Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/3G1F 3G1F: Crystal structure of orotidine 5'-monophosphate decarboxylase from Methanobacterium... Orotidine 5'-phosphate decarboxylase5,6-dihydroorotidine 5'-monophosphate crystal structure decarboxylase