Main Reaction: 4'-phosphopantothenate >> 4'-phosphopantothenoylcysteine

Reference: PubMed ID: 11976313
Authors: Rubio A, Downs DM
Title: Elevated levels of ketopantoate hydroxymethyltransferase (PanB) lead to a physiologically significant coenzyme A elevation in Salmonella enterica serovar Typhimurium.
Published: 2002 May

4'-phosphopantothenate --> 4'-phosphopantothenoylcysteine