RESIDUE 0QZ 14 CONECT N 3 C1 H H2 CONECT C1 4 N CA H11 H12 CONECT CA 4 C1 C OB HA CONECT C 3 CA O OXT CONECT O 1 C CONECT OB 2 CA HOB CONECT H 1 N CONECT H11 1 C1 CONECT H12 1 C1 CONECT HA 1 CA CONECT HOB 1 OB CONECT H2 1 N CONECT OXT 2 C HXT CONECT HXT 1 OXT END HET 0QZ 14 HETSYN 0QZ (2R)-3-amino-2-hydroxypropanoic acid HETNAM 0QZ D-Isoserine FORMUL 0QZ C3 H7 N O3