Main Reaction: Glutamine + 2 ATP + HCO3- >> carbamylphosphate

Reference: PubMed ID: 192191
Authors: Wild JR, Belser WL
Title: Pyrimidine biosynthesis in Serratia marcescens: a possible role for nonsequential enzyme interactions in mimicking coordinate gene expression.
Published: 1977 Feb

Glutamine + 2 ATP + HCO3- --> carbamylphosphate