PKIA and breast cancer: Intriguingly, 6 nearby coding genes corresponding to downregulated AL928768.3 were all downregulated, which displayed its positive regulatory role at transcriptional level; whereas, 3 coding genes IL7, PKIA and ZC2HC1 neighbouring downregulated RP11-79H23.3A were all upregulated, suggesting RP11-79H23.3A has a tumor suppressor function in BC.