The expression of ACTB, ACTG1, ACTN4, ACTR2, ACTR3, ANLN, AP2A1, ARPC4, CAPZA2, CAPZB, CFL1, CLTA, CLTB, CORO1B, CORO1C, DAB2, DBN1, EPS15, FLNA, FLNB, INF2, IQGAP1, LIMA1, MYH9, MYO18A, MYO5A, SPTAN1, SPTBN1, SVIL, SYNPO, TMOD3, TPM1, and WDR1 were significantly increased in PAAD tissue (P < 0.05) (Supplementary File 3). The gene discussed is ACTN4; the disease is pancreatic adenocarcinoma.