CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -21.2080 -14.8010 32.4000 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > x2gjLE4KcFAZUeCrLNi5aw > 2025-07-06 12:22:17 > 0.9.12 > ligand > pdb-bcif > 4p99 > atom_site > {"label_asym_id":"KA","auth_seq_id":533} > 24 > 23 > 13 > 244 > 0 > 1 $$$$