RESIDUE LE1 20 CONECT O 1 C CONECT C 3 O CA OXT CONECT CA 4 C N CB HA CONECT N 3 CA H H2 CONECT CB 4 CA C9 C8 SG CONECT C9 4 CB H9 H9A H9B CONECT C8 4 CB H8 H8A H8B CONECT SG 2 CB HSG CONECT OXT 2 C HXT CONECT HA 1 CA CONECT H 1 N CONECT H2 1 N CONECT H9 1 C9 CONECT H9A 1 C9 CONECT H9B 1 C9 CONECT H8 1 C8 CONECT H8A 1 C8 CONECT H8B 1 C8 CONECT HSG 1 SG CONECT HXT 1 OXT END HET LE1 20 HETSYN LE1 L-LE1ICILLAMINE; L-Penicillamine HETNAM LE1 3-sulfanyl-L-valine FORMUL LE1 C5 H11 N O2 S