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 Fc fragment of IgA receptor,2991,P24071,Human,BsAb (CD89-CD20),9833,,,,,,Antibody,Binding,,,yes,,pKd,,8.49,,Kd,,3.25,,=,FACS analysis of antibody binding to CD89-positive PMN cells.,,,29296544,