NA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 5.6730 -12.8600 30.3030 NA 0 3 0 0 0 0 0 0 0 0 0 0 M END > H5idHiXlpP46zzaDYUExMQ > 2025-06-30 23:04:27 > 0.9.12 > ligand > pdb-bcif > 1k21 > atom_site > {"label_asym_id":"E","auth_seq_id":391} > 7 > 21 > 3 > 255 > 0 > 1 $$$$