Chromosomal stabilisation by a subtelomeric rearrangement involving two closely related Alu elements.

We have characterised a subtelomeric rearrangement involving the short arm of chromosome 16 that gives rise to alpha-thalassaemia by deleting the major, remote regulatory element controlling alpha-globin expression. The chromosomal breakpoint lies in an Alu family repeat located only approximately 1...

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Main Authors: Flint, J, Rochette, J, Craddock, C, Dodé, C, Vignes, B, Horsley, S, Kearney, L, Buckle, V, Ayyub, H, Higgs, D
Format: Journal article
Language:English
Published: 1996
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author Flint, J
Rochette, J
Craddock, C
Dodé, C
Vignes, B
Horsley, S
Kearney, L
Buckle, V
Ayyub, H
Higgs, D
author_facet Flint, J
Rochette, J
Craddock, C
Dodé, C
Vignes, B
Horsley, S
Kearney, L
Buckle, V
Ayyub, H
Higgs, D
author_sort Flint, J
collection OXFORD
description We have characterised a subtelomeric rearrangement involving the short arm of chromosome 16 that gives rise to alpha-thalassaemia by deleting the major, remote regulatory element controlling alpha-globin expression. The chromosomal breakpoint lies in an Alu family repeat located only approximately 105 kb from the 16p subtelomeric region. The broken chromosome has been stabilised with a newly positioned telomere acquired by recombination between this 16p Alu element and a closely related subtelomeric Alu element of the Sx subfamily. It seems most likely that this abnormal chromosome has been rescued by the mechanism of telomere capture which may reflect a more general process by which subtelomeric sequences are normally dispersed between chromosomal ends.
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spelling oxford-uuid:9dbeaf65-215b-4ad7-9a58-424806b994292022-03-27T00:45:15ZChromosomal stabilisation by a subtelomeric rearrangement involving two closely related Alu elements.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:9dbeaf65-215b-4ad7-9a58-424806b99429EnglishSymplectic Elements at Oxford1996Flint, JRochette, JCraddock, CDodé, CVignes, BHorsley, SKearney, LBuckle, VAyyub, HHiggs, DWe have characterised a subtelomeric rearrangement involving the short arm of chromosome 16 that gives rise to alpha-thalassaemia by deleting the major, remote regulatory element controlling alpha-globin expression. The chromosomal breakpoint lies in an Alu family repeat located only approximately 105 kb from the 16p subtelomeric region. The broken chromosome has been stabilised with a newly positioned telomere acquired by recombination between this 16p Alu element and a closely related subtelomeric Alu element of the Sx subfamily. It seems most likely that this abnormal chromosome has been rescued by the mechanism of telomere capture which may reflect a more general process by which subtelomeric sequences are normally dispersed between chromosomal ends.
spellingShingle Flint, J
Rochette, J
Craddock, C
Dodé, C
Vignes, B
Horsley, S
Kearney, L
Buckle, V
Ayyub, H
Higgs, D
Chromosomal stabilisation by a subtelomeric rearrangement involving two closely related Alu elements.
title Chromosomal stabilisation by a subtelomeric rearrangement involving two closely related Alu elements.
title_full Chromosomal stabilisation by a subtelomeric rearrangement involving two closely related Alu elements.
title_fullStr Chromosomal stabilisation by a subtelomeric rearrangement involving two closely related Alu elements.
title_full_unstemmed Chromosomal stabilisation by a subtelomeric rearrangement involving two closely related Alu elements.
title_short Chromosomal stabilisation by a subtelomeric rearrangement involving two closely related Alu elements.
title_sort chromosomal stabilisation by a subtelomeric rearrangement involving two closely related alu elements
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