CA ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 8.8000 -23.6650 -17.8080 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > nd4Rt3vVCoQ8VhIRxOBWBQ > 2024-07-26 23:36:29 > 0.9.11 > ligand > pdb-bcif > 4k1c > atom_site > {"label_asym_id":"Z","auth_seq_id":503} > 6 > 44 > 24 > 313 > 0 > 1 $$$$