CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 17.2900 38.2030 14.1560 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > IjT2U3CdceUR2avs8L2Cjw > 2025-07-14 23:50:54 > 0.9.12 > ligand > pdb-bcif > 4ak7 > atom_site > {"label_asym_id":"D","auth_seq_id":1403} > 9 > 7 > 8 > 322 > 0 > 1 $$$$