RESIDUE 2R3 28 CONECT N 3 CA H H2 CONECT CA 4 N C CB HA CONECT C 3 CA O OXT CONECT O 1 C CONECT CB 4 CA OB CG H63 CONECT OB 2 CB H64 CONECT CG 3 CB CD2 CD1 CONECT CD2 3 CG CE2 H65 CONECT CD1 3 CG CE1 H66 CONECT CE2 3 CD2 CZ H1 CONECT CE1 3 CD1 CZ H67 CONECT CZ 3 CE2 CE1 OH CONECT OH 2 CZ CO CONECT CO 4 OH H68 H69 H70 CONECT H 1 N CONECT HA 1 CA CONECT H63 1 CB CONECT H64 1 OB CONECT H65 1 CD2 CONECT H66 1 CD1 CONECT H67 1 CE1 CONECT H68 1 CO CONECT H69 1 CO CONECT H70 1 CO CONECT OXT 2 C HXT CONECT HXT 1 OXT CONECT H2 1 N CONECT H1 1 CE2 END HET 2R3 28 HETNAM 2R3 (betaR)-beta-hydroxy-O-methyl-L-tyrosine FORMUL 2R3 C10 H13 N O4