CA ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 26.5830 46.7580 43.3420 CA 0 2 0 0 0 0 0 0 0 0 0 0 M END > b-rEACgFDmZaArHvlAsKUg > 2025-04-19 03:42:10 > 0.9.12 > ligand > pdb-bcif > 5k31 > atom_site > {"label_asym_id":"T","auth_seq_id":301} > 90 > 23 > 24 > 281 > 0 > 1 $$$$