Chemokine Receptors Dendrogram

The following is a dendrogram showing the amount of protein sequences similarity among all known human chemokine receptors.

Reference: T. S. Olson and K. Ley. Chemokines and chemokine receptors in leukocyte trafficking. American Journal of Physiology - Regulatory Integrative & Comparative Physiology 283 (1):R7-R28, 2002