CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 24.0110 12.8280 34.9700 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > Q5iqsDS9f0fKOq3QVXZqxg > 2025-07-02 05:58:44 > 0.9.12 > ligand > pdb-bcif > 4a4b > atom_site > {"label_asym_id":"F","auth_seq_id":1438} > 75 > 9 > 4 > 307 > 0 > 1 $$$$