Fanconi Anemia, Complementation Group U, also known as fanconi anemia complementation group u, is related to fanconi anemia, complementation group l and amed syndrome, digenic. An important gene associated with Fanconi Anemia, Complementation Group U is XRCC2 (X-Ray Repair Cross Complementing 2), and among its related pathways/superpathways are Cytokine Signaling in Immune system and Antiviral mechanism by IFN-stimulated genes. Affiliated tissues include bone marrow and bone, and related phenotypes are microcephaly and growth delay