Reaction catalyzed by phosphopantothenate-cysteine ligase (CTP) (6.3.2.5)
+
+
=
+
+
CTP
+
(R)-4'-phosphopantothenate
+
L-cysteine
=
CMP
+
diphosphate
+
N-[(R)-4'-phosphopantothenoyl]-L-cysteine
