K ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 5.5780 -0.2930 0.2440 K 0 3 0 0 0 0 0 0 0 0 0 0 M END > gBenKk1fnzjPUSRnuGyLJA > 2024-04-28 05:57:10 > 0.9.11 > ligand > pdb-bcif > 4ek1 > atom_site > {"label_asym_id":"E","auth_seq_id":503} > 5 > 44 > 22 > 336 > 0 > 1 $$$$