UQCC2 and type 2 diabetes mellitus: In contrast, decreased expression in patients with T2D was observed for proteins like CREBBP, NFCI, CTBP2, ALDOC, S100A1, FASN, and STAT5B in SAT and for proteins such as UQCC2, CYCS, HADH, ARG1, SELENBP1, and PRD3 in VAT.