The expression of Dipeptidyl peptidase-4 was downregulated in AIS patients (p = 0.032) [26] and finally, muscle-related proteins AIM1L, SOX2, WDR7, and DNM3 were downregulated in the AIS population while ACTA1, TMP2, ILK, PKM, TLN1, CTTN, CALM1, TPM1, TPM3, TPM4, CALR, VCL, MYLK, MYL6, MYL12A, FLNA, WDR1, and ENO3 were upregulated. The gene discussed is DPP4; the disease is androgen insensitivity syndrome.