All raw and processed Pulldown-ID mass-spectrometry datasets used in 'Atlas of the proteasome interactome by in situ structural biology': Pulldown ID-1 (non-crosslinked WT vs RPN1 tag); Pulldown ID-2 (crosslinked WT vs RPN1 tag); Pulldown ID-3 (non-crosslinked WT vs RPN11 tag); Pulldown ID-4 (crosslinked WT vs RPN11 tag); Pulldown ID-5 (non-crosslinked WT vs β4 tag); and Pulldown ID-6 (crosslinked WT vs β4 tag).