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protein coding gene - mis6 (SPAC1687.20c) - CENP-I ortholog, inner centromere connector Mis6

Gene summary

Standard name
mis6
Systematic ID
SPAC1687.20c
Product
CENP-I ortholog, inner centromere connector Mis6
Organism
Schizosaccharomyces pombe (fission yeast)
UniProt ID
P87227
ORFeome ID
27/27E07
Characterisation status
biological role published
Feature type
mRNA gene
Genomic location
chromosome I: 939770..941944 reverse strand

Annotation

GO biological process

GO:0034080 - CENP-A containing chromatin assembly

References:

GO:0000070 - mitotic sister chromatid segregation

References:

GO cellular component

GO:0034506 - chromosome, centromeric core domain

References:

GO:0000775 - chromosome, centromeric region

References:

GO:0000779 - condensed chromosome, centromeric region

References:

GO:0000939 - inner kinetochore

References:

GO:0000776 - kinetochore

References:

GO:0031511 - Mis6-Sim4 complex

References:

GO:0005634 - nucleus

References:

GO molecular function

GO:0005515 - protein binding

References:

Modification

MOD:00046 - O-phospho-L-serine

References:

MOD:00696 - phosphorylated residue

References:

Multi-locus phenotype

FYPO:0004318 - abolished mitotic spindle assembly checkpoint

References:

Genotypes:

FYPO:0000080 - decreased cell population growth at low temperature

References:

Genotypes:

FYPO:0000835 - decreased protein level

References:

Genotypes:

FYPO:0004904 - decreased protein localization to centromere central core during vegetative growth

References:

Genotypes:

FYPO:0001355 - decreased vegetative cell population growth

References:

Genotypes:

FYPO:0001840 - increased minichromosome loss during vegetative growth

References:

Genotypes:

FYPO:0002061 - inviable vegetative cell population

References:

Genotypes:

FYPO:0001387 - loss of viability at high temperature

References:

Genotypes:

FYPO:0001357 - normal vegetative cell population growth

References:

Genotypes:

FYPO:0001984 - protein absent from cell during vegetative growth

References:

Genotypes:

FYPO:0001234 - slow vegetative cell population growth

References:

Genotypes:

FYPO:0002060 - viable vegetative cell population

References:

Genotypes:

Qualitative gene expression

PomGeneEx:0000018 - protein level increased

References:

PomGeneEx:0000011 - RNA level increased

References:

Quantitative gene expression

PBO:0011963 - RNA level

References:

Single locus phenotype

FYPO:0004308 - abnormal CENP-A containing chromatin organization

References:

Genotypes:

FYPO:0001779 - abnormal centromere clustering at nuclear periphery during vegetative growth

References:

Genotypes:

FYPO:0000640 - abnormal chromatin silencing at centromere central core

References:

Genotypes:

FYPO:0000059 - abnormal mitotic cell cycle

References:

Genotypes:

FYPO:0000141 - abnormal mitotic sister chromatid segregation

References:

Genotypes:

FYPO:0001268 - abnormal protein localization to kinetochore during vegetative growth

References:

Genotypes:

FYPO:0004481 - abolished cell population growth at high temperature

References:

Genotypes:

FYPO:0004318 - abolished mitotic spindle assembly checkpoint

References:

Genotypes:

FYPO:0006174 - abolished mitotic spindle elongation during anaphase B

References:

Genotypes:

FYPO:0003786 - abolished protein localization to centromere central core during vegetative growth

References:

Genotypes:

FYPO:0000634 - abolished protein localization to centromere during vegetative growth

References:

Genotypes:

FYPO:0001269 - abolished protein localization to kinetochore during vegetative growth

References:

Genotypes:

FYPO:0000082 - decreased cell population growth at high temperature

References:

Genotypes:

FYPO:0003740 - decreased CENP-A containing chromatin assembly

References:

Genotypes:

FYPO:0003217 - decreased chromatin silencing at centromere central core

References:

Genotypes:

FYPO:0004313 - decreased protein localization to CENP-A containing chromatin

References:

Genotypes:

FYPO:0008014 - decreased protein localization to CENP-A containing chromatin during mitosis

References:

Genotypes:

FYPO:0004904 - decreased protein localization to centromere central core during vegetative growth

References:

Genotypes:

FYPO:0002902 - decreased protein localization to kinetochore during vegetative growth

References:

Genotypes:

FYPO:0004322 - decreased spatial extent of CENP-A containing chromatin assembly

References:

Genotypes:

FYPO:0001355 - decreased vegetative cell population growth

References:

Genotypes:

FYPO:0002639 - increased interkinetochore distance before mitotic anaphase

References:

Genotypes:

FYPO:0000786 - increased plasmid loss

References:

Genotypes:

FYPO:0007295 - increased protein localization to CENP-A containing chromatin

References:

Genotypes:

FYPO:0000316 - inviable after spore germination

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:0001511 - inviable vegetative cell, abnormal cell shape, normal cell size

References:

Genotypes:

FYPO:0000284 - large and small daughter nuclei, with unequal mitotic sister chromatid segregation

References:

Genotypes:

FYPO:0006190 - long mitotic spindle during anaphase A

References:

Genotypes:

FYPO:0003787 - long mitotic spindle microtubules protruding beyond spindle pole body

References:

Genotypes:

FYPO:0001387 - loss of viability at high temperature

References:

Genotypes:

FYPO:0006172 - mitotic spindle collapse without elongation during anaphase B

References:

Genotypes:

FYPO:0000674 - normal cell population growth at high temperature

References:

Genotypes:

FYPO:0000964 - normal growth on thiabendazole

References:

Genotypes:

FYPO:0001513 - normal mitotic sister chromatid segregation

References:

Genotypes:

FYPO:0002574 - normal protein localization to centromere during vegetative growth

References:

Genotypes:

FYPO:0002901 - normal protein localization to kinetochore during vegetative growth

References:

Genotypes:

FYPO:0005216 - normal protein localization to mitotic spindle pole body during metaphase

References:

Genotypes:

FYPO:0001357 - normal vegetative cell population growth

References:

Genotypes:

FYPO:0000732 - short bipolar mitotic spindle

References:

Genotypes:

FYPO:0003241 - unequal mitotic sister chromatid segregation

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)

Protein features

IDNameInterPro nameDB name
PF07778CENP-ICENP-IPFAM
cd22647CTF3_NTD_HEATCDD
PTHR48208CENTROMERE PROTEIN IPANTHER

Orthologs

References / Literature

PMID:30967422 - Negative Regulation of the Mis17-Mis6 Centromere Complex by mRNA Decay Pathway and EKC/KEOPS Complex in Schizosaccharomyces pombe .
Xu X et al. G3 (Bethesda) 2019 Jun 05;9(6):1815-1823
PMID:24497846 - A chaperone-assisted degradation pathway targets kinetochore proteins to ensure genome stability.
Kriegenburg F et al. PLoS Genet 2014 Jan;10(1):e1004140
PMID:19217403 - Fission yeast Scm3 mediates stable assembly of Cnp1/CENP-A into centromeric chromatin.
Williams JS et al. Mol Cell 2009 Feb 13;33(3):287-98
PMID:10864871 - Requirement of Mis6 centromere connector for localizing a CENP-A-like protein in fission yeast.
Takahashi K et al. Science 2000 Jun 23;288(5474):2215-9
PMID:24774534 - Schizosaccharomyces pombe centromere protein Mis19 links Mis16 and Mis18 to recruit CENP-A through interacting with NMD factors and the SWI/SNF complex.
Hayashi T et al. Genes Cells 2014 Jul;19(7):541-54
PMID:12719471 - Sim4: a novel fission yeast kinetochore protein required for centromeric silencing and chromosome segregation.
Pidoux AL et al. J Cell Biol 2003 Apr 28;161(2):295-307
PMID:11780129 - Recruitment of cohesin to heterochromatic regions by Swi6/HP1 in fission yeast.
Nonaka N et al. Nat Cell Biol 2002 Jan;4(1):89-93
PMID:26275423 - Inner Kinetochore Protein Interactions with Regional Centromeres of Fission Yeast.
Thakur J et al. Genetics 2015 Oct;201(2):543-61
PMID:29899117 - Ccp1 modulates epigenetic stability at centromeres and affects heterochromatin distribution in Schizosaccharomyces pombe .
Lu M et al. J Biol Chem 2018 Aug 03;293(31):12068-12080
PMID:16079915 - The DASH complex and Klp5/Klp6 kinesin coordinate bipolar chromosome attachment in fission yeast.
Sanchez-Perez I et al. EMBO J 2005 Aug 17;24(16):2931-43
PMID:28827290 - Kinetochore Components Required for Centromeric Chromatin Assembly Are Impacted by Msc1 in Schizosaccharomyces pombe .
Gao C et al. Genetics 2017 Oct;207(2):559-569
PMID:15930132 - Spindle checkpoint signaling requires the mis6 kinetochore subcomplex, which interacts with mad2 and mitotic spindles.
Saitoh S et al. Mol Biol Cell 2005 Aug;16(8):3666-77
PMID:10766735 - Distinct protein interaction domains and protein spreading in a complex centromere.
Partridge JF et al. Genes Dev 2000 Apr 01;14(7):783-91
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:24789708 - Eic1 links Mis18 with the CCAN/Mis6/Ctf19 complex to promote CENP-A assembly.
Subramanian L et al. Open Biol 2014 Apr 30;4(4):140043
PMID:16688222 - Histone H2B mutations in inner region affect ubiquitination, centromere function, silencing and chromosome segregation.
Maruyama T et al. EMBO J 2006 Jun 07;25(11):2420-31
PMID:23091701 - Impaired coenzyme A synthesis in fission yeast causes defective mitosis, quiescence-exit failure, histone hypoacetylation and fragile DNA.
Nakamura T et al. Open Biol 2012 Sep;2(9):120117
PMID:25619765 - The CENP-A N-tail confers epigenetic stability to centromeres via the CENP-T branch of the CCAN in fission yeast.
Folco HD et al. Curr Biol 2015 Feb 02;25(3):348-356
PMID:17442892 - The conserved Spc7 protein is required for spindle integrity and links kinetochore complexes in fission yeast.
Kerres A et al. Mol Biol Cell 2007 Jul;18(7):2441-54
PMID:16079914 - Molecular analysis of kinetochore architecture in fission yeast.
Liu X et al. EMBO J 2005 Aug 17;24(16):2919-30
PMID:11553715 - The domain structure of centromeres is conserved from fission yeast to humans.
Kniola B et al. Mol Biol Cell 2001 Sep;12(9):2767-75
PMID:23166349 - Csi1 links centromeres to the nuclear envelope for centromere clustering.
Hou H et al. J Cell Biol 2012 Nov 26;199(5):735-44
PMID:39786922 - The fission yeast SUMO-targeted ubiquitin ligase Slx8 functionally associates with clustered centromeres and the silent mating-type region at the nuclear periphery.
Chakraborty S et al. Biol Open 2024 Dec 15;13(12)
PMID:16855021 - Fta2, an essential fission yeast kinetochore component, interacts closely with the conserved Mal2 protein.
Kerres A et al. Mol Biol Cell 2006 Oct;17(10):4167-78
GO_REF:0000111 - Gene Ontology annotations Inferred by Curator (IC) using at least one Inferred by Sequence Similarity (ISS) annotation to support the inference
PMID:10398680 - Proper metaphase spindle length is determined by centromere proteins Mis12 and Mis6 required for faithful chromosome segregation.
Goshima G et al. Genes Dev 1999 Jul 01;13(13):1664-77
PMID:15728720 - Dissociation of the Nuf2-Ndc80 complex releases centromeres from the spindle-pole body during meiotic prophase in fission yeast.
Asakawa H et al. Mol Biol Cell 2005 May;16(5):2325-38
PMID:21511999 - Comparative functional genomics of the fission yeasts.
Rhind N et al. Science 2011 May 20;332(6032):930-6
PMID:35970865 - The Mis6 inner kinetochore subcomplex maintains CENP-A nucleosomes against centromeric non-coding transcription during mitosis.
Hirai H et al. Commun Biol 2022 Aug 15;5(1):818
PMID:25764183 - Condensin HEAT subunits required for DNA repair, kinetochore/centromere function and ploidy maintenance in fission yeast.
Xu X et al. PLoS One 2015;10(3):e0119347
PMID:18493607 - A DNA polymerase alpha accessory protein, Mcl1, is required for propagation of centromere structures in fission yeast.
Natsume T et al. PLoS One 2008 May 21;3(5):e2221
PMID:34460892 - Transcriptome sequencing and screening of genes related to glucose availability in Schizosaccharomyces pombe by RNA-seq analysis.
Tarhan Ç et al. Genet Mol Biol 2021;44(3):e20200245
PMID:34849791 - Perturbation of kinetochore function using GFP-binding protein in fission yeast.
Deng DJ et al. G3 (Bethesda) 2021 Oct 19;11(11)
PMID:23267073 - Cell cycle-dependent deposition of CENP-A requires the Dos1/2-Cdc20 complex.
Gonzalez M et al. Proc Natl Acad Sci U S A 2013 Jan 08;110(2):606-11
PMID:19217404 - Fission yeast Scm3: A CENP-A receptor required for integrity of subkinetochore chromatin.
Pidoux AL et al. Mol Cell 2009 Feb 13;33(3):299-311
PMID:7865880 - Fission yeast minichromosome loss mutants mis cause lethal aneuploidy and replication abnormality.
Takahashi K et al. Mol Biol Cell 1994 Oct;5(10):1145-58
PMID:27889481 - Mitotic Nuclear Envelope Breakdown and Spindle Nucleation Are Controlled by Interphase Contacts between Centromeres and the Nuclear Envelope.
Fernández-Álvarez A et al. Dev Cell 2016 Dec 05;39(5):544-559
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:17895368 - Schizosaccharomyces pombe protein phosphatase 1 in mitosis, endocytosis and a partnership with Wsh3/Tea4 to control polarised growth.
Alvarez-Tabarés I et al. J Cell Sci 2007 Oct 15;120(Pt 20):3589-601
PMID:9230309 - Mis6, a fission yeast inner centromere protein, acts during G1/S and forms specialized chromatin required for equal segregation.
Saitoh S et al. Cell 1997 Jul 11;90(1):131-43
PMID:21445296 - Mis17 is a regulatory module of the Mis6-Mal2-Sim4 centromere complex that is required for the recruitment of CenH3/CENP-A in fission yeast.
Shiroiwa Y et al. PLoS One 2011 Mar 21;6(3):e17761
PMID:15369671 - Mis16 and Mis18 are required for CENP-A loading and histone deacetylation at centromeres.
Hayashi T et al. Cell 2004 Sep 17;118(6):715-29
PMID:12928332 - Distinct centromere domain structures with separate functions demonstrated in live fission yeast cells.
Appelgren H et al. J Cell Sci 2003 Oct 01;116(Pt 19):4035-42
PMID:17947424 - Msc1 acts through histone H2A.Z to promote chromosome stability in Schizosaccharomyces pombe.
Ahmed S et al. Genetics 2007 Nov;177(3):1487-97
PMID:23427262 - The internal loop of fission yeast Ndc80 binds Alp7/TACC-Alp14/TOG and ensures proper chromosome attachment.
Tang NH et al. Mol Biol Cell 2013 Apr;24(8):1122-33
PMID:36200823 - The chromatin remodeler RSC prevents ectopic CENP-A propagation into pericentromeric heterochromatin at the chromatin boundary.
Tsunemine S et al. Nucleic Acids Res 2022 Oct 28;50(19):10914-10928
PMID:18362178 - Dissection of the essential steps for condensin accumulation at kinetochores and rDNAs during fission yeast mitosis.
Nakazawa N et al. J Cell Biol 2008 Mar 24;180(6):1115-31
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:12535531 - A cell cycle-regulated GATA factor promotes centromeric localization of CENP-A in fission yeast.
Chen ES et al. Mol Cell 2003 Jan;11(1):175-87
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:17352737 - The fission yeast DASH complex is essential for satisfying the spindle assembly checkpoint induced by defects in the inner-kinetochore proteins.
Kobayashi Y et al. Genes Cells 2007 Mar;12(3):311-28
PMID:27298342 - Identification of S-phase DNA damage-response targets in fission yeast reveals conservation of damage-response networks.
Willis NA et al. Proc Natl Acad Sci U S A 2016 Jun 28;113(26):E3676-85
PMID:25375240 - The kinetochore protein Kis1/Eic1/Mis19 ensures the integrity of mitotic spindles through maintenance of kinetochore factors Mis6/CENP-I and CENP-A.
Hirai H et al. PLoS One 2014;9(11):e111905
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:39378339 - Arrayed CRISPRi library to suppress genes required for Schizosaccharomyces pombe viability.
Ishikawa K et al. J Cell Biol 2025 Jan 06;224(1)
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:15908586 - The CHD remodeling factor Hrp1 stimulates CENP-A loading to centromeres.
Walfridsson J et al. Nucleic Acids Res 2005;33(9):2868-79
PMID:17035632 - Reconstruction of the kinetochore during meiosis in fission yeast Schizosaccharomyces pombe.
Hayashi A et al. Mol Biol Cell 2006 Dec;17(12):5173-84
PMID:28455357 - Fission yeast neddylation ligase Dcn1 facilitates cohesin cleavage and chromosome segregation at anaphase.
Lin L et al. Biol Open 2017 Jun 15;6(6):844-849
PMID:23028377 - Factors that promote H3 chromatin integrity during transcription prevent promiscuous deposition of CENP-A(Cnp1) in fission yeast.
Choi ES et al. PLoS Genet 2012 Sep;8(9):e1002985