MCP1 is the symbol for the human gene, Chemokine (C-C motif) ligand 2. Other names include: C-C motif chemokine 2; HC11; Monocyte chemoattractant protein 1; Monocyte chemotactic and activating factor; MCAF; Monocyte chemotactic protein 1; MCP-1; Monocyte secretory protein JE; Small-inducible cytokine A2; monocyte chemotactic protein 1, homologous to mouse Sig-je; monocyte chemoattractant protein-1; small inducible cytokine subfamily A (Cys-Cys), member 2; GDCF-2; HSMCR30; MCP1; SCYA2; SMC-CF. The encoded protein has an amino acid length of 99 and a mass of 11.0 kDa. MCP1 is a member of the Intercrine beta (chemokine CC) family. This gene shares homology with other species, including: Mouse, Rat.