NA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 18.4020 -15.4540 37.8630 NA 0 3 0 0 0 0 0 0 0 0 0 0 M END > kwYl4ZYboeb6GWhXM9rHdA > 2025-07-16 15:16:29 > 0.9.12 > ligand > pdb-bcif > 1k21 > atom_site > {"label_asym_id":"F","auth_seq_id":392} > 63 > 8 > 4 > 354 > 0 > 1 $$$$