YT3 ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 26.0740 25.1980 54.1340 Y 0 1 0 0 0 0 0 0 0 0 0 0 M END > o4k4qTvB8LjWBoOrihDORA > 2025-07-07 19:00:02 > 0.9.12 > ligand > pdb-bcif > 1st4 > atom_site > {"label_asym_id":"F","auth_seq_id":503} > 8 > 7 > 7 > 348 > 0 > 1 $$$$