CA ModelServer 0.9.11 1 0 0 0 0 0 0 0 0 0 0 32.4060 109.9130 55.9030 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > r-EAIdzXtWSkzGLGzM3Yuw > 2024-06-12 04:16:24 > 0.9.11 > ligand > pdb-bcif > 5s4n > atom_site > {"label_asym_id":"I","auth_seq_id":503} > 13 > 51 > 22 > 266 > 0 > 1 $$$$