EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
2.4.2.29 | guanine34 in tRNA + 7-aminomethyl-7-carbaguanine |
- |
Shigella flexneri |
7-aminomethyl-7-carbaguanine34 in tRNA + guanine |
- |
? |
2.4.2.29 | guanine34 in tRNA + 7-aminomethyl-7-carbaguanine |
E. coli preQ0-tRNATyr, containing7-(cyano)-7-deazaguanine in the anticodon and E. coli guaninetRNATyr containing guanosine in the anticodon are good acceptors |
Escherichia coli |
7-aminomethyl-7-carbaguanine34 in tRNA + guanine |
- |
ir |
2.4.2.29 | guanine34 in tRNA + 7-aminomethyl-7-carbaguanine |
the enzyme is involved in the hypermodification of cognate tRNAs, leading to the exchange of G34 by 7-methylamino-7-deazaguanine at the wobble position in the anticodon loop |
Shigella flexneri |
7-aminomethyl-7-carbaguanine34 in tRNA + guanine |
- |
? |
2.4.2.29 | guanine34 in tRNA + 7-aminomethyl-7-carbaguanine |
the enzyme catalyzes the posttranscriptional base exchange of the queuosine precursor 7-(aminomethyl)-7-deazaguanine with the genetically encoded guanine in tRNAASp, tRNAAsn, tRNAHis and tRNATyr |
Escherichia coli |
7-aminomethyl-7-carbaguanine34 in tRNA + guanine |
- |
? |
2.4.2.29 | guanine34 in tRNA + 7-aminomethyl-7-carbaguanine |
the enzyme exchanges the genetically encoded guanine at position 34 with a queuine precursor 7-(aminomethyl)-7-deazaguanine |
Escherichia coli |
7-aminomethyl-7-carbaguanine34 in tRNA + guanine |
- |
? |
2.4.2.29 | guanine34 in tRNA + 7-aminomethyl-7-carbaguanine |
the enzyme is responsible for the posttranscriptional modification of specific tRNAs (Asn, Asp, His and Tyr) with queuine. The enzyme catalyzes base exchange of guanosine34 with 7-aminomethyl-7-deazaguanine |
Escherichia coli |
7-aminomethyl-7-carbaguanine34 in tRNA + guanine |
- |
? |
2.4.2.29 | guanine34 in tRNA + 7-aminomethyl-7-carbaguanine |
prefers pre-queuine 1 over pre-queuine 0 |
Zymomonas mobilis |
7-aminomethyl-7-carbaguanine34 in tRNA + guanine |
- |
? |
2.4.2.29 | guanine34 in tRNA + queuine |
- |
Escherichia coli |
queuine34 in tRNA + guanine |
- |
? |
2.4.2.29 | guanine34 in tRNA + queuine |
- |
Homo sapiens |
queuine34 in tRNA + guanine |
- |
? |
2.4.2.29 | more |
post-translational modification of tRNA |
Escherichia coli |
? |
- |
? |