YB ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 3.8110 51.9840 63.6860 YB 0 1 0 0 0 0 0 0 0 0 0 0 M END > IJMIGrHY58ANiux5XNCkSw > 2025-07-06 09:18:14 > 0.9.12 > ligand > pdb-bcif > 1sk6 > atom_site > {"label_asym_id":"U","auth_seq_id":903} > 11 > 7 > 22 > 229 > 0 > 1 $$$$