <enzyme> From postribosomal supernatants of bom:nmri mouse liver; comigrates with threonyl trna synthetase during several purification steps Registry number: EC 2.7.1.- Synonym: thr trna synthetase kinase (26 Jun 1999) |
| tRNA | rNA |
| tRNA(1-methylguanosine)methyltransferase | <enzyme> Mw 21 kD; converts guanosine in position 37 to 1-methylguanosine and at least one of the trna(arg) isoacceptors Registry number: EC 2.1.1.- Synonym: trmd protein (26 Jun 1999) |
| tRNA 2-selenouridine synthase | <enzyme> Catalyses the conversion of a 5-methylaminomethyl-2-thiouridine in trna to 5-methylaminomethyl-2-selenouridine Registry number: EC 2.8.1.- (26 Jun 1999) |
| tRNA 3'-processing endonuclease | <enzyme> Involved in processing precursor trna from eukaryotic nuclei and organelles between nucleotides 74 and 75 to give 3'c-oh Registry number: EC 3.1.27.- (26 Jun 1999) |
| tRNA (5-methylaminomethyl-2-thiouridylate)-methyltransferase | <enzyme> From E coli; has two enzymatic activities, one demodifies 5-carboxymethylaminomethyl-2-thiouridine to the 5-amino cpd, the other catalyses the transfer of a methyl group from s-adenosylmethionine to 5-aminomethyl-2-thiouridine thus forming 5-methylaminomethyl-2-thiouridine Registry number: EC 2.1.1.61 Synonym: trna(5-methylaminomethyl-2-thiouridine)-methyltransferase, trna(mnm5s2u)-methyltransferase (26 Jun 1999) |
| tRNA A64-2'-O-ribosylphosphate transferase | <enzyme> Rit - ribosylation of the initiator trna; a trna backbone-modifying enzyme that mediates initiator and elongator trna discrimination; forms 2'-o-ribosylphosphate on adenosine 64 of saccharomyces cerevisiae trna; genbank x80795 Registry number: EC 2.4.2.- Synonym: rit1 protein, rit1 gene product (26 Jun 1999) |
| tRNA(guanosine-2'-)-methyltransferase | <enzyme> Transfers the methyl group from s-adenosyl-l-methionine to the 2'-hydroxyl group of a guanosine residue present in a gg sequence in trna(try) Registry number: EC 2.1.1.34 Synonym: trna(gm)methylase, trna(wobble guanosine 2'-o-)methyltransferase (26 Jun 1999) |
| tRNA guanylyltransferase | <enzyme> From saccharomyces cerevisiae or drosophila melanogaster; during the biosynthesis of eukaryotic histidine trna, the enzyme adds a guanylate moiety to the 5'-end of histidine trna in a posttranscriptional modification Registry number: EC 2.7.7.- Synonym: histidine trna guanylyltransferase (26 Jun 1999) |
| tRNA-hypoxanthine ribosyltransferase | <enzyme> Incorporates hypoxanthine into mature trna molecules Registry number: EC 2.4.2.- Synonym: trna-hpx ribosyltransferase (26 Jun 1999) |