title: Incorporation of (2RS,3S)-(4-13S)valine into cephalosporin C.
mesh_terms: D000164:Acremonium / Q000378:metabolism*; D002511:Cephalosporins / Q000096:biosynthesis*; D014633:Valine / Q000378:metabolism*
chemical_list: D002511:Cephalosporins; D014633:Valine