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Aliases for POLN Gene

Aliases for POLN Gene

  • DNA Polymerase Nu 2 3 5
  • Polymerase (DNA Directed) Nu 2 3
  • Polymerase (DNA) Nu 2 3
  • DNA Polymerase POL4P 3
  • DNA Polymerase N 3
  • EC 4
  • POL4P 3

External Ids for POLN Gene

Previous GeneCards Identifiers for POLN Gene

  • GC04U900224
  • GC04M002035
  • GC04M002040

Summaries for POLN Gene

Entrez Gene Summary for POLN Gene

  • This gene encodes a DNA polymerase type-A family member. The encoded protein plays a role in DNA repair and homologous recombination. This gene shares its 5' exons with some transcripts from overlapping GeneID: 79441, which encodes an augmentin-like protein complex subunit. [provided by RefSeq, Dec 2014]

GeneCards Summary for POLN Gene

POLN (DNA Polymerase Nu) is a Protein Coding gene. Among its related pathways are Fanconi anemia pathway and DNA Double-Strand Break Repair. GO annotations related to this gene include nucleic acid binding and cyclin binding. An important paralog of this gene is POLQ.

No data available for UniProtKB/Swiss-Prot , Tocris Summary , Gene Wiki entry , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for POLN Gene

Genomics for POLN Gene

Regulatory Elements for POLN Gene

Enhancers for POLN Gene
GeneHancer Identifier Enhancer Score Enhancer Sources Gene-Enhancer Score TSS distance (kb) Number of Genes Away Size (kb) Transcription Factor Binding Sites within enhancer Gene Targets for Enhancer
GH04F002401 1.4 FANTOM5 Ensembl ENCODE 11 -160.4 -160437 2.0 HDAC1 ATF1 PKNOX1 SIN3A ZNF48 RAD21 KLF7 KLF13 EGR2 SP3 ZFYVE28 RNF4 LOC105374353 ENSG00000251148 MIR4800 MXD4 HAUS3 POLN MIR943 NELFA
GH04F002352 1.2 FANTOM5 Ensembl ENCODE 11.2 -111.6 -111602 1.7 CTCF PKNOX1 ZBTB7A RAD21 ZNF121 POLR2A SMARCA4 GLIS1 SMC3 ZBTB33 ZFYVE28 ENSG00000251148 MIR4800 MXD4 HAUS3 POLN LOC105374353 RNF4 ENSG00000250623 NAT8L
GH04F002361 1.2 FANTOM5 ENCODE 11.1 -121.3 -121287 4.5 HDAC1 ATF1 PKNOX1 CREB3L1 ZBTB40 RAD21 YY1 KDM4B CREM CEBPB ZFYVE28 ENSG00000251148 MIR4800 MXD4 CFAP99 LOC105374353 RNF4 HAUS3 POLN MIR943
GH04F002393 1.2 Ensembl ENCODE 11 -151.8 -151837 1.2 HDGF ATF1 CREB3L1 GLIS2 ZNF766 GATA2 CBX5 ELK1 NCOA1 REST ZFYVE28 ENSG00000251148 MIR4800 MXD4 HAUS3 POLN RNF4 LOC105374353 MIR943 NELFA
GH04F002172 1.3 FANTOM5 Ensembl ENCODE 9.6 +69.3 69262 1.4 SOX13 SAP130 MAX RARA TEAD3 ZFHX2 NR2F6 CREM HOMEZ EGR2 ENSG00000250623 C4orf48 MIR943 NELFA POLN HAUS3 GC04M002157 GC04P002140
- Elite enhancer and/or Elite enhancer-gene association Download GeneHancer data dump

Enhancers around POLN on UCSC Golden Path with GeneCards custom track

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

Genomic Location for POLN Gene

2,071,918 bp from pter
2,242,164 bp from pter
170,247 bases
Minus strand

Genomic View for POLN Gene

Genes around POLN on UCSC Golden Path with GeneCards custom track

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

RefSeq DNA sequence for POLN Gene

Proteins for POLN Gene

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

    Protein Symbol:
    Recommended name:
    DNA polymerase nu
    Protein Accession:
    Secondary Accessions:
    • A2A336
    • B4E158
    • Q4TTW4
    • Q6ZNF4

    Protein attributes for POLN Gene

    900 amino acids
    Molecular mass:
    100307 Da
    Quaternary structure:
    No Data Available
    • Sequence=BAD18421.1; Type=Miscellaneous discrepancy; Note=Probable cloning artifact.; Evidence={ECO:0000305};

    Three dimensional structures from OCA and Proteopedia for POLN Gene

    Alternative splice isoforms for POLN Gene


neXtProt entry for POLN Gene

Post-translational modifications for POLN Gene

  • Modification sites at PhosphoSitePlus
  • Modification sites at neXtProt

Other Protein References for POLN Gene

ENSEMBL proteins:
REFSEQ proteins:

No data available for DME Specific Peptides for POLN Gene

Domains & Families for POLN Gene

Gene Families for POLN Gene

Suggested Antigen Peptide Sequences for POLN Gene

GenScript: Design optimal peptide antigens:

Graphical View of Domain Structure for InterPro Entry



  • Belongs to the DNA polymerase type-A family.
  • Belongs to the DNA polymerase type-A family.
genes like me logo Genes that share domains with POLN: view

Function for POLN Gene

Molecular function for POLN Gene

UniProtKB/Swiss-Prot CatalyticActivity:
Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1).

Enzyme Numbers (IUBMB) for POLN Gene

Gene Ontology (GO) - Molecular Function for POLN Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0003676 nucleic acid binding IEA --
GO:0003677 DNA binding IEA --
GO:0003887 DNA-directed DNA polymerase activity TAS --
GO:0005515 protein binding IPI 19995904
GO:0008409 5-3 exonuclease activity IBA --
genes like me logo Genes that share ontologies with POLN: view
genes like me logo Genes that share phenotypes with POLN: view

Animal Model Products

miRNA for POLN Gene

miRTarBase miRNAs that target POLN

Inhibitory RNA Products

Clone Products

  • Addgene plasmids for POLN

Flow Cytometry Products

No data available for Human Phenotype Ontology , Animal Models , Transcription Factor Targets and HOMER Transcription for POLN Gene

Localization for POLN Gene

Subcellular locations from UniProtKB/Swiss-Prot for POLN Gene

Subcellular locations from

Extracellular space Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi Apparatus Nucleus Mitochondrion 0 1 2 3 4 5 Confidence
COMPARTMENTS Subcellular localization image for POLN gene
Compartment Confidence
nucleus 5
cytosol 2

Gene Ontology (GO) - Cellular Components for POLN Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0005634 nucleus IEA,IDA 12794064
GO:0005654 nucleoplasm TAS --
GO:0005730 NOT nucleolus IDA 12794064
GO:0005737 cytoplasm IBA --
genes like me logo Genes that share ontologies with POLN: view

Pathways & Interactions for POLN Gene

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

Pathways by source for POLN Gene

2 Reactome pathways for POLN Gene
1 KEGG pathway for POLN Gene

Gene Ontology (GO) - Biological Process for POLN Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0000724 double-strand break repair via homologous recombination IMP 19995904
GO:0006260 DNA replication IEA --
GO:0006261 DNA-dependent DNA replication IBA --
GO:0006281 DNA repair IEA --
GO:0006974 cellular response to DNA damage stimulus IEA --
genes like me logo Genes that share ontologies with POLN: view

No data available for SIGNOR curated interactions for POLN Gene

Drugs & Compounds for POLN Gene

(1) Additional Compounds for POLN Gene - From: HMDB

Name Synonyms Role CAS Number PubChem IDs PubMed IDs
  • (4-)Diphosphoric acid ion
  • (P2O74-)Diphosphate
  • Diphosphate
  • Diphosphoric acid
  • PPi
genes like me logo Genes that share compounds with POLN: view

Transcripts for POLN Gene

Unigene Clusters for POLN Gene

Polymerase (DNA directed) nu:
Representative Sequences:

Inhibitory RNA Products

Clone Products

  • Addgene plasmids for POLN

Flow Cytometry Products

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

No ASD Table

Relevant External Links for POLN Gene

GeneLoc Exon Structure for
ECgene alternative splicing isoforms for

Expression for POLN Gene

mRNA expression in normal human tissues from GTEx, Illumina, BioGPS, and SAGE for POLN Gene

Protein differential expression in normal tissues from HIPED for POLN Gene

This gene is overexpressed in Pancreatic juice (45.7), Plasma (13.7), and Tlymphocyte (8.9).

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

Protein tissue co-expression partners for POLN Gene

- Elite partner

NURSA nuclear receptor signaling pathways regulating expression of POLN Gene:


SOURCE GeneReport for Unigene cluster for POLN Gene:


mRNA Expression by UniProt/SwissProt for POLN Gene:

Tissue specificity: Highly expressed in testis and heart. Weakly expressed in skeletal muscle.
genes like me logo Genes that share expression patterns with POLN: view

Primer Products

No data available for mRNA expression in embryonic tissues and stem cells from LifeMap Discovery and mRNA differential expression in normal tissues for POLN Gene

Orthologs for POLN Gene

This gene was present in the common ancestor of animals and fungi.

Orthologs for POLN Gene

Organism Taxonomy Gene Similarity Type Details
(Pan troglodytes)
Mammalia POLN 35
  • 98 (a)
(Canis familiaris)
Mammalia POLN 35
  • 74 (a)
(Mus musculus)
Mammalia Poln 35
  • 73 (a)
(Bos Taurus)
Mammalia POLN 35
  • 71 (a)
(Monodelphis domestica)
Mammalia POLN 35
  • 59 (a)
(Ornithorhynchus anatinus)
Mammalia -- 35
(Gallus gallus)
Aves POLN 35
  • 49 (a)
(Danio rerio)
Actinopterygii poln 34
  • 55.96 (n)
haus3 35
  • 32 (a)
(Caenorhabditis elegans)
Secernentea helq-1 35
  • 6 (a)
baker's yeast
(Saccharomyces cerevisiae)
Saccharomycetes BRR2 35
  • 4 (a)
Species where no ortholog for POLN was found in the sources mined by GeneCards:
  • A. gosspyii yeast (Ashbya gossypii)
  • Actinobacteria (Mycobacterium tuberculosis)
  • African clawed frog (Xenopus laevis)
  • African malaria mosquito (Anopheles gambiae)
  • 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)
  • fruit fly (Drosophila melanogaster)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • K. lactis yeast (Kluyveromyces lactis)
  • lizard (Anolis carolinensis)
  • 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)
  • rat (Rattus norvegicus)
  • rice (Oryza sativa)
  • 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)
  • thale cress (Arabidopsis thaliana)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)
  • tropical clawed frog (Silurana tropicalis)
  • wheat (Triticum aestivum)

Evolution for POLN Gene

Gene Tree for POLN (if available)
Gene Tree for POLN (if available)

Paralogs for POLN Gene

Paralogs for POLN Gene

genes like me logo Genes that share paralogs with POLN: view

Variants for POLN Gene

Sequence variations from dbSNP and Humsavar for POLN Gene

SNP ID Clin Chr 04 pos Sequence Context AA Info Type
rs193920976 Uncertain significance 2,081,674(-) ACTCC(A/G)GGCAC reference, missense
rs10000953 -- 2,182,592(+) gcact(C/T)agttt intron-variant
rs10002583 -- 2,193,226(+) TCATT(A/G)CCAAA reference, synonymous-codon
rs10002609 -- 2,190,939(+) tagta(C/T)agcca intron-variant
rs10003252 -- 2,193,938(+) AATGT(A/G)CCTTG intron-variant

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

Variant ID Type Subtype PubMed ID
nsv966248 CNV duplication 23825009
nsv949757 CNV deletion 24416366
nsv829838 CNV loss 17160897
nsv822441 CNV loss 20364138
nsv526094 CNV loss 19592680
nsv520780 CNV gain 19592680
nsv477892 CNV novel sequence insertion 20440878
nsv4198 CNV insertion 18451855
nsv291967 CNV deletion 16902084
nsv1131758 CNV deletion 24896259
nsv1128020 CNV deletion 24896259
nsv1009347 CNV gain 25217958
esv3364243 CNV duplication 20981092
esv2726835 CNV deletion 23290073
esv2583887 CNV insertion 19546169
esv1032770 CNV insertion 17803354
dgv8909n54 CNV loss 21841781

Variation tolerance for POLN Gene

Residual Variation Intolerance Score: 95.8% of all genes are more intolerant (likely to be disease-causing)
Gene Damage Index Score: 13.19; 95.20% of all genes are more intolerant (likely to be disease-causing)

Relevant External Links for POLN Gene

SNPedia medical, phenotypic, and genealogical associations of SNPs for

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

Disorders for POLN Gene

Relevant External Links for POLN

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

No disorders were found for POLN Gene.

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

Publications for POLN Gene

  1. POLN, a nuclear PolA family DNA polymerase homologous to the DNA cross-link sensitivity protein Mus308. (PMID: 12794064) Marini F. … Wood R.D. (J. Biol. Chem. 2003) 2 3 4 22 64
  2. A comprehensive genetic association study of Alzheimer disease in African Americans. (PMID: 22159054) Logue M.W. … Farrer L.A. (Arch. Neurol. 2011) 3 46 64
  3. Personalized smoking cessation: interactions between nicotine dose, dependence and quit-success genotype score. (PMID: 20379614) Rose J.E. … Uhl G.R. (Mol. Med. 2010) 3 46 64
  4. Evidence for the involvement of human DNA polymerase N in the repair of DNA interstrand cross-links. (PMID: 19908865) Zietlow L. … Bessho T. (Biochemistry 2009) 3 22 64
  5. Complete sequencing and characterization of 21,243 full-length human cDNAs. (PMID: 14702039) Ota T. … Sugano S. (Nat. Genet. 2004) 3 4 64

Products for POLN Gene

Sources for POLN Gene

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