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. 2012 Mar;167(3):391–404. doi: 10.1111/j.1365-2249.2011.04533.x

Fig. 2.

Fig. 2

Pathogenesis deficiency of the interleukin (IL)-1 receptor antagonist (DIRA) and deficiency of the IL-thirty-three receptor antagonist (DITRA). Blockade of IL-1 signalling by IL-1 receptor antagonist. IL-1 receptor antagonist competes with IL-1 for binding to the IL-1 receptor preventing recruitment of the IL-1 accessory protein and downstream signalling.