RESIDUE 0W6 19 CONECT N 3 CA H H2 CONECT CA 4 N C16 C17 HA CONECT C16 4 CA H12 H13 H14 CONECT C17 4 CA C18 H15 H16 CONECT C18 4 C17 C H17 H18 CONECT C 3 C18 O OXT CONECT O 1 C CONECT H 1 N CONECT HA 1 CA CONECT H12 1 C16 CONECT H13 1 C16 CONECT H14 1 C16 CONECT H15 1 C17 CONECT H16 1 C17 CONECT H17 1 C18 CONECT H18 1 C18 CONECT OXT 2 C HXT CONECT HXT 1 OXT CONECT H2 1 N END HET 0W6 19 HETSYN 0W6 (2E,4S)-4-aminopent-2-enoic acid, Bound form HETNAM 0W6 (4S)-4-aminopentanoic acid FORMUL 0W6 C5 H11 N O2