SOD3

Source: Wikipedia, the free encyclopedia.
SOD3
Available structures
Gene ontology
Molecular function
Cellular component
Biological process
Sources:Amigo / QuickGO
Ensembl
UniProt
RefSeq (mRNA)

NM_003102

NM_011435

RefSeq (protein)

NP_003093

NP_035565

Location (UCSC)Chr 4: 24.79 – 24.8 MbChr 5: 52.52 – 52.53 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Extracellular superoxide dismutase [Cu-Zn] is an enzyme that in humans is encoded by the SOD3 gene.

This gene encodes a member of the

lungs, and other tissues from oxidative stress. The protein is secreted into the extracellular space and forms a glycosylated homotetramer that is anchored to the extracellular matrix (ECM) and cell surfaces through an interaction with heparan sulfate proteoglycan and collagen. A fraction of the protein is cleaved near the C-terminus before secretion to generate circulating tetramers that do not interact with the ECM.[5]

Among black garden ants (Lasius niger), the lifespan of queens is an order of magnitude greater than of workers despite no systematic nucleotide sequence difference between them.[6] The SOD3 gene was found to be the most differentially over-expressed gene in the brains of queen vs worker ants. This finding raises the possibility that SOD3 antioxidant activity plays a key role in the striking longevity of social insect queens.[6]

References

  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000109610Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000072941Ensembl, May 2017
  3. ^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. ^ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  5. ^ "Entrez Gene: SOD3 superoxide dismutase 3, extracellular".
  6. ^ a b Lucas ER, Keller L. Elevated expression of ageing and immunity genes in queens of the black garden ant. Exp Gerontol. 2018 Jul 15;108:92-98. doi: 10.1016/j.exger.2018.03.020. Epub 2018 Apr 3. PMID: 29625209

Further reading

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