Main Reaction: D-arabino-3-hexulose-6-phosphate (Hu6P) >> ribulose 5-phosphate + HCHO

Reference: PubMed ID: 16788179
Authors: Orita I, Sato T, Yurimoto H, Kato N, Atomi H, Imanaka T, Sakai Y
Title: The ribulose monophosphate pathway substitutes for the missing pentose phosphate pathway in the archaeon Thermococcus kodakaraensis.
Published: 2006 Jul

D-arabino-3-hexulose-6-phosphate (Hu6P) --> ribulose 5-phosphate + HCHO