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2.7.7.45: guanosine-triphosphate guanylyltransferase

This is an abbreviated version!
For detailed information about guanosine-triphosphate guanylyltransferase, go to the full flat file.

Word Map on EC 2.7.7.45

Reaction

2 GTP =

diphosphate
+
P1,P4-bis(5'-guanosyl) tetraphosphate

Synonyms

diguanosine tetraphosphate synthetase, Gp4G synthetase, GTP-GTP guanylyltransferase, guanosine triphosphate-guanose triphosphate guanylyltransferase, guanylyltransferase, guanosine triphosphate, More, synthetase, diguanosine tetraphosphate

ECTree

     2 Transferases
         2.7 Transferring phosphorus-containing groups
             2.7.7 Nucleotidyltransferases
                2.7.7.45 guanosine-triphosphate guanylyltransferase

Temperature Stability

Temperature Stability on EC 2.7.7.45 - guanosine-triphosphate guanylyltransferase

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TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
85
-
5 min: stable at alkaline conditions of 0.15 M NaOH, 79.1% of maximal activity at pH 7.5, 1% of maximal activity at acidic conditions of 0.15 M HCl