The Pathway Ontology (PW), is currently being developed at the Rat Genome Database. For more information about this vocabulary, please see Petri et al. The rat genome database pathway portal. Database (Oxford). 2011 Apr 8;2011:bar010. Print 2011 or contact us (http://rgd.mcw.edu/contact/index.shtml).
Those metabolic reactions involved in the oxidation of phytanic acid, a branched chain fatty acid. Phytanic acid alpha-oxidation in the peroxisome results in pristanic acid, which can then follow a beta degradation pathway.