U1 ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 18.0090 -4.3240 17.2970 U 0 0 0 0 0 0 0 0 0 0 0 0 M END > pA1-2T8mLTOrdqq4LfdDnA > 2025-07-01 03:19:50 > 0.9.12 > ligand > pdb-bcif > 1b2h > atom_site > {"label_asym_id":"F","auth_seq_id":521} > 21 > 9 > 6 > 297 > 0 > 1 $$$$