May play an important role in inflammation and regeneration of skeletal muscle . Essential for embryonic development (By similarity).
Has chemotactic response in monocytes, neutrophils and lymphocytes . Binds CCR4 .
Subcellular locations: Secreted
Subcellular locations: Membrane
Subcellular locations: Membrane
Isoform 1, isoform 2, isoform 3 and isoform 4 have highest expression levels in adult spleen, lung, testis, ovary, peripheral blood leukocyte, placenta, pancreas, and in fetal brain, skeletal muscle, thymus and heart. Lower expression levels in adult skeletal muscle, liver, thymus colon, prostate and fetal spleen and liver.