CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 127.6850 82.8980 49.6410 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > -tbczebJhk69tp7tu0c5Zw > 2025-07-08 22:08:02 > 0.9.12 > ligand > pdb-bcif > 1usr > atom_site > {"label_asym_id":"J","auth_seq_id":1573} > 67 > 10 > 21 > 407 > 0 > 1 $$$$