CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 4.0230 45.0150 45.4760 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > QEWvBXkxGHrOb5GvqsJ15g > 2025-07-14 12:51:22 > 0.9.12 > ligand > pdb-bcif > 1n7s > atom_site > {"label_asym_id":"H","auth_seq_id":503} > 7 > 8 > 4 > 339 > 0 > 1 $$$$