A hydrolase complex that converts 5-hydroxyisourate (HIU) to 2-oxo-4-hydroxy-4-carboxy-5-ureidoimidazoline. This is the second step of the three-step enzymatic reaction that degrades uric acid to (S)-allantoin. [ http://www.ncbi.nlm.nih.gov/pubmed/21795808 GOC:bhm ]
This is just here as a test because I lose it