CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -11.5540 -16.6200 5.5320 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > yV1Y1Qe-NpLWSGqHn8O6HA > 2025-07-03 19:00:50 > 0.9.12 > ligand > pdb-bcif > 4p99 > atom_site > {"label_asym_id":"S","auth_seq_id":515} > 31 > 13 > 16 > 301 > 0 > 1 $$$$