MAD2L2Mitotic spindle assembly checkpoint protein MAD2B is a protein that in humans is encoded by the MAD2L2 gene.FunctionMAD2L2 is a component of the mitotic spindle assembly checkpoint that prevents the onset of anaphase until all chromosomes are properly aligned at the metaphase plate. MAD2L2 is a homolog of MAD2L1.InteractionsMAD2L2 has been shown to interact with: ADAM9, MAD2L1, REV1, and REV3L.