6.3.5.9: hydrogenobyrinic acid a,c-diamide synthase (glutamine-hydrolysing)
This is an abbreviated version!
For detailed information about hydrogenobyrinic acid a,c-diamide synthase (glutamine-hydrolysing), go to the full flat file.
Reaction
2 ATP + + 2 L-glutamine + 2 H2O = + 2 phosphate + + 2 L-glutamate
Synonyms
CbiA, cobalamin biosynthesis aminotransferase, CobB, cobyric acid synthase, cobyrinic acid a,c-diamide synthase, new NaMN:Me2Bza phosphoribosyltransferase enzyme
ECTree
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Storage Stability
Storage Stability on EC 6.3.5.9 - hydrogenobyrinic acid a,c-diamide synthase (glutamine-hydrolysing)
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-20°C, 0.1 M Tris hydrochloride, pH 7.5, 100% activity is lost after 48 h
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-20°C, enzyme can be stored in the eluate from purification step v without detectable loss of activity
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0°C, 0.1 M Tris hydrochloride, pH 7.5, 100% activity is lost after 48 h
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