TABLE 1.

Human and murine IFN-α/β

IFN subclassNo. of genes (pseudogenes) in humanNo. of genes (pseudogenes) in mouse
IFN-αa13 (1)14 (3)
IFN-β1 (0)1 (0)
IFN-ω1 (6)
Limitinb?
IFN-κ1 (0)1 (0)
IFN-ε1 (0)1 (0)
  • a Two human IFN-α genes (IFN-α1 and IFN-α13) code for identical proteins.

  • b The actual number of limitin genes in the mouse genome is unknown.