2.9.1.1 Aminoacyl-tRNA biosynthesis - 00970 - 2.9.1.1 L-selenocysteine biosynthesis I (bacteria) - - PWY0-901 2.9.1.1 Metabolic pathways - 01100 - 2.9.1.1 Selenocompound metabolism - 00450 - 2.9.1.1 selenocysteine biosynthesis selenocysteine biosynthesis - -