title: A coupled optical enzyme assay phosphopentomutase.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D004926:Escherichia coli / Q000201:enzymology; D010770:Phosphotransferases / Q000302:isolation & purification*; D012267:Ribosemonophosphates / Q000096:biosynthesis; D013053:Spectrophotometry
chemical_list: D012267:Ribosemonophosphates; D010770:Phosphotransferases; C022375:phosphopentomutase