phosphopantothenate-cysteine ligase (CTP) EC#: 6.3.2.5; ChemWhat Code: 1383719

Product Name phosphopantothenate-cysteine ligase (CTP)
Example Structure Example Structure of phosphopantothenate-cysteine ligase (CTP) EC#: 6.3.2.5
Synonyms 4¡¯-phosphopantothenoylcysteine synthetase, CoaB, CoaBC, coupling enzyme, Dfp, pantothenate 4?-phosphate:L-cysteine ligase, phosphopantothenate-cysteine ligase, phosphopantothenoyl-cysteine ligase, phosphopantothenoylcysteine synthetase, PPC synthase, PPC synthetase, PPC-S, PPCS, synthetase, phosphopantothenoylcysteine
EC Number 6.3.2.5
CAS Registry Number 9023-50-1
Comments A key enzyme in the production of coenzyme A. The bacterial enzyme requires CTP, in contrast to the eukaryotic enzyme, EC?6.3.2.51, which requires ATP. Cysteine can be replaced by some of its derivatives.
Cofactor
History
Reactions Ctp + (R)-4′-phosphopantothenate + L-cysteine = cmp + diphosphate + N-((R)-4′-phosphopantothenoyl)-L-cysteine.

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