NOL1

Last updated
NOP2
Identifiers
Aliases NOP2 , NOL1, NOP120, NSUN1, p120, NOP2 nucleolar protein
External IDs OMIM: 164031 MGI: 107891 HomoloGene: 135865 GeneCards: NOP2
Orthologs
SpeciesHumanMouse
Entrez
Ensembl
UniProt
RefSeq (mRNA)

NM_001033714
NM_001258308
NM_001258309
NM_001258310
NM_006170

Contents

NM_138747

RefSeq (protein)

NP_001028886
NP_001245237
NP_001245238
NP_001245239
NP_006161

n/a

Location (UCSC) Chr 12: 6.56 – 6.57 Mb Chr 6: 125.11 – 125.12 Mb
PubMed search [3] [4]
Wikidata
View/Edit Human View/Edit Mouse

Putative ribosomal RNA methyltransferase NOP2 is an enzyme that in humans is encoded by the NOP2 gene. [5] [6]

The protein encoded by this gene is a nucleolar antigen expressed in proliferating cells. It is not detectable in non-proliferating normal tissue but is detectable in many human tumors. [7]

Overexpression of p120 leads to malignant transformation of 3T3 cells while treatment with antisense p120 mRNA causes the transformed cells to revert to their original non-malignant phenotype. [8] The p120 protein displays a dramatic increase in expression at the G1/S transition suggesting that p120 regulates the cell cycle and nucleolar activity that is required for cell proliferation. [9]

Interactions

NOL1 has been shown to interact with MCRS1. [10]

Related Research Articles

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Guanine nucleotide-binding protein-like 3, also known as nucleostemin, is a protein that in humans is encoded by the GNL3 gene. It is found within the nucleolus that binds p53. Nucleostemin regulates the cell cycle and affects cell differentiation, decreasing in amount as this differentiation progresses. It is a marker for many stem cells and cancer cells.

<span class="mw-page-title-main">BOP1</span> Protein-coding gene in the species Homo sapiens

Ribosome biogenesis protein BOP1 is a protein that in humans is encoded by the BOP1 gene. It is a WD40 repeat-containing nucleolar protein involved in rRNA processing, thereby controlling the cell cycle. It is required for the maturation of the 25S and 5.8S ribosomal RNAs. It may serve as an essential factor in ribosome formation that coordinates processing of the spacer regions in pre-rRNA.

<span class="mw-page-title-main">DDX21</span> Protein-coding gene in the species Homo sapiens

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<span class="mw-page-title-main">EBNA1BP2</span> Protein-coding gene in the species Homo sapiens

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<span class="mw-page-title-main">JUB (gene)</span> Protein-coding gene in the species Homo sapiens

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<span class="mw-page-title-main">POLD3</span> Protein-coding gene in the species Homo sapiens

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Nucleolar protein 8 is a protein that in humans is encoded by the NOL8 gene.

<span class="mw-page-title-main">NSUN5</span> Protein-coding gene in the species Homo sapiens

Putative methyltransferase NSUN5 is an enzyme that in humans is encoded by the NSUN5 gene.

<span class="mw-page-title-main">Nucleolar and spindle associated protein 1</span> Protein-coding gene in the species Homo sapiens

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References

  1. 1 2 3 GRCh38: Ensembl release 89: ENSG00000111641 - Ensembl, May 2017
  2. 1 2 3 GRCm38: Ensembl release 89: ENSMUSG00000038279 - Ensembl, May 2017
  3. "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  5. Baens M, Chaffanet M, Aerssens J, Cassiman JJ, Marynen P (October 1994). "Assignment of the gene for the human proliferating cell nucleolar protein P120 (NOL1) to chromosome 12p13 by fluorescence in situ hybridization and polymerase chain reaction with somatic cell hybrids". Genomics. 21 (1): 296–7. doi:10.1006/geno.1994.1267. PMID   8088812.
  6. "Entrez Gene: NOL1 nucleolar protein 1, 120kDa".
  7. Freeman JW, Busch RK, Gyorkey F, Gyorkey P, Ross BE, Busch H (1 March 1988). "Identification and characterization of a human proliferation-associated nucleolar antigen with a molecular weight of 120,000 expressed in early G1 phase". Cancer Res. 48 (5): 1244–51. PMID   3422591.
  8. Perlaky L, Valdez BC, Busch RK, Larson RG, Jhiang SM, Zhang WW, Brattain M, Busch H (January 1992). "Increased growth of NIH/3T3 cells by transfection with human p120 complementary DNA and inhibition by a p120 antisense construct". Cancer Res. 52 (2): 428–36. PMID   1728415.
  9. Fonagy A, Swiderski C, Wilson A, Bolton W, Kenyon N, Freeman JW (January 1993). "Cell cycle regulated expression of nucleolar antigen P120 in normal and transformed human fibroblasts". J. Cell. Physiol. 154 (1): 16–27. doi:10.1002/jcp.1041540104. PMID   8419402. S2CID   45238441.
  10. Ren Y, Busch RK, Perlaky L, Busch H (May 1998). "The 58-kDa microspherule protein (MSP58), a nucleolar protein, interacts with nucleolar protein p120". Eur. J. Biochem. 253 (3): 734–42. doi: 10.1046/j.1432-1327.1998.2530734.x . PMID   9654073.

Further reading