1.1.1.51 androgen and estrogen metabolism androgen and estrogen metabolism - - 1.1.1.51 Metabolic pathways - 01100 - 1.1.1.51 Microbial metabolism in diverse environments - 01120 - 1.1.1.51 Steroid degradation - 00984 - 1.1.1.51 Steroid hormone biosynthesis - 00140 - 1.1.1.51 testosterone and androsterone degradation to androstendione (aerobic) - - PWY-6943