Gene
Human GLUD1 contains 13 exons and is located on the 10th chromosome.
There is evidence that GLUD1 has been retro-posed to the X chromosome, where it gave rise to the intronless GLUD2 through random mutations and natural selection. GLUD2 have adapted to the particular needs of the nervous system where it is specifically expressed.
Read more about this topic: Glutamate Dehydrogenase 1