Interleukin-1 Receptor Antagonist Protein

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Interleukin-1 receptor antagonist protein (177 aa, ~20 kDa) is encoded by the human IL1RN gene. This protein is involved in the inhibition of the interaction between interleukin-1 and its receptor.

**Synonyms:** - ICIL-1RA - IL-1RN - IL-1ra - IL1 Inhibitor - IL1RN - IRAP - Intracellular IL-1 Receptor Antagonist Type II - Intracellular Interleukin-1 Receptor Antagonist