Free for academic non-profit institutions. Other users need a Commercial license

Aliases for POLA2 Gene

Aliases for POLA2 Gene

  • Polymerase (DNA) Alpha 2, Accessory Subunit 2 3
  • DNA Polymerase Alpha 70 KDa Subunit 2 4
  • Polymerase (DNA Directed), Alpha 2, Accessory Subunit 5
  • Polymerase (DNA Directed), Alpha 2 (70kD Subunit) 2
  • DNA Polymerase Alpha Subunit B 2

External Ids for POLA2 Gene

Previous GeneCards Identifiers for POLA2 Gene

  • GC11P067545
  • GC11P066711
  • GC11P064804
  • GC11P064786
  • GC11P065029
  • GC11P061356

Summaries for POLA2 Gene

GeneCards Summary for POLA2 Gene

POLA2 (Polymerase (DNA) Alpha 2, Accessory Subunit) is a Protein Coding gene. Among its related pathways are Metabolism and Cell Cycle, Mitotic. GO annotations related to this gene include protein heterodimerization activity and DNA-directed DNA polymerase activity.

UniProtKB/Swiss-Prot for POLA2 Gene

  • May play an essential role at the early stage of chromosomal DNA replication by coupling the polymerase alpha/primase complex to the cellular replication machinery.

Gene Wiki entry for POLA2 Gene

No data available for Entrez Gene Summary , Tocris Summary , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for POLA2 Gene

Genomics for POLA2 Gene

Regulatory Elements for POLA2 Gene

Promoters for POLA2 Gene
Ensembl Regulatory Elements (ENSRs) TSS Distance (bp) Size (bp) Binding Sites for Transcription Factors within promoters

ENSRs around POLA2 on UCSC Golden Path with GeneCards custom track

Genomic Location for POLA2 Gene

Chromosome:
11
Start:
65,261,762 bp from pter
End:
65,305,598 bp from pter
Size:
43,837 bases
Orientation:
Plus strand

Genomic View for POLA2 Gene

Genes around POLA2 on UCSC Golden Path with GeneCards custom track

Cytogenetic band:
POLA2 Gene in genomic location: bands according to Ensembl, locations according to GeneLoc (and/or Entrez Gene and/or Ensembl if different)
Genomic Location for POLA2 Gene
GeneLoc Logo Genomic Neighborhood Exon StructureGene Density

RefSeq DNA sequence for POLA2 Gene

Proteins for POLA2 Gene

  • Protein details for POLA2 Gene (UniProtKB/Swiss-Prot)

    Protein Symbol:
    Q14181-DPOA2_HUMAN
    Recommended name:
    DNA polymerase alpha subunit B
    Protein Accession:
    Q14181
    Secondary Accessions:
    • B4DNB4
    • Q9BPV3

    Protein attributes for POLA2 Gene

    Size:
    598 amino acids
    Molecular mass:
    65948 Da
    Quaternary structure:
    • DNA polymerase alpha:primase is a four subunit enzyme complex, which is assembled throughout the cell cycle, and consists of the two DNA polymerase subunits A and B, and the DNA primase large and small subunits. Subunit B binds to subunit A.

    Three dimensional structures from OCA and Proteopedia for POLA2 Gene

    Alternative splice isoforms for POLA2 Gene

    UniProtKB/Swiss-Prot:

neXtProt entry for POLA2 Gene

Proteomics data for POLA2 Gene at MOPED

Post-translational modifications for POLA2 Gene

  • Phosphorylated in a cell cycle-dependent manner, in G2/M phase.
  • Ubiquitination at Lys 72, Lys 160, Lys 194, Lys 207, Lys 212, Lys 292, Lys 500, and Lys 564
  • Modification sites at PhosphoSitePlus

Other Protein References for POLA2 Gene

No data available for DME Specific Peptides for POLA2 Gene

Domains & Families for POLA2 Gene

Gene Families for POLA2 Gene

Suggested Antigen Peptide Sequences for POLA2 Gene

Graphical View of Domain Structure for InterPro Entry

Q14181

UniProtKB/Swiss-Prot:

DPOA2_HUMAN :
  • The N-terminal 240 amino acids are sufficient to mediate complex formation.
  • Belongs to the DNA polymerase alpha subunit B family.
Domain:
  • The N-terminal 240 amino acids are sufficient to mediate complex formation.
Family:
  • Belongs to the DNA polymerase alpha subunit B family.
genes like me logo Genes that share domains with POLA2: view

Function for POLA2 Gene

Molecular function for POLA2 Gene

UniProtKB/Swiss-Prot Function:
May play an essential role at the early stage of chromosomal DNA replication by coupling the polymerase alpha/primase complex to the cellular replication machinery.

Gene Ontology (GO) - Molecular Function for POLA2 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0003887 DNA-directed DNA polymerase activity IEA --
genes like me logo Genes that share ontologies with POLA2: view
genes like me logo Genes that share phenotypes with POLA2: view

Animal Model Products

miRNA for POLA2 Gene

miRTarBase miRNAs that target POLA2

No data available for Enzyme Numbers (IUBMB) , Human Phenotype Ontology , Animal Models , Transcription Factor Targets and HOMER Transcription for POLA2 Gene

Localization for POLA2 Gene

Subcellular locations from UniProtKB/Swiss-Prot for POLA2 Gene

Subcellular locations from

COMPARTMENTS
Jensen Localization Image for POLA2 Gene COMPARTMENTS Subcellular localization image for POLA2 gene
Compartment Confidence
nucleus 5
cytosol 3
cytoskeleton 1

Gene Ontology (GO) - Cellular Components for POLA2 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0005737 cytoplasm IDA --
genes like me logo Genes that share ontologies with POLA2: view

Pathways & Interactions for POLA2 Gene

genes like me logo Genes that share pathways with POLA2: view

Gene Ontology (GO) - Biological Process for POLA2 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0000278 mitotic cell cycle TAS --
GO:0000722 telomere maintenance via recombination TAS --
GO:0006270 DNA replication initiation TAS --
GO:0032201 telomere maintenance via semi-conservative replication TAS --
GO:0071897 DNA biosynthetic process IEA --
genes like me logo Genes that share ontologies with POLA2: view

No data available for SIGNOR curated interactions for POLA2 Gene

Drugs & Compounds for POLA2 Gene

(2) Drugs for POLA2 Gene - From: ApexBio, DGIdb, DrugBank, and HMDB

Name Status Disease Links Group Role Mechanism of Action Clinical Trials
Dacarbazine Approved, Investigational Pharma Target, other/unknown 411
Fludarabine Phosphate (Fludara) Pharma Inhibits STAT1 activation and DNA synthesis 0
genes like me logo Genes that share compounds with POLA2: view

Transcripts for POLA2 Gene

Unigene Clusters for POLA2 Gene

Polymerase (DNA directed), alpha 2, accessory subunit:
Representative Sequences:

Alternative Splicing Database (ASD) splice patterns (SP) for POLA2 Gene

ExUns: 1a · 1b ^ 2a · 2b ^ 3 ^ 4 ^ 5 ^ 6a · 6b ^ 7 ^ 8a · 8b ^ 9 ^ 10 ^ 11 ^ 12 ^ 13 ^ 14a · 14b ^ 15a · 15b ^ 16 ^ 17a · 17b · 17c ^ 18a ·
SP1: - - - -
SP2:
SP3: - - -
SP4:
SP5:
SP6: - -
SP7: -

ExUns: 18b
SP1:
SP2:
SP3:
SP4:
SP5:
SP6:
SP7:

Relevant External Links for POLA2 Gene

GeneLoc Exon Structure for
POLA2
ECgene alternative splicing isoforms for
POLA2

Expression for POLA2 Gene

mRNA expression in normal human tissues for POLA2 Gene

mRNA expression in embryonic tissues and stem cells from LifeMap Discovery

Protein differential expression in normal tissues from HIPED for POLA2 Gene

This gene is overexpressed in Pancreas (30.5), Heart (18.9), and Fetal ovary (8.5).

Integrated Proteomics: protein expression in normal tissues and cell lines from ProteomicsDB, PaxDb, MOPED, and MaxQB for POLA2 Gene



SOURCE GeneReport for Unigene cluster for POLA2 Gene Hs.201897

genes like me logo Genes that share expression patterns with POLA2: view

Protein tissue co-expression partners for POLA2 Gene

Primer Products

In Situ Assay Products

No data available for mRNA differential expression in normal tissues and mRNA Expression by UniProt/SwissProt for POLA2 Gene

Orthologs for POLA2 Gene

This gene was present in the common ancestor of eukaryotes.

Orthologs for POLA2 Gene

Organism Taxonomy Gene Similarity Type Details
chimpanzee
(Pan troglodytes)
Mammalia POLA2 35
  • 99.72 (n)
  • 99.83 (a)
POLA2 36
  • 100 (a)
OneToOne
cow
(Bos Taurus)
Mammalia POLA2 36
  • 81 (a)
OneToOne
POLA2 35
  • 85.84 (n)
  • 86.96 (a)
dog
(Canis familiaris)
Mammalia POLA2 35
  • 86.64 (n)
  • 88.72 (a)
POLA2 36
  • 88 (a)
OneToOne
mouse
(Mus musculus)
Mammalia Pola2 36
  • 83 (a)
OneToOne
Pola2 16
Pola2 35
  • 81.77 (n)
  • 83.28 (a)
oppossum
(Monodelphis domestica)
Mammalia POLA2 36
  • 72 (a)
OneToOne
platypus
(Ornithorhynchus anatinus)
Mammalia -- 36
  • 47 (a)
OneToMany
-- 36
  • 74 (a)
OneToMany
-- 36
  • 80 (a)
OneToMany
rat
(Rattus norvegicus)
Mammalia Pola2 35
  • 82.83 (n)
  • 84.28 (a)
chicken
(Gallus gallus)
Aves POLA2 36
  • 53 (a)
OneToOne
LOC100859759 35
  • 59.87 (n)
  • 58.74 (a)
lizard
(Anolis carolinensis)
Reptilia POLA2 36
  • 72 (a)
OneToOne
African clawed frog
(Xenopus laevis)
Amphibia Xl.4593 35
tropical clawed frog
(Silurana tropicalis)
Amphibia pola2 35
  • 64.59 (n)
  • 65.38 (a)
Str.6808 35
zebrafish
(Danio rerio)
Actinopterygii pola2 36
  • 57 (a)
OneToOne
pola2 35
  • 62.21 (n)
  • 58.38 (a)
wufb48f05 35
African malaria mosquito
(Anopheles gambiae)
Insecta AgaP_AGAP004392 35
  • 45.82 (n)
  • 35.05 (a)
fruit fly
(Drosophila melanogaster)
Insecta DNApol-alpha73 36
  • 26 (a)
OneToOne
DNApol-alpha73 35
  • 47.62 (n)
  • 37.69 (a)
worm
(Caenorhabditis elegans)
Secernentea div-1 36
  • 23 (a)
OneToOne
baker's yeast
(Saccharomyces cerevisiae)
Saccharomycetes POL12 36
  • 21 (a)
OneToOne
POL12 38
thale cress
(Arabidopsis thaliana)
eudicotyledons POLA2 35
  • 50.25 (n)
  • 41.74 (a)
rice
(Oryza sativa)
Liliopsida Os12g0242900 35
  • 48.98 (n)
  • 41.1 (a)
Species with no ortholog for POLA2:
  • A. gosspyii yeast (Ashbya gossypii)
  • Actinobacteria (Mycobacterium tuberculosis)
  • Alicante grape (Vitis vinifera)
  • alpha proteobacteria (Wolbachia pipientis)
  • amoeba (Dictyostelium discoideum)
  • Archea (Pyrococcus horikoshii)
  • barley (Hordeum vulgare)
  • beta proteobacteria (Neisseria meningitidis)
  • bread mold (Neurospora crassa)
  • Chromalveolata (Phytophthora infestans)
  • common water flea (Daphnia pulex)
  • corn (Zea mays)
  • E. coli (Escherichia coli)
  • filamentous fungi (Aspergillus nidulans)
  • Firmicute bacteria (Streptococcus pneumoniae)
  • fission yeast (Schizosaccharomyces pombe)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • K. lactis yeast (Kluyveromyces lactis)
  • loblloly pine (Pinus taeda)
  • malaria parasite (Plasmodium falciparum)
  • medicago trunc (Medicago Truncatula)
  • moss (Physcomitrella patens)
  • orangutan (Pongo pygmaeus)
  • pig (Sus scrofa)
  • rainbow trout (Oncorhynchus mykiss)
  • rice blast fungus (Magnaporthe grisea)
  • schistosome parasite (Schistosoma mansoni)
  • sea anemone (Nematostella vectensis)
  • sea squirt (Ciona intestinalis)
  • sea squirt (Ciona savignyi)
  • sea urchin (Strongylocentrotus purpuratus)
  • sorghum (Sorghum bicolor)
  • soybean (Glycine max)
  • stem rust fungus (Puccinia graminis)
  • sugarcane (Saccharum officinarum)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)
  • wheat (Triticum aestivum)

Evolution for POLA2 Gene

ENSEMBL:
Gene Tree for POLA2 (if available)
TreeFam:
Gene Tree for POLA2 (if available)

Paralogs for POLA2 Gene

No data available for Paralogs for POLA2 Gene

Variants for POLA2 Gene

Sequence variations from dbSNP and Humsavar for POLA2 Gene

SNP ID Clin Chr 11 pos Sequence Context AA Info Type
rs487989 - 65,297,219(+) CGGAC(A/G)GGGCA intron-variant, reference, missense, utr-variant-3-prime
rs7123885 - 65,297,235(+) GCAGA(A/G)CCCAT intron-variant, reference, missense, utr-variant-3-prime
rs8638 -- 65,297,447(+) TGCCT(C/G)TGAGT intron-variant, utr-variant-3-prime
rs476327 -- 65,277,099(+) AGCTC(C/G/T)ATCAC intron-variant
rs476926 -- 65,274,427(-) gctgg(A/G)attac intron-variant

Structural Variations from Database of Genomic Variants (DGV) for POLA2 Gene

Variant ID Type Subtype PubMed ID
nsv526181 CNV Gain 19592680
nsv832190 CNV Loss 17160897
esv2422285 CNV Deletion 17116639
esv2744631 CNV Deletion 23290073

Variation tolerance for POLA2 Gene

Residual Variation Intolerance Score: 35.7% of all genes are more intolerant (likely to be disease-causing)
Gene Damage Index Score: 6.08; 75.33% of all genes are more intolerant (likely to be disease-causing)

Relevant External Links for POLA2 Gene

HapMap Linkage Disequilibrium report
POLA2

No data available for Polymorphic Variants from UniProtKB/Swiss-Prot for POLA2 Gene

Disorders for POLA2 Gene

Relevant External Links for POLA2

Genetic Association Database (GAD)
POLA2
Human Genome Epidemiology (HuGE) Navigator
POLA2
Atlas of Genetics and Cytogenetics in Oncology and Haematology:
POLA2

No disorders were found for POLA2 Gene.

No data available for MalaCards , UniProtKB/Swiss-Prot and Genatlas for POLA2 Gene

Publications for POLA2 Gene

  1. The role of the 70 kDa subunit of human DNA polymerase alpha in DNA replication. (PMID: 8223465) Collins K.L. … Kelly T.J. (EMBO J. 1993) 2 3 4 67
  2. Drugs, their targets and the nature and number of drug targets. (PMID: 17016423) Imming P. … Meyer A. (Nat Rev Drug Discov 2006) 25 26
  3. How many drug targets are there? (PMID: 17139284) Overington J.P. … Hopkins A.L. (Nat Rev Drug Discov 2006) 25 26
  4. E2F mediates induction of the Sp1-controlled promoter of the human DNA polymerase varepsilon B-subunit gene POLE2. (PMID: 11433027) Huang D. … Syvaoja J.E. (Nucleic Acids Res. 2001) 2 3
  5. Prevention of dacarbazine damage of human neoplastic cell DNA by aphidicolin. (PMID: 3098406) LAPnn U. … Lohn S. (Cancer Res. 1987) 25 26

Products for POLA2 Gene

Sources for POLA2 Gene

Back to Top

Content