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protein coding gene - cut2 (SPBC14C8.01c) - sister chromatid separation inhibitor, securin

Gene summary

Standard name
cut2
Systematic ID
SPBC14C8.01c
Product
sister chromatid separation inhibitor, securin
Organism
Schizosaccharomyces pombe (fission yeast)
Synonyms
SPBC1815.02c
UniProt ID
P21135
ORFeome ID
40/40B04
Characterisation status
biological role published
Feature type
mRNA gene
Genomic location
chromosome II: 2203000..2204216 reverse strand

Annotation

Comment

PBO:0003951 - target of APC complex

PBO:0007850 - target of nuclear proteasome

GO biological process

GO:0006974 - DNA damage response

References:

GO:0140013 - meiotic nuclear division

References:

GO:2000816 - negative regulation of mitotic sister chromatid separation

References:

GO cellular component

GO:0005737 - cytoplasm

References:

GO:0072687 - meiotic spindle

References:

GO:0005634 - nucleus

References:

GO:1990520 - separase-securin complex

References:

GO molecular function

GO:0004866 - endopeptidase inhibitor activity

References:

Modification

MOD:00046 - O-phospho-L-serine

References:

MOD:00047 - O-phospho-L-threonine

References:

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

References:

MOD:00696 - phosphorylated residue

References:

MOD:01148 - ubiquitinylated lysine

References:

Multi-locus phenotype

FYPO:0000620 - abnormal cell cycle arrest in mitotic metaphase

References:

Genotypes:

FYPO:0000681 - abnormal sporulation resulting in formation of two-spore ascus

References:

Genotypes:

FYPO:0001946 - abolished mitotic sister chromatid separation

References:

Genotypes:

FYPO:0000705 - abolished protein-protein interaction

References:

Genotypes:

FYPO:0001055 - cut following normal mitotic chromosome condensation

References:

Genotypes:

FYPO:0003165 - cut with abnormal chromosome segregation

References:

Genotypes:

FYPO:0007404 - decreased protein degradation during mitotic anaphase

References:

Genotypes:

FYPO:0005933 - decreased protein level during mitotic G1 phase

References:

Genotypes:

FYPO:0005443 - decreased proteolysis during vegetative growth

References:

Genotypes:

FYPO:0000255 - increased nuclear protein level during vegetative growth

References:

Genotypes:

FYPO:0004157 - increased protein level during mitosis

References:

Genotypes:

FYPO:0004108 - increased protein level during mitotic G1 phase

References:

Genotypes:

FYPO:0001042 - inviable after spore germination, single or double cell division

References:

Genotypes:

FYPO:0002151 - inviable spore

References:

Genotypes:

FYPO:0001489 - inviable vegetative cell

References:

Genotypes:

FYPO:0002061 - inviable vegetative cell population

References:

Genotypes:

FYPO:0003756 - multiple mitotic spindles with abolished sister chromatid separation

References:

Genotypes:

FYPO:0001513 - normal mitotic sister chromatid segregation

References:

Genotypes:

FYPO:0005925 - normal protein level during mitosis

References:

Genotypes:

FYPO:0001357 - normal vegetative cell population growth

References:

Genotypes:

FYPO:0000268 - sensitive to UV during vegetative growth

References:

Genotypes:

FYPO:0001234 - slow vegetative cell population growth

References:

Genotypes:

FYPO:0005440 - swollen elongated cell with enlarged nucleus

References:

Genotypes:

FYPO:0001491 - viable vegetative cell

References:

Genotypes:

FYPO:0002060 - viable vegetative cell population

References:

Genotypes:

Qualitative gene expression

PomGeneEx:0000019 - protein level decreased

References:

PomGeneEx:0000018 - protein level increased

References:

PomGeneEx:0000011 - RNA level increased

References:

Quantitative gene expression

PBO:0006310 - protein level

References:

PBO:0011963 - RNA level

References:

Single locus phenotype

FYPO:0000620 - abnormal cell cycle arrest in mitotic metaphase

References:

Genotypes:

FYPO:0001425 - abnormal negative regulation of mitotic DNA replication initiation resulting in complete rereplication

References:

Genotypes:

FYPO:0004481 - abolished cell population growth at high temperature

References:

Genotypes:

FYPO:0001946 - abolished mitotic sister chromatid separation

References:

Genotypes:

FYPO:0005928 - abolished protein polyubiquitination during vegetative growth

References:

Genotypes:

FYPO:0000705 - abolished protein-protein interaction

References:

Genotypes:

FYPO:0005377 - abolished proteolysis during vegetative growth

References:

Genotypes:

FYPO:0004418 - cut cell with decreased poly(A)+ mRNA export from nucleus

References:

Genotypes:

FYPO:0001055 - cut following normal mitotic chromosome condensation

References:

Genotypes:

FYPO:0003165 - cut with abnormal chromosome segregation

References:

Genotypes:

FYPO:0000082 - decreased cell population growth at high temperature

References:

Genotypes:

FYPO:0001407 - decreased cell population growth on glucose carbon source

References:

Genotypes:

FYPO:0004198 - decreased protein degradation during mitosis

References:

Genotypes:

FYPO:0001920 - decreased protein export from nucleus

References:

Genotypes:

FYPO:0001645 - decreased protein-protein interaction

References:

Genotypes:

FYPO:0005429 - decreased UV-damage excision repair during mitotic G2 phase

References:

Genotypes:

FYPO:0005428 - delayed onset of UV-damage excision repair

References:

Genotypes:

FYPO:0000344 - enlarged nucleus during vegetative growth

References:

Genotypes:

FYPO:0000274 - increased duration of mitotic M phase

References:

Genotypes:

FYPO:0001042 - inviable after spore germination, single or double cell division

References:

Genotypes:

FYPO:0003764 - inviable after spore germination, single or double cell division, arrest with aseptate mononucleate cell

References:

Genotypes:

FYPO:0003760 - inviable after spore germination, single or double cell division, arrest with cut

References:

Genotypes:

FYPO:0003784 - inviable after spore germination, single or double cell division, arrest with septated mononucleate cell

References:

Genotypes:

FYPO:0000313 - inviable after spore germination, without cell division, with abnormal germ tube morphology

References:

Genotypes:

FYPO:0001490 - inviable elongated vegetative cell

References:

Genotypes:

FYPO:0001489 - inviable vegetative cell

References:

Genotypes:

FYPO:0002061 - inviable vegetative cell population

References:

Genotypes:

FYPO:0003758 - mitotic spindle elongation without chromosome separation

References:

Genotypes:

FYPO:0003166 - monoseptate vegetative cell with binucleate and anucleate compartments

References:

Genotypes:

FYPO:0004310 - normal duration of mitotic M phase

References:

Genotypes:

FYPO:0002672 - normal growth on rapamycin

References:

Genotypes:

FYPO:0002102 - normal mitotic DNA damage checkpoint during cellular response to UV

References:

Genotypes:

FYPO:0003762 - normal mitotic spindle assembly checkpoint

References:

Genotypes:

FYPO:0005410 - normal protein degradation during mitosis

References:

Genotypes:

FYPO:0002966 - normal protein localization to mitotic spindle

References:

Genotypes:

FYPO:0005927 - normal protein monoubiquitination during vegetative growth

References:

Genotypes:

FYPO:0000703 - normal protein-protein interaction

References:

Genotypes:

FYPO:0001357 - normal vegetative cell population growth

References:

Genotypes:

FYPO:0000267 - sensitive to ionizing radiation during vegetative growth

References:

Genotypes:

FYPO:0000268 - sensitive to UV during vegetative growth

References:

Genotypes:

FYPO:0001234 - slow vegetative cell population growth

References:

Genotypes:

FYPO:0002060 - viable vegetative cell population

References:

Genotypes:

Taxonomic conservation

PBO:0011065 - conserved in eukaryotes

PBO:0011071 - conserved in eukaryotes only

PBO:0011064 - conserved in fungi

PBO:0011069 - conserved in metazoa

PBO:0011070 - conserved in vertebrates

PBO:0006222 - predominantly single copy (one to one)

Warnings

PBO:0000070 - gene structure updated

Protein features

IDNameInterPro nameDB name
PF04856SecurinSecurin_separation_inhibitorPFAM
PTHR10418SECURIN-3Securin_separation_inhibitorPANTHER
mobidb-lite-Disorderdisorder_predictionMOBIDB-Disorder
mobidb-lite-Polardisorder_predictionMOBIDB-Polar

Orthologs

References / Literature

PMID:15161942 - The nucleolus is involved in mRNA export from the nucleus in fission yeast.
Ideue T et al. J Cell Sci 2004 Jun 15;117(Pt 14):2887-95
PMID:16861909 - Fission yeast MAP kinase is required for the increased securin-separase interaction that rescues separase mutants under stresses.
Kawasaki Y et al. Cell Cycle 2006 Aug;5(16):1831-9
PMID:29432178 - General amino acid control in fission yeast is regulated by a nonconserved transcription factor, with functions analogous to Gcn4/Atf4.
Duncan CDS et al. Proc Natl Acad Sci U S A 2018 Feb 20;115(8):E1829-E1838
PMID:1934126 - Common genes and pathways in the regulation of the mitotic and meiotic cell cycles of Schizosaccharomyces pombe.
Grallert B et al. Curr Genet 1991 Aug;20(3):199-204
PMID:19117951 - Interaction of APC/C-E3 ligase with Swi6/HP1 and Clr4/Suv39 in heterochromatin assembly in fission yeast.
Dubey RN et al. J Biol Chem 2009 Mar 13;284(11):7165-76
PMID:12553909 - Schizosaccharomyces pombe Int6 and Ras homologs regulate cell division and mitotic fidelity via the proteasome.
Yen HC et al. Cell 2003 Jan 24;112(2):207-17
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:12653962 - A brute force postgenome approach to identify temperature-sensitive mutations that negatively interact with separase and securin plasmids.
Matsumura T et al. Genes Cells 2003 Apr;8(4):341-55
PMID:11069892 - Characterization of fission yeast cohesin: essential anaphase proteolysis of Rad21 phosphorylated in the S phase.
Tomonaga T et al. Genes Dev 2000 Nov 01;14(21):2757-70
PMID:11777938 - Polo boxes and Cut23 (Apc8) mediate an interaction between polo kinase and the anaphase-promoting complex for fission yeast mitosis.
May KM et al. J Cell Biol 2002 Jan 07;156(1):23-8
PMID:16904908 - Cdc48 is required for the stability of Cut1/separase in mitotic anaphase.
Ikai N et al. J Struct Biol 2006 Oct;156(1):50-61
PMID:21389117 - Mes1 controls the meiosis I to meiosis II transition by distinctly regulating the anaphase-promoting complex/cyclosome coactivators Fzr1/Mfr1 and Slp1 in fission yeast.
Kimata Y et al. Mol Biol Cell 2011 May;22(9):1486-94
PMID:23442800 - An E2 enzyme Ubc11 is required for ubiquitination of Slp1/Cdc20 and spindle checkpoint silencing in fission yeast.
Horikoshi Y et al. Cell Cycle 2013 Mar 15;12(6):961-71
PMID:11460168 - A MAP kinase-dependent actin checkpoint ensures proper spindle orientation in fission yeast.
Gachet Y et al. Nature 2001 Jul 19;412(6844):352-5
PMID:15507118 - An interactive gene network for securin-separase, condensin, cohesin, Dis1/Mtc1 and histones constructed by mass transformation.
Yuasa T et al. Genes Cells 2004 Nov;9(11):1069-82
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:9312055 - Fission yeast Cut2 required for anaphase has two destruction boxes.
Funabiki H et al. EMBO J 1997 Oct 01;16(19):5977-87
PMID:11598020 - Establishment and maintenance of sister chromatid cohesion in fission yeast by a unique mechanism.
Tanaka K et al. EMBO J 2001 Oct 15;20(20):5779-90
PMID:8632802 - Cut2 proteolysis required for sister-chromatid seperation in fission yeast.
Funabiki H et al. Nature 1996 May 30;381(6581):438-41
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:11084332 - Cut8, essential for anaphase, controls localization of 26S proteasome, facilitating destruction of cyclin and Cut2.
Tatebe H et al. Curr Biol 2000 Nov 02;10(21):1329-38
PMID:26527280 - Robust Ordering of Anaphase Events by Adaptive Thresholds and Competing Degradation Pathways.
Kamenz J et al. Mol Cell 2015 Nov 05;60(3):446-59
PMID:14532136 - Rec8 cleavage by separase is required for meiotic nuclear divisions in fission yeast.
Kitajima TS et al. EMBO J 2003 Oct 15;22(20):5643-53
PMID:12668659 - An anillin homologue, Mid2p, acts during fission yeast cytokinesis to organize the septin ring and promote cell separation.
Tasto JJ et al. J Cell Biol 2003 Mar 31;160(7):1093-103
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:16537923 - Sterol regulatory element binding protein is a principal regulator of anaerobic gene expression in fission yeast.
Todd BL et al. Mol Cell Biol 2006 Apr;26(7):2817-31
PMID:24583014 - Slow checkpoint activation kinetics as a safety device in anaphase.
Kamenz J et al. Curr Biol 2014 Mar 17;24(6):646-51
PMID:26882497 - Mps1Mph1 Kinase Phosphorylates Mad3 to Inhibit Cdc20Slp1-APC/C and Maintain Spindle Checkpoint Arrests.
Zich J et al. PLoS Genet 2016 Feb;12(2):e1005834
PMID:15329725 - Separase-mediated cleavage of cohesin at interphase is required for DNA repair.
Nagao K et al. Nature 2004 Aug 26;430(7003):1044-8
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
GO_REF:0000002 - Comments
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:15791259 - Fission yeast Mes1p ensures the onset of meiosis II by blocking degradation of cyclin Cdc13p.
Izawa D et al. Nature 2005 Mar 24;434(7032):529-33
PMID:9635190 - Cut1 is loaded onto the spindle by binding to Cut2 and promotes anaphase spindle movement upon Cut2 proteolysis.
Kumada K et al. Curr Biol 1998 May 21;8(11):633-41
PMID:36108046 - Recovery from spindle checkpoint-mediated arrest requires a novel Dnt1-dependent APC/C activation mechanism.
Bai S et al. PLoS Genet 2022 Sep;18(9):e1010397
PMID:22645648 - The reverse, but coordinated, roles of Tor2 (TORC1) and Tor1 (TORC2) kinases for growth, cell cycle and separase-mediated mitosis in Schizosaccharomyces pombe.
Ikai N et al. Open Biol 2011 Nov;1(3):110007
PMID:10651900 - Cell cycle mechanisms of sister chromatid separation; roles of Cut1/separin and Cut2/securin.
Yanagida M Genes Cells 2000 Jan;5(1):1-8
PMID:17178839 - Fission yeast Cut8 is required for the repair of DNA double-strand breaks, ribosomal DNA maintenance, and cell survival in the absence of Rqh1 helicase.
Kearsey SE et al. Mol Cell Biol 2007 Mar;27(5):1558-67
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:31257143 - The Bub1-TPR Domain Interacts Directly with Mad3 to Generate Robust Spindle Checkpoint Arrest.
Leontiou I et al. Curr Biol 2019 Jul 22;29(14):2407-2414.e7
PMID:16483313 - Securin can have a separase cleavage site by substitution mutations in the domain required for stabilization and inhibition of separase.
Nagao K et al. Genes Cells 2006 Mar;11(3):247-60
PMID:22084378 - Nutrient limitations alter cell division control and chromosome segregation through growth-related kinases and phosphatases.
Yanagida M et al. Philos Trans R Soc Lond B Biol Sci 2011 Dec 27;366(1584):3508-20
PMID:30072439 - The putative ceramide-conjugation protein Cwh43 regulates G0 quiescence, nutrient metabolism and lipid homeostasis in fission yeast.
Nakazawa N et al. J Cell Sci 2018 Aug 21;131(16)
PMID:16453724 - Isolation and characterization of Schizosaccharomyces pombe cutmutants that block nuclear division but not cytokinesis.
Hirano T et al. EMBO J 1986 Nov;5(11):2973-9
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:8395535 - Identification of seven new cut genes involved in Schizosaccharomyces pombe mitosis.
Samejima I et al. J Cell Sci 1993 May;105 ( Pt 1):135-43
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:38780300 - Nitrogen availability is important for preventing catastrophic mitosis in fission yeast.
Zemlianski V et al. J Cell Sci 2024 May 23;
PMID:18331722 - A mutual inhibition between APC/C and its substrate Mes1 required for meiotic progression in fission yeast.
Kimata Y et al. Dev Cell 2008 Mar;14(3):446-54
PMID:2203537 - The fission yeast cut1+ gene regulates spindle pole body duplication and has homology to the budding yeast ESP1 gene.
Uzawa S et al. Cell 1990 Sep 07;62(5):913-25
PMID:27984744 - Survival in Quiescence Requires the Euchromatic Deployment of Clr4/SUV39H by Argonaute-Associated Small RNAs.
Joh RI et al. Mol Cell 2016 Dec 15;64(6):1088-1101
PMID:21511999 - Comparative functional genomics of the fission yeasts.
Rhind N et al. Science 2011 May 20;332(6032):930-6
PMID:8978688 - Fission yeast Cut1 and Cut2 are essential for sister chromatid separation, concentrate along the metaphase spindle and form large complexes.
Funabiki H et al. EMBO J 1996 Dec 02;15(23):6617-28
PMID:35320724 - Cdc48 influence on separase levels is independent of mitosis and suggests translational sensitivity of separase.
Vijayakumari D et al. Cell Rep 2022 Mar 22;38(12):110554
PMID:10582241 - Control of metaphase-anaphase progression by proteolysis: cyclosome function regulated by the protein kinase A pathway, ubiquitination and localization.
Yanagida M et al. Philos Trans R Soc Lond B Biol Sci 1999 Sep 29;354(1389):1559-69; discussion 1569-70
PMID:31474649 - Identification of 15 New Bypassable Essential Genes of Fission Yeast.
Takeda A et al. Cell Struct Funct 2019 Sep 27;44(2):113-119
PMID:39473973 - Limiting 20S proteasome assembly leads to unbalanced nucleo-cytoplasmic distribution of 26S/30S proteasomes and chronic proteotoxicity.
Ruiz-Romero G et al. iScience 2024 Nov 15;27(11):111095
PMID:11882285 - Requirement of chromatid cohesion proteins rad21/scc1 and mis4/scc2 for normal spindle-kinetochore interaction in fission yeast.
Toyoda Y et al. Curr Biol 2002 Mar 05;12(5):347-58
PMID:29735656 - Suppressor mutation analysis combined with 3D modeling explains cohesin's capacity to hold and release DNA.
Xu X et al. Proc Natl Acad Sci U S A 2018 May 22;115(21):E4833-E4842
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:14511667 - A mutation in the gene involved in sister chromatid separation causes a defect in nuclear mRNA export in fission yeast.
Kalam Azad A et al. Biochem Biophys Res Commun 2003 Oct 10;310(1):176-81