CU ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 167.0570 124.5560 155.4870 CU 0 2 0 0 0 0 0 0 0 0 0 0 M END > z6ZbjDxUYHAizCQ0hsjZdA > 2025-07-12 22:29:11 > 0.9.12 > ligand > pdb-bcif > 8sr4 > atom_site > {"label_asym_id":"M","auth_seq_id":501} > 29 > 16 > 61 > 294 > 0 > 1 $$$$