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protein coding gene - nsk1 (SPAC3G9.01) - Clp1-interacting, microtubule plus-end binding Nsk1

Gene summary

Standard name
nsk1
Systematic ID
SPAC3G9.01
Product
Clp1-interacting, microtubule plus-end binding Nsk1
Organism
Schizosaccharomyces pombe (fission yeast)
UniProt ID
Q7LL22
ORFeome ID
44/44D09
Characterisation status
biological role published
Feature type
mRNA gene
Genomic location
chromosome I: 3181430..3183327 reverse strand

Annotation

GO biological process

GO:0051315 - attachment of mitotic spindle microtubules to kinetochore

References:

GO:0098653 - centromere clustering

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GO cellular component

GO:0072686 - mitotic spindle

References:

GO:0044816 - Nsk1-Dlc1 complex

References:

GO:0005730 - nucleolus

References:

GO:0005654 - nucleoplasm

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GO:0005634 - nucleus

References:

GO:0000940 - outer kinetochore

References:

GO:0061499 - outer plaque of mitotic spindle pole body

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GO molecular function

GO:0051010 - microtubule plus-end binding

References:

Modification

MOD:00046 - O-phospho-L-serine

References:

MOD:00047 - O-phospho-L-threonine

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MOD:00048 - O4'-phospho-L-tyrosine

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MOD:00696 - phosphorylated residue

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Multi-locus phenotype

FYPO:0000141 - abnormal mitotic sister chromatid segregation

References:

Genotypes:

FYPO:0001840 - increased minichromosome loss during vegetative growth

References:

Genotypes:

FYPO:0002061 - inviable vegetative cell population

References:

Genotypes:

FYPO:0000324 - mitotic metaphase/anaphase transition delay

References:

Genotypes:

FYPO:0005728 - normal deactivation of mitotic spindle assembly checkpoint

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Genotypes:

FYPO:0006917 - normal onset of mitotic metaphase/anaphase transition

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Genotypes:

Quantitative gene expression

PBO:0006310 - protein level

References:

PBO:0011963 - RNA level

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Single locus phenotype

FYPO:0000141 - abnormal mitotic sister chromatid segregation

References:

Genotypes:

FYPO:0000443 - abnormal protein localization during vegetative growth

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Genotypes:

FYPO:0000502 - abnormally arrested mitotic cell cycle progression

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Genotypes:

FYPO:0006800 - decreased centromere clustering at nuclear periphery during mitotic interphase

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Genotypes:

FYPO:0003216 - decreased chromatin silencing at rDNA

References:

Genotypes:

FYPO:0004357 - decreased protein phosphorylation during mitosis

References:

Genotypes:

FYPO:0002636 - delayed onset of mitotic spindle elongation

References:

Genotypes:

FYPO:0002649 - elongated kinetochore during mitosis

References:

Genotypes:

FYPO:0002638 - increased activation of mitotic spindle assembly checkpoint

References:

Genotypes:

FYPO:0009077 - increased cell population growth on ethanol carbon source

References:

Genotypes:

FYPO:0004167 - increased cell population growth on glycerol carbon source

References:

Genotypes:

FYPO:0002639 - increased interkinetochore distance before mitotic anaphase

References:

Genotypes:

FYPO:0001840 - increased minichromosome loss during vegetative growth

References:

Genotypes:

FYPO:0001861 - increased minichromosome loss upon segregation during vegetative growth

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Genotypes:

FYPO:0000228 - lagging mitotic chromosomes

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Genotypes:

FYPO:0006518 - loss of viability in G0

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Genotypes:

FYPO:0002651 - merotelic kinetochore attachment

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Genotypes:

FYPO:0000324 - mitotic metaphase/anaphase transition delay

References:

Genotypes:

FYPO:0007553 - normal G1 to G0 transition

References:

Genotypes:

FYPO:0004329 - normal mitotic rDNA separation

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Genotypes:

FYPO:0002965 - normal protein localization to nucleolus

References:

Genotypes:

FYPO:0000067 - resistance to brefeldin A

References:

Genotypes:

FYPO:0000763 - resistance to cadmium

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Genotypes:

FYPO:0009085 - resistance to lithium chloride and sodium dodecyl sulfate

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Genotypes:

FYPO:0009087 - resistance to magnesium chloride and sodium dodecyl sulfate

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Genotypes:

FYPO:0001034 - resistance to tunicamycin

References:

Genotypes:

FYPO:0007808 - resistance to valproic acid

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Genotypes:

FYPO:0000084 - sensitive to 6-azauracil

References:

Genotypes:

FYPO:0001701 - sensitive to bortezomib

References:

Genotypes:

FYPO:0007931 - sensitive to egtazic acid

References:

Genotypes:

FYPO:0007924 - sensitive to potassium chloride and sodium dodecyl sulfate

References:

Genotypes:

FYPO:0000091 - sensitive to thiabendazole

References:

Genotypes:

FYPO:0003656 - sensitive to vanadate

References:

Genotypes:

FYPO:0001234 - slow vegetative cell population growth

References:

Genotypes:

FYPO:0002650 - split kinetochore during vegetative growth

References:

Genotypes:

FYPO:0002060 - viable vegetative cell population

References:

Genotypes:

FYPO:0002177 - viable vegetative cell with normal cell morphology

References:

Genotypes:

FYPO:0002176 - viable vegetative cell with normal cell size

References:

Genotypes:

Taxonomic conservation

PBO:0016885 - Schizosaccharomyces specific

Protein features

IDNameInterPro nameDB name
CoilCoilCOILS
mobidb-lite-Disorderdisorder_predictionMOBIDB-Disorder
mobidb-lite-Polardisorder_predictionMOBIDB-Polar
mobidb-lite-Polyampholytedisorder_predictionMOBIDB-Polyampholyte
mobidb-lite-Positive-Polyelectrolytedisorder_predictionMOBIDB-Positive-Polyelectrolyte

References / Literature

PMID:33823663 - A TOR (target of rapamycin) and nutritional phosphoproteome of fission yeast reveals novel targets in networks conserved in humans.
Halova L et al. Open Biol 2021 Apr;11(4):200405
PMID:39476757 - Characterization of Ksg1 protein kinase-dependent phosphoproteome in the fission yeast S. pombe.
Cipak L et al. Biochem Biophys Res Commun 2024 Oct 25;736:150895
PMID:39367033 - Quantitative proteomics and phosphoproteomics profiling of meiotic divisions in the fission yeast Schizosaccharomyces pombe.
Sivakova B et al. Sci Rep 2024 Oct 04;14(1):23105
PMID:26173815 - Genome-wide screen of fission yeast mutants for sensitivity to 6-azauracil, an inhibitor of transcriptional elongation.
Zhou H et al. Yeast 2015 Oct;32(10):643-55
PMID:40406582 - The Schizosaccharomyces pombe nucleolar protein Nsk1 modulates rDNA silencing during interphase.
Chen JS et al. MicroPubl Biol 2025;2025
PMID:28974540 - The fission yeast nucleoporin Alm1 is required for proteasomal degradation of kinetochore components.
Salas-Pino S et al. J Cell Biol 2017 Nov 06;216(11):3591-3608
PMID:26771498 - A Proteome-wide Fission Yeast Interactome Reveals Network Evolution Principles from Yeasts to Human.
Vo TV et al. Cell 2016 Jan 14;164(1-2):310-323
PMID:22681890 - Hierarchical modularity and the evolution of genetic interactomes across species.
Ryan CJ et al. Mol Cell 2012 Jun 08;46(5):691-704
PMID:33260998 - High-Throughput Flow Cytometry Combined with Genetic Analysis Brings New Insights into the Understanding of Chromatin Regulation of Cellular Quiescence.
Zahedi Y et al. Int J Mol Sci 2020 Nov 27;21(23)
PMID:22065639 - Cdk1 phosphorylation of the kinetochore protein Nsk1 prevents error-prone chromosome segregation.
Chen JS et al. J Cell Biol 2011 Nov 14;195(4):583-93
PMID:20473289 - Analysis of a genome-wide set of gene deletions in the fission yeast Schizosaccharomyces pombe.
Kim DU et al. Nat Biotechnol 2010 Jun;28(6):617-623
PMID:30726745 - Fission Yeast NDR/LATS Kinase Orb6 Regulates Exocytosis via Phosphorylation of the Exocyst Complex.
Tay YD et al. Cell Rep 2019 Feb 05;26(6):1654-1667.e7
PMID:21760946 - Identification of genes affecting the toxicity of anti-cancer drug bortezomib by genome-wide screening in S. pombe.
Takeda K et al. PLoS One 2011;6(7):e22021
PMID:22521786 - Phosphodependent recruitment of Bub1 and Bub3 to Spc7/KNL1 by Mph1 kinase maintains the spindle checkpoint.
Shepperd LA et al. Curr Biol 2012 May 22;22(10):891-9
PMID:25452419 - Parallel profiling of fission yeast deletion mutants for proliferation and for lifespan during long-term quiescence.
Sideri T et al. G3 (Bethesda) 2014 Dec 01;5(1):145-55
PMID:23697806 - A genome-wide resource of cell cycle and cell shape genes of fission yeast.
Hayles J et al. Open Biol 2013 May 22;3(5):130053
PMID:23101633 - Quantitative analysis of fission yeast transcriptomes and proteomes in proliferating and quiescent cells.
Marguerat S et al. Cell 2012 Oct 26;151(3):671-83
PMID:21931816 - Global gene expression analysis of fission yeast mutants impaired in Ser-2 phosphorylation of the RNA pol II carboxy terminal domain.
Saberianfar R et al. PLoS One 2011;6(9):e24694
PMID:23297348 - Comprehensive proteomics analysis reveals new substrates and regulators of the fission yeast clp1/cdc14 phosphatase.
Chen JS et al. Mol Cell Proteomics 2013 May;12(5):1074-86
PMID:25720772 - Quantitative phosphoproteomics reveals pathways for coordination of cell growth and division by the conserved fission yeast kinase pom1.
Kettenbach AN et al. Mol Cell Proteomics 2015 May;14(5):1275-87
PMID:27984725 - CDK Substrate Phosphorylation and Ordering the Cell Cycle.
Swaffer MP et al. Cell 2016 Dec 15;167(7):1750-1761.e16
PMID:27618268 - Bub3-Bub1 Binding to Spc7/KNL1 Toggles the Spindle Checkpoint Switch by Licensing the Interaction of Bub1 with Mad1-Mad2.
Mora-Santos MD et al. Curr Biol 2016 Oct 10;26(19):2642-2650
PMID:29996109 - Quantitative Phosphoproteomics Reveals the Signaling Dynamics of Cell-Cycle Kinases in the Fission Yeast Schizosaccharomyces pombe.
Swaffer MP et al. Cell Rep 2018 Jul 10;24(2):503-514
PMID:24763107 - Absolute proteome and phosphoproteome dynamics during the cell cycle of Schizosaccharomyces pombe (Fission Yeast).
Carpy A et al. Mol Cell Proteomics 2014 Aug;13(8):1925-36
PMID:21712547 - Mitotic substrates of the kinase aurora with roles in chromatin regulation identified through quantitative phosphoproteomics of fission yeast.
Koch A et al. Sci Signal 2011 Jun 28;4(179):rs6
PMID:37787768 - Broad functional profiling of fission yeast proteins using phenomics and machine learning.
Rodríguez-López M et al. Elife 2023 Oct 03;12
PMID:16823372 - ORFeome cloning and global analysis of protein localization in the fission yeast Schizosaccharomyces pombe.
Matsuyama A et al. Nat Biotechnol 2006 Jul;24(7):841-7
PMID:21965289 - Nsk1 ensures accurate chromosome segregation by promoting association of kinetochores to spindle poles during anaphase B.
Buttrick GJ et al. Mol Biol Cell 2011 Dec;22(23):4486-502