CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 45.3410 2.1280 23.7630 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > P0EcTA70SG-Cnu9Wssi1lg > 2025-07-16 15:12:25 > 0.9.12 > ligand > pdb-bcif > 3qrb > atom_site > {"label_asym_id":"C","auth_seq_id":301} > 63 > 16 > 42 > 283 > 0 > 1 $$$$