Polycystic ovary syndrome is a hormonal imbalance in women which can cause problems with the menstrual cycle and pregnancy. The genetics with PCOS is not fully understood but early diagnosis and treatment can prevent the long-term effects. There are proteins that are involved in PCOS an there are 43 proteins that are responsible for PCOS which is shown in the image above. People who have PCOS can have high levels of androgen as well as small cysts on their ovaries and can get missed or irregular periods. Each of these proteins can are located on a different locus and chromosome.