CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 101.2800 3.0170 44.6460 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > H90qrVNyOxfGJWPbJwNhnw > 2025-07-04 02:58:52 > 0.9.12 > ligand > pdb-bcif > 1g20 > atom_site > {"label_asym_id":"O","auth_seq_id":524} > 15 > 8 > 42 > 257 > 0 > 1 $$$$