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. 2020 Jul 31;21(15):5481. doi: 10.3390/ijms21155481

Table 1.

Overview on tyrosine phosphatases involved in controlling inflammasome activation.

Tyrosine Phosphatase Target Effect on Inflammasome Activation Reference
PTPN22 NLRP3 Tyr861 De-phosphorylates NLRP3 to allow efficient inflammasome activation [55,64]
PTPN2 JNK, Syk Inhibits JNK/Syk mediated ASC phosphorylation and subsequent ASC speck formation [114]
PTPN11 (SHP2) ANT-1 in mitochondrial wall Inhibits excessive NLRP3 activation via enhancing mitochondrial stability/preventing mitochondrial cell wall damage [124,128]
PTP-S2 p53 Dephosphorylates p53 and thereby reduces its stability to prevent (excessive) p53-mediated CASPASE1 gene transcription/caspase-1 protein accumulation and activation [134,135]