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KLC2

From Wikipedia, the free encyclopedia

KLC2
Identifiers
AliasesKLC2, kinesin light chain 2
External IDsOMIM: 611729; MGI: 107953; GeneCards: KLC2
Available structures
PDBOrtholog search: PDBe RCSB
Orthologs
DatabasesNCBI: entry; OMA: entry
SpeciesHumanMouse
Entrez
Ensembl
UniProt
RefSeq (mRNA)

NM_001134774
NM_001134775
NM_001134776
NM_022822
NM_001318734

NM_008451
NM_001369360
NM_001369361
NM_001369362

RefSeq (protein)

NP_001128246
NP_001128247
NP_001128248
NP_001305663
NP_073733

n/a

Location (UCSC)Chr 11: 66.26 – 66.27 MbChr 19: 5.16 – 5.17 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Kinesin light chain 2 is a protein that in humans is encoded by the KLC2 gene.[5][6] This gene is responsible for SPOAN syndrome, a type of hereditary spastic paraplegia.[7][8]

Interactions

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KLC2 has been shown to interact with MAPK8IP3[9] and KIF5B.[5][10]

SPOAN syndrome

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SPOAN syndrome was first discovered by a research group led by Silvana Santos in the Serrinha dos Pintos area of Northeast Brazil known for high levels of inbreeding.[11] The name derives from an acronym for spastic paraplegia, optic atrophy, and peripheral neuropathy (SPOAN), the symptoms characteristic to the syndrome.[7] The cause is a homozygous deletion of 216 base pairs in KLC2 regulatory region.[12] This homozygous deletion has been found in more than 70 individuals from Rio Grande do Norte backlands and siblings in Egypt; the mutation origin was in Iberian Peninsula over 485 years ago.[13]

References

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  1. 1 2 3 GRCh38: Ensembl release 89: ENSG00000174996 – Ensembl, May 2017
  2. 1 2 3 GRCm38: Ensembl release 89: ENSMUSG00000024862 – Ensembl, 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. 1 2 Rahman A, Friedman DS, Goldstein LS (June 1998). "Two kinesin light chain genes in mice. Identification and characterization of the encoded proteins". The Journal of Biological Chemistry. 273 (25): 15395–15403. doi:10.1074/jbc.273.25.15395. PMID 9624122.
  6. ↑ "Entrez Gene: KLC2 kinesin light chain 2".
  7. 1 2 "Entry - #609541 - Spastic Paraplegia, Optic Atrophy, and Neuropathy; Spoan - OMIM". omim.org. Retrieved 2025-05-12.
  8. ↑ "SPOAN syndrome - National Organization for Rare Disorders". rarediseases.org. Retrieved 2025-05-12.
  9. ↑ Bowman AB, Kamal A, Ritchings BW, Philp AV, McGrail M, Gindhart JG, et al. (November 2000). "Kinesin-dependent axonal transport is mediated by the sunday driver (SYD) protein". Cell. 103 (4): 583–594. doi:10.1016/S0092-8674(00)00162-8. PMID 11106729. S2CID 247102.
  10. ↑ Rahman A, Kamal A, Roberts EA, Goldstein LS (September 1999). "Defective kinesin heavy chain behavior in mouse kinesin light chain mutants". The Journal of Cell Biology. 146 (6): 1277–1288. doi:10.1083/jcb.146.6.1277. PMC 2156125. PMID 10491391.
  11. ↑ Kok F, Weller M, de Paiva FR, Otto PA, Santos S (April 2010). "Inbreeding levels in Northeast Brazil: Strategies for the prospecting of new genetic disorders". Genetics and Molecular Biology. 33 (2): 220–223. doi:10.1590/S1415-47572010005000020. ISSN 1678-4685. PMC 3036858. PMID 21637472.
  12. ↑ Melo US, Macedo-Souza LI, Figueiredo T, Muotri AR, Gleeson JG, Coux G, et al. (December 2015). "Overexpression of KLC2 due to a homozygous deletion in the non-coding region causes SPOAN syndrome". Human Molecular Genetics. 24 (24) ddv388. doi:10.1093/hmg/ddv388. hdl:11336/29433. PMC 6296331. PMID 26385635.
  13. ↑ de Farias AA, Nunes K, Lemes RB, Moura R, Fernandes GR, Melo US, et al. (November 2018). "Origin and age of the causative mutations in KLC2, IMPA1, MED25 and WNT7A unravelled through Brazilian admixed populations". Scientific Reports. 8 (1) 16552. doi:10.1038/s41598-018-35022-1. PMC 6224410. PMID 30410084.

Further reading

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