6.3.2.5 CMP + diphosphate + N-[(R)-4'-phosphopantothenoyl]-L-cysteine - 6.3.2.5 CTP + (R)-4'-phosphopantothenate + L-Cys Brown´s pathway of CoA synthesis 6.3.2.5 CTP + (R)-4'-phosphopantothenate + L-cysteine - 6.3.2.5 CTP + (R)-4'-phosphopantothenate + L-cysteine the enzyme is required for various processes that occur during oogenesis including chorion patterning, e.g. for F-actin remodeling during cytoplasmic dumping, overview