CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 114.6080 30.8870 18.9630 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > 1t4Yc70fjJ0lm6IMubbIzA > 2025-07-03 07:10:02 > 0.9.12 > ligand > pdb-bcif > 1sl6 > atom_site > {"label_asym_id":"HA","auth_seq_id":2} > 9 > 8 > 20 > 256 > 0 > 1 $$$$