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. 2019 Mar 26;20(6):1504. doi: 10.3390/ijms20061504

Figure 9.

Figure 9

The effect of SIN-1 treatment on 3-nitrotyrosine formation in B0AT1 protein. Immunoprecipitated B0AT1 protein from SIN-1-treated IEC-18 cells showed an increased level of 3-nitrotyrisine compared to immunoprecipitated B0AT1 protein from control cells. Densitometric analysis showed that the 3-nitrotyrosine formation was significantly increased in B0AT1 immunoprecipitated from SIN-1-treated IEC-18 cells. These studies indicated that OONO modifies tyrosine residues of B0AT1 and thus inhibits its trafficking to the BBM and subsequently its transport activity in IEC-18 cells.