RESIDUE A8E 17 CONECT O 1 C CONECT C 3 O OXT CA CONECT N 3 CA HN HNA CONECT OXT 2 C HXT CONECT BR 1 CG CONECT CA 4 C N CB HA CONECT CB 4 CA CG HB HBA CONECT CG 3 BR CB CD1 CONECT CD1 3 CG HD1 HD1A CONECT HN 1 N CONECT HNA 1 N CONECT HXT 1 OXT CONECT HA 1 CA CONECT HB 1 CB CONECT HBA 1 CB CONECT HD1 1 CD1 CONECT HD1A 1 CD1 END HET A8E 17 HETNAM A8E (2S)-2-amino-4-bromopent-4-enoic acid FORMUL A8E C5 H8 Br1 N1 O2