Nucleolin

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Nucleolin

PDB rendering based on 2fc8.
Identifiers
Symbols NCL; C23; FLJ45706; FLJ59041
External IDs OMIM164035 HomoloGene21821 GeneCards: NCL Gene
RNA expression pattern
PBB GE NCL 200610 s at tn.png
More reference expression data
Orthologs
Species Human Mouse
Entrez 4691 n/a
Ensembl ENSG00000115053 n/a
UniProt P19338 n/a
RefSeq (mRNA) NM_005381 n/a
RefSeq (protein) NP_005372 n/a
Location (UCSC) Chr 2:
232.32 – 232.35 Mb
n/a
PubMed search [1] n/a

Nucleolin is a protein that in humans is encoded by the NCL gene.[1][2]

Contents

[edit] Gene

The human NCL gene is located on chromosome 2 and consists of 14 exons with 13 introns and spans approximately 11kb. The intron 11 of the NCL gene encodes a small nucleolar RNA, termed U20.[3]

[edit] Function

Nucleolin (NCL), a eukaryotic nucleolar phosphoprotein, is involved in the synthesis and maturation of ribosomes.[3] The protein is located mainly in dense fibrillar regions of the nucleolus.

[edit] Clinical significance

Midkine and pleiotrophin bind to cell-surface nucleolin as a low affinity receptor. This binding can inhibit HIV infection.[4][5]

[edit] Interactions

Nucleolin has been shown to interact with PPP1CB,[6] Centaurin, alpha 1,[7] CSNK2A2,[8] Sjogren syndrome antigen B,[9] TOP1,[10][11] P53,[12] S100A11,[13] NPM1[14], Telomerase reverse transcriptase[15], and HuR[16].

[edit] References

  1. ^ Srivastava M, McBride OW, Fleming PJ, Pollard HB, Burns AL (October 1990). "Genomic organization and chromosomal localization of the human nucleolin gene". J Biol Chem 265 (25): 14922–31. PMID 2394707. 
  2. ^ Erard MS, Belenguer P, Caizergues-Ferrer M, Pantaloni A, Amalric F (October 1988). "A major nucleolar protein, nucleolin, induces chromatin decondensation by binding to histone H1". Eur J Biochem 175 (3): 525–30. doi:10.1111/j.1432-1033.1988.tb14224.x. PMID 3409881. 
  3. ^ a b "Entrez Gene: NCL nucleolin". http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=4691. 
  4. ^ Said EA, Krust B, Nisole S, Svab J, Briand JP, Hovanessian AG (October 2002). "The anti-HIV cytokine midkine binds the cell surface-expressed nucleolin as a low affinity receptor". J. Biol. Chem. 277 (40): 37492–502. doi:10.1074/jbc.M201194200. PMID 12147681. 
  5. ^ Said EA, Courty J, Svab J, Delbé J, Krust B, Hovanessian AG (September 2005). "Pleiotrophin inhibits HIV infection by binding the cell surface-expressed nucleolin". FEBS J. 272 (18): 4646–59. doi:10.1111/j.1742-4658.2005.04870.x. PMID 16156786. 
  6. ^ Morimoto, Hiroyuki; Okamura Hirohiko, Haneji Tatsuji (September 2002). "Interaction of protein phosphatase 1 delta with nucleolin in human osteoblastic cells". J. Histochem. Cytochem. (United States) 50 (9): 1187–93. doi:10.1177/002215540205000905. ISSN 0022-1554. PMID 12185196. 
  7. ^ Dubois, Thierry; Zemlickova Eva, Howell Steven, Aitken Alastair (February 2003). "Centaurin-alpha 1 associates in vitro and in vivo with nucleolin". Biochem. Biophys. Res. Commun. (United States) 301 (2): 502–8. doi:10.1016/S0006-291X(02)03010-3. ISSN 0006-291X. PMID 12565890. 
  8. ^ Li, D; Dobrowolska G, Krebs E G (June 1996). "The physical association of casein kinase 2 with nucleolin". J. Biol. Chem. (UNITED STATES) 271 (26): 15662–8. doi:10.1074/jbc.271.26.15662. ISSN 0021-9258. PMID 8663258. 
  9. ^ Fouraux, Michael A; Bouvet Philippe, Verkaart Sjoerd, van Venrooij Walther J, Pruijn Ger J M (July 2002). "Nucleolin associates with a subset of the human Ro ribonucleoprotein complexes". J. Mol. Biol. (England) 320 (3): 475–88. doi:10.1016/S0022-2836(02)00518-1. ISSN 0022-2836. PMID 12096904. 
  10. ^ Haluska, P; Saleem A, Edwards T K, Rubin E H (April 1998). "Interaction between the N-terminus of human topoisomerase I and SV40 large T antigen". Nucleic Acids Res. (ENGLAND) 26 (7): 1841–7. doi:10.1093/nar/26.7.1841. ISSN 0305-1048. PMC 147454. PMID 9512561. http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=147454. 
  11. ^ Bharti, A K; Olson M O, Kufe D W, Rubin E H (January 1996). "Identification of a nucleolin binding site in human topoisomerase I". J. Biol. Chem. (UNITED STATES) 271 (4): 1993–7. doi:10.1074/jbc.271.4.1993. ISSN 0021-9258. PMID 8567649. 
  12. ^ Daniely, Yaron; Dimitrova Diana D, Borowiec James A (August 2002). "Stress-Dependent Nucleolin Mobilization Mediated by p53-Nucleolin Complex Formation". Mol. Cell. Biol. (United States) 22 (16): 6014–22. doi:10.1128/MCB.22.16.6014-6022.2002. ISSN 0270-7306. PMC 133981. PMID 12138209. http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=133981. 
  13. ^ Sakaguchi, Masakiyo; Miyazaki Masahiro, Takaishi Mikiro, Sakaguchi Yoshihiko, Makino Eiichi, Kataoka Noriyuki, Yamada Hidenori, Namba Masayoshi, Huh Nam-ho (November 2003). "S100C/A11 is a key mediator of Ca2+-induced growth inhibition of human epidermal keratinocytes". J. Cell Biol. (United States) 163 (4): 825–35. doi:10.1083/jcb.200304017. ISSN 0021-9525. PMC 2173690. PMID 14623863. http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=2173690. 
  14. ^ Li, Y P; Busch R K, Valdez B C, Busch H (April 1996). "C23 interacts with B23, a putative nucleolar-localization-signal-binding protein". Eur. J. Biochem. (GERMANY) 237 (1): 153–8. doi:10.1111/j.1432-1033.1996.0153n.x. ISSN 0014-2956. PMID 8620867. 
  15. ^ Khurts, Shilagardi; Masutomi Kenkichi, Delgermaa Luvsanjav, Arai Kuniaki, Oishi Naoki, Mizuno Hideki, Hayashi Naoyuki, Hahn William C, Murakami Seishi (December 2004). "Nucleolin interacts with telomerase". J. Biol. Chem. (United States) 279 (49): 51508–15. doi:10.1074/jbc.M407643200. ISSN 0021-9258. PMID 15371412. 
  16. ^ Tominaga, K; Srikantan S, Lee EK, Subaran SS, Martindale JL, Abdelmohsen K, Gorospe M (August 2011). "Competitive Regulation of Nucleolin Expression by HuR and miR-494". Mol. Cell. Biol. (United States) 31 (20): 4219–31. PMID 21859890. 

[edit] Further reading



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