HBB Chromosome 11
Hemoglobin subunit beta
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What This Gene Does
The alpha (HBA) and beta (HBB) loci determine the structure of the 2 types of polypeptide chains in adult hemoglobin, Hb A. The normal adult hemoglobin tetramer consists of two alpha chains and two beta chains. Mutant beta globin causes sickle cell anemia. Absence of beta chain causes beta-zero-thalassemia. Reduced amounts of detectable beta globin causes beta-plus-thalassemia. The order of the genes in the beta-globin cluster is 5'-epsilon -- gamma-G -- gamma-A -- delta -- beta--3'. [provided by RefSeq, Jul 2008]
Gene Info
Gene Group
Hemoglobin subunits
Locus Type
gene with protein product
Location
11p15.4
Ensembl
ENSG00000244734
Associated Conditions (181)
HEMOGLOBIN LA DESIRADE
Hb SS disease
Hemoglobinopathy
8 conditions
beta Thalassemia
Beta-thalassemia HBB/LCRB
HBB-related disorder
Fetal hemoglobin quantitative trait locus 1
Hemoglobin E
Inborn genetic diseases
HEMOGLOBIN PYRGOS
Malaria
susceptibility to
HEMOGLOBIN N (BALTIMORE)
HEMOGLOBIN N (JENKINS)
HEMOGLOBIN JENKINS
HEMOGLOBIN HOPKINS 1
HEMOGLOBIN KENWOOD
HEMOGLOBIN G (COPENHAGEN)
HEMOGLOBIN G (SASKATOON)
+161 more conditions
Key Variants
RS1011427406
Conflicting classifications of pathogenicity
Health Risk
RS1034207896
Conflicting classifications of pathogenicity
Health Risk
RS111645889
Conflicting classifications of pathogenicity
HEMOGLOBIN LA DESIRADE, Hb SS disease, Hemoglobinopathy
Health Risk
RS111851677
Conflicting classifications of pathogenicity
beta Thalassemia, Beta-thalassemia HBB/LCRB, HBB-related disorder
Health Risk
RS113082294
Conflicting classifications of pathogenicity
beta Thalassemia, Fetal hemoglobin quantitative trait locus 1, Hb SS disease
Health Risk
RS1164871363
Conflicting classifications of pathogenicity
Health Risk
RS1184042209
Conflicting classifications of pathogenicity
Health Risk
RS1215164743
Conflicting classifications of pathogenicity
Health Risk
RS1251286087
Conflicting classifications of pathogenicity
Health Risk
RS1272414751
Conflicting classifications of pathogenicity
beta Thalassemia, beta Thalassemia
Health Risk
RS1291160651
Conflicting classifications of pathogenicity
Health Risk
RS1334966870
Conflicting classifications of pathogenicity
Health Risk
All Variants (398)
| RSID | Category | Clinical Significance | Conditions |
|---|---|---|---|
| RS267607293 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS267607295 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864497 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864519 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864520 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864525 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864527 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864528 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864530 | Health Risk | Pathogenic | — |
| RS281864531 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864544 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864898 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864899 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281864901 | Health Risk | Pathogenic | Beta zero thalassemia, beta Thalassemia, Beta zero thalassemia |
| RS281864906 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS281865474 | Health Risk | Pathogenic | — |
| RS281865475 | Health Risk | Pathogenic | BETA-PLUS-THALASSEMIA, beta Thalassemia, beta Thalassemia |
| RS281865477 | Health Risk | Pathogenic | Dominant beta-thalassemia, Dominant beta-thalassemia |
| RS33910209 | Health Risk | Pathogenic | HEMOGLOBIN LESLIE, HEMOGLOBIN SHELBY, HEMOGLOBIN DEACONESS |
| RS33913712 | Health Risk | Pathogenic | Beta zero thalassemia, beta Thalassemia, Beta zero thalassemia |
| RS33914668 | Health Risk | Pathogenic | Beta zero thalassemia, beta Thalassemia, Beta-thalassemia major |
| RS33915112 | Health Risk | Pathogenic | -, - |
| RS33915217 | Health Risk | Pathogenic | BETA-PLUS-THALASSEMIA, beta Thalassemia, Hb SS disease |
| RS33917785 | Health Risk | Pathogenic | HEMOGLOBIN SABINE, HEMOGLOBIN SABINE |
| RS33918338 | Health Risk | Pathogenic | HEMOGLOBIN ABRUZZO, HEMOGLOBIN SYRACUSE, Erythrocytosis |
| RS33922842 | Health Risk | Pathogenic | Beta zero thalassemia, beta Thalassemia, Hb SS disease |
| RS33922873 | Health Risk | Pathogenic | HEMOGLOBIN M (SASKATOON), HEMOGLOBIN M (RADOM) METHEMOGLOBINEMIA, BETA TYPE |
| RS33924146 | Health Risk | Pathogenic | Hemolytic anemia, Hemolytic anemia, Hemolytic anemia |
| RS33924775 | Health Risk | Pathogenic | HEMOGLOBIN M (MILWAUKEE 2), HEMOGLOBIN M (HYDE PARK), HEMOGLOBIN M (AKITA) |
| RS33926764 | Health Risk | Pathogenic | HEMOGLOBIN N (TIMONE), HEMOGLOBIN N (TIMONE) |
| RS33927093 | Health Risk | Pathogenic | HEMOGLOBIN PUTTELANGE, Hemoglobinopathy, HEMOGLOBIN PUTTELANGE |
| RS33930165 | Health Risk | Pathogenic | HEMOGLOBIN C, Malaria, resistance to |
| RS33930702 | Health Risk | Pathogenic | Beta zero thalassemia, beta Thalassemia, Dominant beta-thalassemia |
| RS33930977 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS33933298 | Health Risk | Pathogenic | Hemoglobinopathy, Heinz body anemia, beta Thalassemia |
| RS33943001 | Health Risk | Pathogenic | Beta zero thalassemia, beta Thalassemia, 8 conditions |
| RS33945777 | Health Risk | Pathogenic | beta Thalassemia, Beta zero thalassemia, Hb SS disease |
| RS33946267 | Health Risk | Pathogenic | Hb D-Los Angeles, beta Thalassemia, Hb SS disease |
| RS33949869 | Health Risk | Pathogenic | HEMOGLOBIN BETHESDA, Erythrocytosis, familial |
| RS33950507 | Health Risk | Pathogenic | Hemoglobin E, BETA-PLUS-THALASSEMIA, Hemoglobin E/beta thalassemia disease |
| RS33953406 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS33954264 | Health Risk | Pathogenic | HEMOGLOBIN COWTOWN, Erythrocytosis, familial |
| RS33954595 | Health Risk | Pathogenic | HEMOGLOBIN KEMPSEY, Erythrocytosis, familial |
| RS33954632 | Health Risk | Pathogenic | HEMOGLOBIN VOLGA, HEMOGLOBIN DRENTHE, HEMOGLOBIN VOLGA |
| RS33956879 | Health Risk | Pathogenic | beta Thalassemia, 9 conditions, Beta zero thalassemia |
| RS33959855 | Health Risk | Pathogenic | HEMOGLOBIN D (IRAN), HEMOGLOBIN E (SASKATOON), beta Thalassemia |
| RS33969400 | Health Risk | Pathogenic | beta Thalassemia, beta Thalassemia |
| RS33969677 | Health Risk | Pathogenic | HEMOGLOBIN JOHNSTOWN, beta Thalassemia, HEMOGLOBIN SAN DIEGO |
| RS33971440 | Health Risk | Pathogenic | Beta zero thalassemia, beta Thalassemia, Hb SS disease |
| RS33971634 | Health Risk | Pathogenic | Dominant beta-thalassemia, Dominant beta-thalassemia |