Gene Gene information from NCBI Gene database.
Entrez ID 3040
Gene name Hemoglobin subunit alpha 2
Gene symbol HBA2
Synonyms (NCBI Gene)
ECYT7HBA-T2HBH
Chromosome 16
Chromosome location 16p13.3
Summary The human alpha globin gene cluster located on chromosome 16 spans about 30 kb and includes seven loci: 5`- zeta - pseudozeta - mu - pseudoalpha-1 - alpha-2 - alpha-1 - theta - 3`. The alpha-2 (HBA2) and alpha-1 (HBA1) coding sequences are identical. Thes
Transcription factors Transcription factors information provided by TRRUST V2 database.
3
Transcription factor Regulation Reference
ATRX Repression 7697714
GATA1 Unknown 12609092;20564185
KLF4 Activation 20331458
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
39
GO ID Ontology Definition Evidence Reference
GO:0001664 Function G protein-coupled receptor binding IDA 18077343
GO:0004601 Function Peroxidase activity IDA 19740759
GO:0005344 Function Oxygen carrier activity IBA
GO:0005344 Function Oxygen carrier activity IEA
GO:0005506 Function Iron ion binding IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
141850 4824 ENSG00000188536
Interactions View interactions
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
104
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Abnormal hemoglobin Pathogenic rs111033606 RCV000016967
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
alpha Thalassemia Likely pathogenic; Pathogenic rs281864811, rs281864539, rs281864821, rs780091398, rs886041399, rs2505431550, rs281864889, rs41464951, rs41321345, rs41397847, rs41479844, rs281864834, rs111033603, rs33987053, rs121909803
View all (23 more)
RCV002243538
RCV002272715
RCV003110192
RCV003984350
RCV001275677
View all (37 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Alpha trait thalassemia Pathogenic rs587776826 RCV000016943
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Alpha-thalassemia, Dutch type Pathogenic; Likely pathogenic rs41457746, rs63751457, rs41328049 RCV000016968
RCV000016977
RCV000016979
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
ALPHA THALASSEMIA SPECTRUM GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ANEMIA Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AUTOSOMAL DOMINANT SECONDARY POLYCYTHEMIA Disgenet, Orphanet
Disgenet, Orphanet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
BETA-THALASSEMIA CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Acute Erythroblastic Leukemia Erythroblastic Leukemia BEFREE 1732019, 2233727, 6929406, 9753066
★☆☆☆☆
Found in Text Mining only
alpha Thalassemia Alpha thalassemia Pubtator 10910890, 10954762, 11074535, 1276470, 14576055, 16103716, 16753851, 1701260, 17076879, 1715793, 17296578, 17606454, 18166800, 1824266, 18534068
View all (80 more)
Associate
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
alpha Thalassemia Alpha thalassemia Pubtator 25116001, 30425067, 32041645, 33247606 Inhibit
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Alpha thalassemia intermedia alpha Thalassemia ORPHANET_DG
★☆☆☆☆
Found in Text Mining only
Alpha trait thalassemia alpha Thalassemia BEFREE 10634824, 18534068, 23955447, 3236367
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Alpha trait thalassemia alpha Thalassemia CLINVAR_DG
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
alpha-Thalassemia alpha Thalassemia BEFREE 10050709, 10206681, 10232687, 10691858, 10711926, 10807536, 10954762, 11042028, 11074535, 11122156, 11844995, 11960579, 12109851, 12542500, 12614224
View all (127 more)
★☆☆☆☆
Found in Text Mining only
alpha-Thalassemia alpha Thalassemia CLINVAR_DG 12393486, 17164653, 20507641, 2298455, 4944483, 6725554, 7327587
★☆☆☆☆
Found in Text Mining only
alpha-Thalassemia alpha Thalassemia LHGDN 12730694, 16103716, 17920577
★☆☆☆☆
Found in Text Mining only
alpha-Thalassemia alpha Thalassemia CTD_human_DG 15182556, 16798638
★☆☆☆☆
Found in Text Mining only