UBR1 and type 2 diabetes mellitus: When the raw data from Stage 1 and Stage 2 were combined, SNP2140 in intron 33 of the ubiquitin protein ligase E3 component n-recognin 1 (UBR1) gene exhibited the nominal significant association with T2D in both the allelic (p = 0.0043, OR = 1.26, 95% CI = 1.07–1.48) (Figure 2C) and genotypic (p = 0.0081) tests.