CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 20.1550 -15.7370 15.3380 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > 9a8vNUgkEAphyD7FqB4qeA > 2025-07-01 03:10:48 > 0.9.12 > ligand > pdb-bcif > 4pn2 > atom_site > {"label_asym_id":"C","auth_seq_id":401} > 17 > 12 > 7 > 286 > 0 > 1 $$$$