Biology:OAZ2

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A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example

Ornithine decarboxylase antizyme 2 is an enzyme that in humans is encoded by the OAZ2 gene.[1][2][3]

Ornithine decarboxylase catalyzes the conversion of ornithine to putrescine in the first and apparently rate-limiting step in polyamine biosynthesis. The ornithine decarboxylase antizymes play a role in the regulation of polyamine synthesis by binding to and inhibiting ornithine decarboxylase. Antizyme expression is auto-regulated by polyamine-enhanced translational frameshifting. The antizyme encoded by this gene inhibits ornithine decarboxylase but does not accelerate its degradation.[3]

References

  1. "A second mammalian antizyme: conservation of programmed ribosomal frameshifting". Genomics 52 (2): 119–29. Dec 1998. doi:10.1006/geno.1998.5434. PMID 9782076. 
  2. "Structure of human ornithine decarboxylase antizyme 2 gene". Gene 232 (2): 165–71. Jul 1999. doi:10.1016/S0378-1119(99)00128-6. PMID 10352227. 
  3. 3.0 3.1 "Entrez Gene: OAZ2 ornithine decarboxylase antizyme 2". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=4947. 

Further reading