ACT ModelServer 0.9.12 4 3 0 0 0 0 0 0 0 0 0 50.2850 18.2810 44.4710 C 0 0 0 0 0 0 0 0 0 0 0 0 49.6110 17.1400 44.6880 O 0 0 0 0 0 0 0 0 0 0 0 0 51.4780 18.3350 44.6920 O 0 5 0 0 0 0 0 0 0 0 0 0 49.5600 19.4920 43.9470 C 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 0 0 0 0 1 3 1 0 0 0 0 1 4 1 0 0 0 0 M END > BRX2irKAZSANnueZMxNH4Q > 2025-06-14 19:44:46 > 0.9.12 > ligand > pdb-bcif > 2fkn > atom_site > {"label_asym_id":"K","auth_seq_id":553} > 62 > 8 > 55 > 356 > 0 > 4 $$$$