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. 2008 Jun 23;28(17):5381–5390. doi: 10.1128/MCB.00651-08

FIG. 5.

FIG. 5.

Immunoblot analysis of SUMO-1, SUMO-2 and RanGAP1 proteins in wild-type and Sumo-1−/− MEFs. (A and B) Immunoblots of lysates from wild-type and Sumo-1−/− MEFs were generated by using anti-SUMO-1 antibody (A) or anti-SUMO-2 antibody (B). (C and D) MEFs lysates were immunoprecipitated with anti-SUMO-1 antibody (C) or anti-SUMO-2 antibody (D), after which the antibody-antigen complexes were resolved by electrophoresis on a 12% SDS gel and immunoblotted with anti-RanGAP1 antibody. IB, immunoblotting; IP, immunoprecipitation. The molecular mass of RanGAP1 is ∼70 kDa (arrow) and that of sumoylated RanGAP1 is ∼90 kDa (arrowhead).