CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 27.5270 345.6930 -21.8080 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > 5RkDydksDwNiu74-6aBHEw > 2025-07-07 05:04:56 > 0.9.12 > ligand > pdb-bcif > 3fcu > atom_site > {"label_asym_id":"IA","auth_seq_id":2005} > 16 > 13 > 49 > 330 > 0 > 1 $$$$