SEARCH Articles Figures Tables Agonistic and Antagonistic Activities of Viral Chemokine Ligands Chemokine ligand Chemokine receptors ligand structure Chemokine small-molecule ligands Chemokines ligand structure Chemokines receptor-ligand interactions Leukocyte trafficking chemokine ligands Nomenclature System for Chemokine Ligands and Receptors Structural Determinants of Ligand Binding and Receptor Activation by CC Chemokines The Chemokine Supergene Families of Ligands and Receptors