ATXN2 and infection: Acts as novel_324 adsorbate, the low expression of novel_circ_0002055 can hardly weaken the inhibition of novel_324 on transcription factors mafB, ataxin-2, SH3 and cysteine-rich domain-containing protein 2 (stac2), and cell adhesion molecule 3 (cam3) at 24 h post-infection.