CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 20.4520 19.9640 31.8020 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > ibHf82lfMRK3q_iQwz0M4Q > 2025-07-07 16:45:44 > 0.9.12 > ligand > pdb-bcif > 1rpk > atom_site > {"label_asym_id":"E","auth_seq_id":500} > 63 > 7 > 5 > 275 > 0 > 1 $$$$