Interleukin-2

**Semantic type:** Amino Acid, Peptide, or Protein|Immunologic Factor

**Definition:** Interleukin-2 (153 aa, ~18 kDa) is encoded by the human IL2 gene. This protein is involved in T-cell proliferation, leukocyte stimulation and immune responses.

**Synonyms:** - ETAF - Epidermal Thymocyte Activating Factor - IL-2 - IL2 - IL2 Protein - Interleukin 2 - Interleukin 2 Precursor - Interleukin II - Lymphocyte Mitogenic Factor - Mitogenic Factor - Ro-236019 - T Cell Growth Factor - T-Cell Growth Factor - TCGF - TSF - Thymocyte Stimulating Factor - hIL-2