polynucleotide kinase 3'-phosphatase
Ultimo aggiornamento 19 Apr 2023
Rispetta le linee guida editoriali
- ScaricaScarica
- Condividi
- Language
- Discussione
- Versione audio
- Aggiungi alle fonti preferite su Google
L PNKP gene provides instructions for making the polynucleotide kinase-phosphatase (PNKP) enzyme. This enzyme is critical for repairing broken strands of DNA molecules. It can help fix damage that affects one DNA strand (single-strand breaks) or both strands (double-strand breaks). At the site of the damage, the PNKP enzyme modifies the broken ends of the DNA strands so that they can be joined back together.
Normal function
L PNKP gene provides instructions for making the polynucleotide kinase-phosphatase (PNKP) enzyme. This enzyme is critical for repairing broken strands of DNA molecules. It can help fix damage that affects one DNA strand (single-strand breaks) or both strands (double-strand breaks). At the site of the damage, the PNKP enzyme modifies the broken ends of the DNA strands so that they can be joined back together.
Conditions referring to this gene or chromosome
Altri nomi
AOA4
bifunctional polynucleotide phosphatase/kinase
DNA 5'-kinase/3'-phosphatase
EIEE10
Homo sapiens polynucleotide kinase 3'-phosphatase (PNKP)
MCSZ
PNK
Related patient information and medicines

Patient information leaflet
Cancro primario al fegato
It is not likely to be curative for primary liver cancer but may shrink the tumour down to slow the progression of the disease. There are new medicines being developed for the treatment of liver cancer. For example, sorafenib is a type of medicine called a multi-targeted kinase inhibitor. It interferes with the growth of cancer cells. Research has.

Patient information leaflet
Distrofia muscolare
Usu... Also, if a child has delayed motor milestones (as mentioned above), a doctor may advise testing for MD, even though the problem could be due to another cause. MD may be diagnosed using one or more of the following tests: A sangue test for creatine kinase (CK) - in many types of MD, dello sangue level of CK is very high. A muscle biopsy - this.

Patient information leaflet
Cancro alla bocca
Cancro alla bocca è a cancer that can develop in any part of the mouth, including the tongue, the gums, the palate (roof of the mouth), under the tongue, the skin lining the mouth or the lips. Mouth cancer is also sometimes called oral cancer. Worldwide it is the sixth most common cancer. Although mouth cancer is uncommon in the UK, it seems to be.

Patient information leaflet
Cancro ai testicoli
Cancro ai testicoli è a cancer that arises da a testicle (testis). Around half of all cases occur in men aged under 35 but testicular cancer rarely occurs before puberty. Another useful test i... The tumour markers commonly tested for are alpha-fetoprotein (AFP), beta human chorionic gonadotrophin (beta-hCG), lactic dehydrogenase (LDH) and.

Patient information leaflet
Test di funzionalità epatica
What are liver function tests used for. Liver function tests are aimed at giving a picture of the 'state' of your liver. They are a sensitive way of looking for liver strain or liver damage, as they often show this well before you get any symptoms or problems with your liver. Transferases (AST or SGOT and ALT or SGPT). Gamma GT. Creatine kinase..

Patient information leaflet
Disordini di accumulo di glicogeno
Disordini di accumulo di glicogeno are a group of inherited diseases. They result from a problem with one of the proteins (known as enzymes) involved in the conversion of glucose to glycogen, or the breakdown of glycogen back into glucose. They mostly tend to affect your liver and muscles. Most are diagnosed in childhood. Symptoms include weakness,.
Ulteriori letture e riferimenti
- polynucleotide kinase 3'-phosphatase; MedlinePlus, National Library of Medicine.
- Aceytuno RD, Piett CG, Havali-Shahriari Z, Edwards RA, Rey M, Ye R, Javed F, Fang S, Mani R, Weinfeld M, Hammel M, Tainer JA, Schriemer DC, Lees-Miller SP, Glover JNM. Structural and functional characterization of the PNKP-XRCC4-LigIV DNA repair complex. Nucleic Acids Res. 2017 Jun 2;45(10):6238-6251. doi: 10.1093/nar/gkx275.
- Bras J, Alonso I, Barbot C, Costa MM, Darwent L, Orme T, Sequeiros J, Hardy J, Coutinho P, Guerreiro R. Mutations in PNKP cause recessive ataxia with oculomotor apraxia type 4. Am J Hum Genet. 2015 Mar 5;96(3):474-9. doi: 10.1016/j.ajhg.2015.01.005. Epub 2015 Feb 26.
- Breslin C, Mani RS, Fanta M, Hoch N, Weinfeld M, Caldecott KW. The Rev1 interacting region (RIR) motif in the scaffold protein XRCC1 mediates a low-affinity interaction with polynucleotide kinase/phosphatase (PNKP) during DNA single-strand break repair. J Biol Chem. 2017 Sep 29;292(39):16024-16031. doi: 10.1074/jbc.M117.806638. Epub 2017 Aug 16.
- Dumitrache LC, McKinnon PJ. Polynucleotide kinase-phosphatase (PNKP) mutations and neurologic disease. Mech Ageing Dev. 2017 Jan;161(Pt A):121-129. doi: 10.1016/j.mad.2016.04.009. Epub 2016 Apr 26.
- Poulton C, Oegema R, Heijsman D, Hoogeboom J, Schot R, Stroink H, Willemsen MA, Verheijen FW, van de Spek P, Kremer A, Mancini GM. Progressive cerebellar atrophy and polyneuropathy: expanding the spectrum of PNKP mutations. Neurogenetics. 2013 Feb;14(1):43-51. doi: 10.1007/s10048-012-0351-8. Epub 2012 Dec 9.
- Reynolds JJ, Walker AK, Gilmore EC, Walsh CA, Caldecott KW. Impact of PNKP mutations associated with microcephaly, seizures and developmental delay on enzyme activity and DNA strand break repair. Nucleic Acids Res. 2012 Aug;40(14):6608-19. doi: 10.1093/nar/gks318. Epub 2012 Apr 15.
- Shen J, Gilmore EC, Marshall CA, Haddadin M, Reynolds JJ, Eyaid W, Bodell A, Barry B, Gleason D, Allen K, Ganesh VS, Chang BS, Grix A, Hill RS, Topcu M, Caldecott KW, Barkovich AJ, Walsh CA. Mutations in PNKP cause microcephaly, seizures and defects in DNA repair. Nat Genet. 2010 Mar;42(3):245-9. doi: 10.1038/ng.526. Epub 2010 Jan 31.
- Shimada M, Dumitrache LC, Russell HR, McKinnon PJ. Polynucleotide kinase-phosphatase enables neurogenesis via multiple DNA repair pathways to maintain genome stability. EMBO J. 2015 Oct 1;34(19):2465-80. doi: 10.15252/embj.201591363. Epub 2015 Aug 19.
- Weinfeld M, Mani RS, Abdou I, Aceytuno RD, Glover JN. Tidying up loose ends: the role of polynucleotide kinase/phosphatase in DNA strand break repair. Trends Biochem Sci. 2011 May;36(5):262-71. doi: 10.1016/j.tibs.2011.01.006. Epub 2011 Feb 25.
Partecipa alla conversazione
Condividi i tuoi pensieri o esperienze con gli altri nel nostro comunità di pazienti.

Chiedi, condividi, connettiti.
Esplora le discussioni, fai domande e condividi esperienze su centinaia di argomenti di salute.
Iscriviti alla newsletter di Patient
La tua dose settimanale di consigli sulla salute chiari e affidabili - scritti per aiutarti a sentirti informato, sicuro e in controllo.
Abbonandoti accetti i nostri Informativa sulla Privacy. Puoi annullare l'iscrizione in qualsiasi momento. Non vendiamo mai i tuoi dati.