All identified mutations were traced in dbSNP with the following reference SNP ID numbers: rs184950120 (MKRN3:g.+13C>T), rs188505875 (MKRN3:g.-166G>A), rs139233681 (MKRN3:g.-865G>A), and rs74005577 (MKRN3:g.-886C>T) but they have never been linked with CPP. The gene discussed is MKRN3; the disease is central precocious puberty.