CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 37.8240 12.6660 -9.6590 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > -qK-U3D4J_GKrKB9n-eBKw > 2025-07-08 20:33:33 > 0.9.12 > ligand > pdb-bcif > 2k61 > atom_site > {"label_asym_id":"C","auth_seq_id":503} > 67 > 11 > 4 > 314 > 1 > 1 $$$$