CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 23.2220 64.0360 49.4250 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > PjFP0Ch1SlBtSUvRfnAZFQ > 2025-07-15 07:59:47 > 0.9.12 > ligand > pdb-bcif > 4dk7 > atom_site > {"label_asym_id":"I","auth_seq_id":505} > 57 > 7 > 5 > 271 > 0 > 1 $$$$