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. 2022 Jan 28;13(5):1510–1529. doi: 10.1016/j.jcmgh.2022.01.014

Figure 1.

Figure 1

The regulation of O-GlcNAcylation. A, Scheme of protein O-GlcNAcylation. OGT transfers a GlcNAc group, from the donor UDP-GlcNAc, onto an exposed serine or threonine of a protein. Conversely, OGA removes the O-GlcNAc modification reverting the protein back to a naked protein.