Main Reaction: 4-hydroxybutyrate >> 4-hydroxybutyryl-coenzyme A

Reference: PubMed ID: 19411323
Authors: Ramos-Vera WH, Berg IA, Fuchs G
Title: Autotrophic carbon dioxide assimilation in Thermoproteales revisited.
Published: 2009 Jul

4-hydroxybutyrate --> 4-hydroxybutyryl-coenzyme A