CA ModelServer 0.9.9 1 0 0 0 0 0 0 0 0 0 0 6.8540 20.3000 2.5080 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > jzG2fVRORGJNoRgeKkLR5Q > 2023-01-31 13:20:37 > 0.9.9 > ligand > pdb-bcif > 1xkb > atom_site > {"label_asym_id":"F","auth_seq_id":503} > 5 > 52 > 12 > 210 > 0 > 1 $$$$