TY - RPRT TI - In vitro system for molybdopterin biosynthesis. AU - M E Johnson AU - K V Rajagopalan PY - 1987 DO - 10.1128/jb.169.1.110-116.1987 UR - https://pubmed.ncbi.nlm.nih.gov/3539912/ ID - 3539912 ER -