6.2.1.7 bile acid 7alpha-dehydroxylation - - PWY-7754 6.2.1.7 bile acid 7beta-dehydroxylation - - PWY-8134 6.2.1.7 bile acid biosynthesis, neutral pathway - - PWY-6061 6.2.1.7 bile acid biosynthesis, neutral pathway bile acid biosynthesis, neutral pathway - - 6.2.1.7 Metabolic pathways - 01100 - 6.2.1.7 Primary bile acid biosynthesis - 00120 - 6.2.1.7 Secondary bile acid biosynthesis - 00121 -