Phenotype: Thalassemias, beta


OMIM: 141900
Inheritance: Autosomal recessive
Classification: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

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HBB || c.118C>T (Codon 39, C>T)

Gene/Locus:    HBB
Dna Change:    c.118C>T (Codon 39, C>T)
Protein Change:    p.Gln40X
Mutation Type:    Substitution
Mutation Effect:    Missense
Location:    exon 2
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
AlgeriaNANA27.60%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
MoroccoNANA26.58NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
TunisiaNANA49.00%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23

HBB || c.92+2T>G (IVS1+2T>G)

Gene/Locus:    HBB
Dna Change:    c.92+2T>G (IVS1+2T>G)
Protein Change:   
Mutation Type:    Substitution
Mutation Effect:    Splice site
Location:    intron 1
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
MoroccoNANA3.16%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
TunisiaNANA19.83%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23

HBB || c.93-21G>A (IVS1+110G>A)

Gene/Locus:    HBB
Dna Change:    c.93-21G>A (IVS1+110G>A)
Protein Change:   
Mutation Type:    Substitution
Mutation Effect:    Splice site
Location:    intron 1
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
AlgeriaNANA26.40%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
MoroccoNANA4.70%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
TunisiaNANA21.00%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23

HBB || c.92+6T>C (IVS1+6T>C)

Gene/Locus:    HBB
Dna Change:    c.92+6T>C (IVS1+6T>C)
Protein Change:   
Mutation Type:    Substitution
Mutation Effect:    Splice site
Location:    intron 1
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
AlgeriaNANA6.20%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
MoroccoNANA13.90%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
TunisiaNANA2.48%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23

HBB || c.25_26delAA (Codon 8, -AA)

Gene/Locus:    HBB
Dna Change:    c.25_26delAA (Codon 8, -AA)
Protein Change:   
Mutation Type:    Deletion
Mutation Effect:    Frameshift
Location:    exon 1
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
AlgeriaNANA0.90%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
MoroccoNANA13.91NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
TunisiaNANA0.54%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23

HBB || c.20delA (Codon 6, -A)

Gene/Locus:    HBB
Dna Change:    c.20delA (Codon 6, -A)
Protein Change:    p.Glu7GlyfsX13
Mutation Type:    Deletion
Mutation Effect:    Frameshift
Location:    exon 1
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
AlgeriaNANA17.10%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
MoroccoNANA13.37%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
TunisiaNANA7.02%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23

HBB || c.316-106C>G (IVS2-745C>G)

Gene/Locus:    HBB
Dna Change:    c.316-106C>G (IVS2-745C>G)
Protein Change:   
Mutation Type:    Substitution
Mutation Effect:    Splice site
Location:    intron 2
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
AlgeriaNANA0.90%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
MoroccoNANA7.60%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
TunisiaNANA2.60%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23

HBB || c.17_18delCT (Codon 5, -CT)

Gene/Locus:    HBB
Dna Change:    c.17_18delCT (Codon 5, -CT)
Protein Change:    p.Pro6ArgfsX17
Mutation Type:    Deletion
Mutation Effect:    Frameshift
Location:    exon 1
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
MoroccoNANA1.27%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23
TunisiaNANA0.40%NAHaj Khelil A et al., 2010Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, . Hemoglobinopathies in North Africa: a review.. Hemoglobin. 2010; 34(1):1-23

HBB || c.23_26dup

Gene/Locus:    HBB
Dna Change:    c.23_26dup
Protein Change:    p.Ser10Glufs*15
Mutation Type:    Duplication
Mutation Effect:    Frameshift
Location:    exon 1
Transcript:    NM_000518.4

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
FranceNANord-Pas-de-CalaisNA225 years ago (nine generations)Marchi N et al., 2014Marchi N, Pissard S, Cliquennois M, Vasseur C, Le Metayer N, Mereau C, Jouet JP, Georgel AF, Genin E, Rose C, . Confirmation of a founder effect in a Northern European population of a new β-globin variant: HBB:c.23_26dup (codons 8/9 (+AGAA)).. Eur. J. Hum. Genet.. 2014; 0(0):

References

Haj Khelil A, Denden S, Leban N, Daimi H, Lakhdhar R, Lefranc G, Ben Chibani J, Perrin P, Hemoglobinopathies in North Africa: a review.Hemoglobin. 2010; 34(1):1-23

Marchi N, Pissard S, Cliquennois M, Vasseur C, Le Metayer N, Mereau C, Jouet JP, Georgel AF, Genin E, Rose C, Confirmation of a founder effect in a Northern European population of a new β-globin variant: HBB:c.23_26dup (codons 8/9 (+AGAA)).Eur. J. Hum. Genet.. 2014; 0(0):