NCIt definition : Human WAS wild-type allele is located within Xp11.4-p11.21 and is approximately 8
kb in length. This allele, which encodes actin nucleation-promoting factor WAS protein,
plays a role in actin cytoskeletal organization. Mutations in this gene are the cause
of Wiskott-Aldrich syndrome an X-linked disease characterized by eczema, immune deficiencies
and thrombocytopenia.;