CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 43.9160 35.1720 -8.1240 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > 1RFITn8HTmDm-E_kluaTdQ > 2025-07-07 01:02:54 > 0.9.12 > ligand > pdb-bcif > 4q5u > atom_site > {"label_asym_id":"E","auth_seq_id":203} > 69 > 7 > 2 > 310 > 0 > 1 $$$$