ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 0.6690 -21.7560 31.5330 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > BTBkx5XbMlDZUAxTKFmoAQ > 2025-07-12 13:12:54 > 0.9.12 > ligand > pdb-bcif > 4guo > atom_site > {"label_asym_id":"S","auth_seq_id":401} > 111 > 21 > 48 > 319 > 0 > 1 $$$$