DNAH11

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DNAH11 and common names

DNAH11
Identifiers
Gene ontology
Molecular function
Cellular component
Biological process
Sources:Amigo / QuickGO
Ensembl
UniProt
RefSeq (mRNA)

NM_001277115

NM_010060

RefSeq (protein)

NP_001264044

n/a

Location (UCSC)Chr 7: 21.54 – 21.9 MbChr 12: 117.84 – 118.16 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Dynein axonemal heavy chain 11 (DNAH11) is a

embryogenesis for orientation of the eventual body plan.[8][9]

Function

This gene encodes a member of the dynein heavy chain family, DNAH11, a microtubule-dependent motor ATPase protein critical for processes involving ciliary movement. The gene DNAH11 has reported associations in a number of important physiological processes including the movement of respiratory cilia, sperm motility, and establishment of the adult body plan.[7][10][11][12] A knockout model of this gene has not been reported.

Embryogenesis

The body plan is naturally

organizer and has motile cilia on its surface.[13][14] These cilia are responsible for directing increased amounts of nodal to the left side of the developing embryo, establishing asymmetry.[7]
For this reason, proper expression of DNAH11 is critical for correct establishment and subsequent development of the asymmetrical body plan.

Conditions Associated with DNAH11

Kartagener syndrome (PCD with situs inversus totalis, a congenital condition with a characteristic total inversion of the body plan and organs).[15]

Fertility-Related Effects

Genetic errors with DNAH11 have been shown to cause a number of fertility-related effects in both sexes. Decreased motile cilia-specific expression of DNAH11 within the axoneme of sperm is associated with lower levels of sperm motility.[17][18] For this reason, males with PCD are not sterile, but they are often infertile under conventional methods due to lack of sperm motility;[6][18] however, there are cases of DNAH11 mutant males fathering offspring without intervention of assisted reproductive technologies.[19][20] In females with PCD or Kartagener's syndrome, there are increased reports of subfertility and risk of ectopic pregnancy.[21][22] Because females' fallopian tubes are lined with motile cilia which show identical motor protein composition to those observed in the respiratory tract, this is believed to result in the increased risks observed in case studies (although affected PCD females' cilia have not been directly analyzed so this remains inconclusive).[23]

References

  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000105877Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000018581Ensembl, 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. S2CID 23935907
    .
  6. ^ a b "Entrez Gene: DNAH11 dynein, axonemal, heavy chain 11".
  7. ^ a b c d Lucas, J. S., Adam, E. C., Goggin, P. M., Jackson, C. L., Powles‐Glover, N., Patel, S. H., ... & Lackie, P. M. (2012). Static respiratory cilia associated with mutations in Dnahc11/DNAH11: a mouse model of PCD. Human mutation, 33(3), 495-503. https://doi.org/10.1002/humu.22001
  8. ^ Supp, D. M., Brueckner, M., Kuehn, M. R., Witte, D. P., Lowe, L. A., McGrath, J., ... & Potter, S. S. (1999). Targeted deletion of the ATP binding domain of left-right dynein confirms its role in specifying development of left-right asymmetries. Development, 126(23), 5495-5504. https://doi.org/10.1242/dev.126.23.5495
  9. ^ Xia, H., Huang, X., Deng, S., Xu, H., Yang, Y., Liu, X., ... & Deng, H. (2021). DNAH11 compound heterozygous variants cause heterotaxy and congenital heart disease. PLoS One, 16(6), e0252786. https://doi.org/10.1371/journal.pone.0252786
  10. PMID 31160482
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Further reading

External links

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