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Fig. 4 | Journal of Biomedical Science

Fig. 4

From: Early innate immune response triggered by the human respiratory syncytial virus and its regulation by ubiquitination/deubiquitination processes

Fig. 4

HRSV NS1-mediated STAT2 ubiquitination and degradation. NS1, and maybe NS2, form an E3 ligase complex with elongin C and cullin 2 that ubiquitinates STAT2 through K48 linkages. This modification labels STAT2 for proteasomal degradation, thus inhibiting IFN signaling. A “U” inside a green circle depicts ubiquitin residues

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