CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 17.7180 -58.1230 -77.1430 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > k2kLcatWSnF2UYh1MM6elg > 2025-07-01 14:21:50 > 0.9.12 > ligand > pdb-bcif > 5kj7 > atom_site > {"label_asym_id":"U","auth_seq_id":504} > 124 > 142 > 73 > 301 > 0 > 1 $$$$