CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -6.6960 38.1110 50.2850 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > zfYezXeBvpNiNSeJCG2khA > 2025-07-02 21:09:30 > 0.9.12 > ligand > pdb-bcif > 1k9i > atom_site > {"label_asym_id":"AA","auth_seq_id":703} > 55 > 8 > 23 > 306 > 0 > 1 $$$$