- Isolation and characterization of the human D-glyceric acidemia related glycerate kinase gene GLYCTK1 and its alternatively splicing variant GLYCTK2. Guo, J.H., Hexige, S., Chen, L., Zhou, G.J., Wang, X., Jiang, J.M., Kong, Y.H., Ji, G.Q., Wu, C.Q., Zhao, S.Y., Yu, L. DNA Seq. (2006)