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. 2023 May 5;24(9):8290. doi: 10.3390/ijms24098290

Table 1.

Summary of some of the most relevant cytopathic effects on each organelle that have been empirically described in SARS-CoV-2 infected cells or in cell lines transduced with viral proteins, as well as their corresponding molecular interactions described.

Organelle Cytopathic Manifestation(s) Affected Host Protein(s) Responsible SARS-CoV-2 Protein(s) References
Mitochondria Alteration of IFN-I responses TOM70 ORF9b protein [39]
Dysregulating host antioxidant defense SIRT1 Nsp14 protein [33,41]
Endoplasmic reticulum ER stress response, inhibition of IFN-β IRE1 ORF8, S, E, M proteins [45,74]
Golgi Apparatus Golgi fragmentation GRASP55, TGN46 S, M, E, nsp15, ORF3a proteins [66,68]
Cytoskeleton Cytoskeleton remodeling Proteins of the MTOC S protein [66,89]
Ciliary dysfunction CUL2 complex ORF10 protein [101]
Cell membrane Inhibition of immune synapse T cell receptor S protein [106]
Nucleus Inhibition of transcription factor entry into the nucleus Transcription factors (such as STAT) ORF6, ORF3b proteins [116]
Inhibition of the transcription of IFN-stimulated genes STAT, IRF3 ORF6, ORF3b, N, nsp12 proteins [114,116]
Inhibition of host mRNA export from the nucleus NXF1 nsp1 protein [119]