Andrew J Li et al.
Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology, 14(12), 2919-2922 (2005-12-21)
The androgen receptor (AR) harbors a polymorphic CAG repeat sequence in exon 1, coding for a polyglutamine tract whose length inversely correlates with AR transactivation function. AIB1, an AR coactivator, expresses a similar polymorphic glutamine sequence within the carboxyl-terminal coding