In this study, we examined the associations between polymorphisms in GP6 (rs1671152), PEAR1A (rs12566888), MRVI1 (rs7940646), PIK3CG (rs342286), JMJD1C (rs10761741), and SHH (rs2363910) and unstable angina. Here, JMJD1C is linked to angina unstable.