CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 43.4810 -36.5950 -33.2870 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > 9PPz-0-qnrFnTWUXDj4ciA > 2025-07-08 06:21:02 > 0.9.12 > ligand > pdb-bcif > 4kpn > atom_site > {"label_asym_id":"M","auth_seq_id":400} > 136 > 12 > 23 > 307 > 0 > 1 $$$$