target,target_id,target_uniprot,target_species,ligand,ligand_id,ligand_species,ligand_pubchem_cid,smiles,inchi,inchikey,type,action,action_comment,endogenous,primary_target,concentration_range,affinity_parameter,affinity_high,affinity_median,affinity_low,original_affinity_units,original_affinity_low_nm,original_affinity_median_nm,original_affinity_high_nm,original_affinity_relation,assay_description,receptor_site,ligand_context,pubmed_id CD80,2744,P33681,Human,abatacept,6891,,,,,,Fusion protein,Inhibition,,,yes,,pKd,,7.92,,Kd,,12.0,,~,Measuring binding of 125I-labeled B7Ig fusion protein to immobilized abatacept.,,,23899231|1714933, CD80,2744,P33681,Human,belatacept,6892,,,,,,Fusion protein,Inhibition,,,yes,,,,,,,,,,=,IC50= 0.009µg/mL,,,19300198,