UNX ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 62.7480 32.9620 28.9070 X 0 0 0 0 0 0 0 0 0 0 0 0 M END > pMcpAxtSAFJL5eHmNb3T2A > 2025-07-12 14:27:49 > 0.9.12 > ligand > pdb-bcif > 2a4k > atom_site > {"label_asym_id":"Z","auth_seq_id":272} > 7 > 7 > 4 > 286 > 0 > 1 $$$$