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. 2023 May 29;26(6):983–996. doi: 10.1038/s41593-023-01341-4

Extended Data Fig. 4. Purification and characterization of the amyloid core peptide 279–360.

Extended Data Fig. 4

a) Schematic depiction highlighting the different domains of FL TDP-43 and amino acid sequence of TDP-43 (279–360) core peptide (CP) region. b) Adaption of the SUMO-based strategy for the recombinant expression and purification of CP. c) IMAC chromatogram of His6-SUMO-TDP-43 (279–360) CP purification. d) SDS-PAGE analysis of His6-SUMO-TDP-43 (279–360) CP. e) UPLC of His6-SUMO-TDP-43 (279–360) CP. f) Reverse phase HPLC chromatogram of His6-SUMO-TDP-43 (279–360) CP after ULP-1 treatment. g) UPLC of TDP-43 (279–360) CP. h and i) ESI-MS analysis of TDP-43 (279-360) CP. The theoretical molecular weight of TDP-43 (279-36) CP is 8041.7 Da.

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