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Xeroderma Pigmentosum B

Izvor: Wikipedija
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Identifikatori
SimboliERCC3; BTF2; GTF2H; RAD25; TFIIH; XPB
Vanjski IDOMIM133510 MGI95414 HomoloGene96 GeneCards: ERCC3 Gene
EC broj3.6.4.12
Pregled RNK izražavanja
podaci
Ortolozi
VrstaČovekMiš
Entrez207113872
EnsemblENSG00000163161ENSMUSG00000024382
UniProtP19447P49135
RefSeq (mRNA)NM_000122.1NM_133658.1
RefSeq (protein)NP_000113.1NP_598419.1
Lokacija (UCSC)Chr 2:
128.01 - 128.05 Mb
Chr 18:
32.4 - 32.43 Mb
PubMed pretraga[1][2]

XPB (Xeroderma Pigmentosum B) je ATP zavisna ljudska DNK helikaza koja je deo kompleksa TFIIH transkripcionog faktora. 3D struktura XPB homologa je kristalografski.[1]

Funkcija

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XPB učestvuje u normalnoj bazalnoj transkripciji, transkripciono spregnutoj popravci (TCR), i popravci isecanjem nukleotida (NER). Pokazano jed a prečišćeni XPB razvija DNK u 3’-5’ pravcu.

Interakcije

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XPB formira interakcije sa XPC,[2] BCR genom,[3] ERCC2,[4][5][6][7] P53,[8] GTF2H2,[4][5] GTF2H1,[4][5][9] GTF2H5,[4] ciklin zavisnom kinazom,[4][9][10] PSMC5[11] i GTF2H4.[4][5]

Literatura

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Reference

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  1. Fan L, Arvai A, Cooper P, Iwai S, Hanaoka F, Tainer J (2006). „Conserved XPB core structure and motifs for DNA unwinding: implications for pathway selection of transcription or excision repair”. Mol Cell 22 (1): 27–37. DOI:10.1016/j.molcel.2006.02.017. PMID 16600867. 
  2. Yokoi, M; Masutani C, Maekawa T, Sugasawa K, Ohkuma Y, Hanaoka F (March 2000). „The xeroderma pigmentosum group C protein complex XPC-HR23B plays an important role in the recruitment of transcription factor IIH to damaged DNA”. J. Biol. Chem. (UNITED STATES) 275 (13): 9870–5. DOI:10.1074/jbc.275.13.9870. ISSN 0021-9258. PMID 10734143. 
  3. Takeda, N; Shibuya M, Maru Y (January 1999). „The BCR-ABL oncoprotein potentially interacts with the xeroderma pigmentosum group B protein”. Proc. Natl. Acad. Sci. U.S.A. (UNITED STATES) 96 (1): 203–7. DOI:10.1073/pnas.96.1.203. ISSN 0027-8424. PMC 15117. PMID 9874796. 
  4. 4,0 4,1 4,2 4,3 4,4 4,5 Giglia-Mari, Giuseppina; Coin Frederic, Ranish Jeffrey A, Hoogstraten Deborah, Theil Arjan, Wijgers Nils, Jaspers Nicolaas G J, Raams Anja, Argentini Manuela, van der Spek P J, Botta Elena, Stefanini Miria, Egly Jean-Marc, Aebersold Ruedi, Hoeijmakers Jan H J, Vermeulen Wim (2004). „A new, tenth subunit of TFIIH is responsible for the DNA repair syndrome trichothiodystrophy group A”. Nat. Genet. (United States) 36 (7): 714–9. DOI:10.1038/ng1387. ISSN 1061-4036. PMID 15220921. 
  5. 5,0 5,1 5,2 5,3 Marinoni, J C; Roy R, Vermeulen W, Miniou P, Lutz Y, Weeda G, Seroz T, Gomez D M, Hoeijmakers J H, Egly J M (March 1997). „Cloning and characterization of p52, the fifth subunit of the core of the transcription/DNA repair factor TFIIH”. EMBO J. (ENGLAND) 16 (5): 1093–102. DOI:10.1093/emboj/16.5.1093. ISSN 0261-4189. PMC 1169708. PMID 9118947. 
  6. Drapkin, R; Reardon J T, Ansari A, Huang J C, Zawel L, Ahn K, Sancar A, Reinberg D (April 1994). „Dual role of TFIIH in DNA excision repair and in transcription by RNA polymerase II”. Nature (ENGLAND) 368 (6473): 769–72. DOI:10.1038/368769a0. ISSN 0028-0836. PMID 8152490. 
  7. Iyer, N; Reagan M S, Wu K J, Canagarajah B, Friedberg E C (February 1996). „Interactions involving the human RNA polymerase II transcription/nucleotide excision repair complex TFIIH, the nucleotide excision repair protein XPG, and Cockayne syndrome group B (CSB) protein”. Biochemistry (UNITED STATES) 35 (7): 2157–67. DOI:10.1021/bi9524124. ISSN 0006-2960. PMID 8652557. 
  8. Wang, X W; Yeh H, Schaeffer L, Roy R, Moncollin V, Egly J M, Wang Z, Freidberg E C, Evans M K, Taffe B G (June 1995). „p53 modulation of TFIIH-associated nucleotide excision repair activity”. Nat. Genet. (UNITED STATES) 10 (2): 188–95. DOI:10.1038/ng0695-188. ISSN 1061-4036. PMID 7663514. 
  9. 9,0 9,1 Rossignol, M; Kolb-Cheynel I, Egly J M (April 1997). „Substrate specificity of the cdk-activating kinase (CAK) is altered upon association with TFIIH”. EMBO J. (ENGLAND) 16 (7): 1628–37. DOI:10.1093/emboj/16.7.1628. ISSN 0261-4189. PMC 1169767. PMID 9130708. 
  10. Yee, A; Nichols M A, Wu L, Hall F L, Kobayashi R, Xiong Y (December 1995). „Molecular cloning of CDK7-associated human MAT1, a cyclin-dependent kinase-activating kinase (CAK) assembly factor”. Cancer Res. (UNITED STATES) 55 (24): 6058–62. ISSN 0008-5472. PMID 8521393. 
  11. Weeda, G; Rossignol M, Fraser R A, Winkler G S, Vermeulen W, van 't Veer L J, Ma L, Hoeijmakers J H, Egly J M (June 1997). „The XPB subunit of repair/transcription factor TFIIH directly interacts with SUG1, a subunit of the 26S proteasome and putative transcription factor”. Nucleic Acids Res. (ENGLAND) 25 (12): 2274–83. DOI:10.1093/nar/25.12.2274. ISSN 0305-1048. PMC 146752. PMID 9173976. 

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