1.2.1.19 alanine metabolism alanine metabolism - - 1.2.1.19 Arginine and proline metabolism - 00330 - 1.2.1.19 beta-Alanine metabolism - 00410 - 1.2.1.19 L-lysine degradation I - - PWY0-461 1.2.1.19 L-lysine degradation X - - PWY-6328 1.2.1.19 Lysine degradation - 00310 - 1.2.1.19 Metabolic pathways - 01100 - 1.2.1.19 Microbial metabolism in diverse environments - 01120 - 1.2.1.19 putrescine degradation I - - PUTDEG-PWY 1.2.1.19 putrescine degradation IV - - PWY-2