CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 4.7610 -3.4430 50.0810 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > tU8Yd-UWipgR8txiznokLA > 2025-07-13 21:20:12 > 0.9.12 > ligand > pdb-bcif > 7p73 > atom_site > {"label_asym_id":"E","auth_seq_id":503} > 74 > 181 > 51 > 335 > 0 > 1 $$$$