Combination of two rare mutations causes β-thalassaemia in a Bangladeshi patient

Screening of mutations that cause β-thalassaemia in the Bangladeshi population led to the identification of a patient with a combination of two rare mutations, Hb Monroe and HBB: -92C>G.The β-thalassaemia major male individual was transfusion-dependent and had an atypical β-globin gene cluster ha...

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Main Authors: Mahdi Muhammad Moosa, Mustak Ibn Ayub, AMA Emran Bashar, Golam Sarwardi, Waqar Khan, Haseena Khan, Sabina Yeasmin
Format: Article
Language:English
Published: Sociedade Brasileira de Genética 2011-01-01
Series:Genetics and Molecular Biology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572011000300006&lng=en&tlng=en
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author Mahdi Muhammad Moosa
Mustak Ibn Ayub
AMA Emran Bashar
Golam Sarwardi
Waqar Khan
Haseena Khan
Sabina Yeasmin
author_facet Mahdi Muhammad Moosa
Mustak Ibn Ayub
AMA Emran Bashar
Golam Sarwardi
Waqar Khan
Haseena Khan
Sabina Yeasmin
author_sort Mahdi Muhammad Moosa
collection DOAJ
description Screening of mutations that cause β-thalassaemia in the Bangladeshi population led to the identification of a patient with a combination of two rare mutations, Hb Monroe and HBB: -92C>G.The β-thalassaemia major male individual was transfusion-dependent and had an atypical β-globin gene cluster haplotype. Of the two mutations, Hb Monroe has been characterized in detail. Clinical effects of the other mutation, HBB: -92C>G,are unknown so far. Bioinformatics analyses were carried out to predict the possible effect of this mutation. These analyses revealed the presence of a putative binding site for Egr1, a transcription factor, within the HBB:-92 region. Our literature survey suggests a close relationship between different phenotypic manifestations of β-thalassaemia and Egr1 expression.
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spelling doaj.art-67af5e012d354f6c918c1555acebe6fd2022-12-21T17:34:39ZengSociedade Brasileira de GenéticaGenetics and Molecular Biology1678-46852011-01-01343406409S1415-47572011000300006Combination of two rare mutations causes β-thalassaemia in a Bangladeshi patientMahdi Muhammad Moosa0Mustak Ibn Ayub1AMA Emran Bashar2Golam Sarwardi3Waqar Khan4Haseena Khan5Sabina Yeasmin6University of DhakaUniversity of DhakaUniversity of DhakaDhaka Shishu HospitalDhaka Shishu HospitalUniversity of DhakaUniversity of DhakaScreening of mutations that cause β-thalassaemia in the Bangladeshi population led to the identification of a patient with a combination of two rare mutations, Hb Monroe and HBB: -92C>G.The β-thalassaemia major male individual was transfusion-dependent and had an atypical β-globin gene cluster haplotype. Of the two mutations, Hb Monroe has been characterized in detail. Clinical effects of the other mutation, HBB: -92C>G,are unknown so far. Bioinformatics analyses were carried out to predict the possible effect of this mutation. These analyses revealed the presence of a putative binding site for Egr1, a transcription factor, within the HBB:-92 region. Our literature survey suggests a close relationship between different phenotypic manifestations of β-thalassaemia and Egr1 expression.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572011000300006&lng=en&tlng=enHb MonroeHBB: -92C>Gtranscription factorEgr1
spellingShingle Mahdi Muhammad Moosa
Mustak Ibn Ayub
AMA Emran Bashar
Golam Sarwardi
Waqar Khan
Haseena Khan
Sabina Yeasmin
Combination of two rare mutations causes β-thalassaemia in a Bangladeshi patient
Genetics and Molecular Biology
Hb Monroe
HBB: -92C>G
transcription factor
Egr1
title Combination of two rare mutations causes β-thalassaemia in a Bangladeshi patient
title_full Combination of two rare mutations causes β-thalassaemia in a Bangladeshi patient
title_fullStr Combination of two rare mutations causes β-thalassaemia in a Bangladeshi patient
title_full_unstemmed Combination of two rare mutations causes β-thalassaemia in a Bangladeshi patient
title_short Combination of two rare mutations causes β-thalassaemia in a Bangladeshi patient
title_sort combination of two rare mutations causes β thalassaemia in a bangladeshi patient
topic Hb Monroe
HBB: -92C>G
transcription factor
Egr1
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572011000300006&lng=en&tlng=en
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