CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 -3.1440 23.5840 30.1470 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > E0qnMixXE0OGsgX4n497CQ > 2025-07-15 21:06:05 > 0.9.12 > ligand > pdb-bcif > 2r28 > atom_site > {"label_asym_id":"L","auth_seq_id":1004} > 6 > 7 > 4 > 262 > 0 > 1 $$$$