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protein coding gene - tas3 (SPBC83.03c) - RITS complex subunit 3

Gene summary

Standard name
tas3
Systematic ID
SPBC83.03c
Product
RITS complex subunit 3
Organism
Schizosaccharomyces pombe (fission yeast)
UniProt ID
O94687
ORFeome ID
34/34F08
Characterisation status
biological role published
Feature type
mRNA gene
Genomic location
chromosome II: 1514006..1516179 reverse strand

Annotation

Comment

PBO:0015249 - RDRC and RITS complexes associate together, and with non-coding centromeric RNA in a Dcr1 (hence siRNA) and Clr4 dependent manner

References:

Disease association

MONDO:0054846 - epilepsy, familial adult myoclonic, 6

References:

MONDO:0030995 - global developmental delay with speech and behavioral abnormalities

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GO biological process

GO:0031507 - heterochromatin formation

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GO:0031508 - pericentric heterochromatin formation

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GO:0030466 - silent mating-type cassette heterochromatin formation

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GO:0140727 - siRNA-mediated pericentric heterochromatin formation

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GO:0031509 - subtelomeric heterochromatin formation

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GO cellular component

GO:0031934 - mating-type region heterochromatin

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GO:0005634 - nucleus

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GO:0005721 - pericentric heterochromatin

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GO:0030958 - RITS complex

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GO:0140720 - subtelomeric heterochromatin

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GO molecular function

GO:0140378 - protein complex scaffold activity

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GO:0035197 - siRNA binding

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Modification

MOD:00046 - O-phospho-L-serine

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MOD:00047 - O-phospho-L-threonine

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MOD:00696 - phosphorylated residue

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Multi-locus phenotype

FYPO:0007334 - abolished chromatin silencing at centromere outer repeat

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Genotypes:

FYPO:0007336 - abolished chromatin silencing at silent mating-type cassette

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Genotypes:

FYPO:0002827 - decreased chromatin silencing at silent mating-type cassette

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Genotypes:

FYPO:0000888 - decreased histone H3-K9 dimethylation at centromere outer repeat during vegetative growth

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Genotypes:

FYPO:0003571 - decreased histone H3-K9 methylation at silent mating-type cassette during vegetative growth

References:

Genotypes:

FYPO:0003573 - decreased protein localization to heterochromatin at silent mating-type cassette

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Genotypes:

FYPO:0007339 - increased cen-dg RNA level

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Genotypes:

FYPO:0000220 - increased centromeric outer repeat transcript level

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Genotypes:

FYPO:0006076 - siRNA absent from cell

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Genotypes:

FYPO:0003241 - unequal mitotic sister chromatid segregation

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Genotypes:

Qualitative gene expression

PomGeneEx:0000011 - RNA level increased

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Quantitative gene expression

PBO:0006310 - protein level

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PBO:0011963 - RNA level

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Single locus phenotype

FYPO:0003098 - abnormal heterochromatin assembly at centromere outer repeat during vegetative growth

References:

Genotypes:

FYPO:0000151 - abnormal meiotic chromosome segregation

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Genotypes:

FYPO:0002566 - abolished histone H3-K9 methylation during vegetative growth

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Genotypes:

FYPO:0003744 - abolished protein localization to centromeric chromatin during vegetative growth

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Genotypes:

FYPO:0003074 - abolished protein localization to pericentric heterochromatin during vegetative growth

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Genotypes:

FYPO:0000705 - abolished protein-protein interaction

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Genotypes:

FYPO:0002835 - centromeric outer repeat transcript-derived siRNA absent

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Genotypes:

FYPO:0005929 - decreased chromatin binding at centromere outer repeat

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Genotypes:

FYPO:0002834 - decreased chromatin silencing at centromere

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Genotypes:

FYPO:0003411 - decreased chromatin silencing at centromere inner repeat

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Genotypes:

FYPO:0003412 - decreased chromatin silencing at centromere outer repeat

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Genotypes:

FYPO:0002827 - decreased chromatin silencing at silent mating-type cassette

References:

Genotypes:

FYPO:0000888 - decreased histone H3-K9 dimethylation at centromere outer repeat during vegetative growth

References:

Genotypes:

FYPO:0003571 - decreased histone H3-K9 methylation at silent mating-type cassette during vegetative growth

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Genotypes:

FYPO:0006599 - decreased protein localization to centromeric chromatin during vegetative growth

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Genotypes:

FYPO:0003573 - decreased protein localization to heterochromatin at silent mating-type cassette

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Genotypes:

FYPO:0004205 - decreased siRNA level

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Genotypes:

FYPO:0003938 - increased cell population growth during glucose starvation

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Genotypes:

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

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Genotypes:

FYPO:0005261 - increased cell population growth on galactose carbon source

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Genotypes:

FYPO:0009101 - increased cell population growth on glycerol and galactose carbon source

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Genotypes:

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

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Genotypes:

FYPO:0009094 - increased cell population growth on lysine and proline nitrogen source

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Genotypes:

FYPO:0009093 - increased cell population growth on lysine and serine nitrogen source

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Genotypes:

FYPO:0009072 - increased cell population growth on lysine nitrogen source

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Genotypes:

FYPO:0009098 - increased cell population growth on mannitol carbon source

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Genotypes:

FYPO:0009028 - increased cell population growth on proline nitrogen source

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Genotypes:

FYPO:0009074 - increased cell population growth on serine nitrogen source

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Genotypes:

FYPO:0009096 - increased cell population growth on xylose carbon source

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Genotypes:

FYPO:0007339 - increased cen-dg RNA level

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Genotypes:

FYPO:0001740 - increased gross chromosomal rearrangement

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Genotypes:

FYPO:0004557 - increased vegetative cell population growth

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Genotypes:

FYPO:0006518 - loss of viability in G0

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Genotypes:

FYPO:0002837 - normal centromeric outer repeat transcript-derived siRNA level

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Genotypes:

FYPO:0005930 - normal chromatin binding at centromere outer repeat

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Genotypes:

FYPO:0004742 - normal chromatin silencing at centromere outer repeat

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Genotypes:

FYPO:0002336 - normal chromatin silencing at silent mating-type cassette

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Genotypes:

FYPO:0007553 - normal G1 to G0 transition

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Genotypes:

FYPO:0004744 - normal heterochromatin maintenance involved in chromatin silencing at centromere outer repeat

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Genotypes:

FYPO:0005865 - normal histone H3-K9 methylation at silent mating-type cassette during vegetative growth

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Genotypes:

FYPO:0001513 - normal mitotic sister chromatid segregation

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Genotypes:

FYPO:0004083 - normal protein level

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Genotypes:

FYPO:0004378 - normal protein localization to heterochromatin at silent mating-type cassette

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Genotypes:

FYPO:0000703 - normal protein-protein interaction

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Genotypes:

FYPO:0008073 - normal RITS complex assembly

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Genotypes:

FYPO:0008072 - normal spatial extent of histone H3-K9 methylation at peri-centromere during vegetative growth

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Genotypes:

FYPO:0009041 - resistance to 2,2′-dipyridyl

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Genotypes:

FYPO:0009031 - resistance to bleomycin

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Genotypes:

FYPO:0009032 - resistance to bortezomib

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Genotypes:

FYPO:0000763 - resistance to cadmium

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Genotypes:

FYPO:0001884 - resistance to Calcofluor White

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Genotypes:

FYPO:0009068 - resistance to ciclopirox olamine

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Genotypes:

FYPO:0000764 - resistance to cycloheximide

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Genotypes:

FYPO:0009034 - resistance to ethylenediaminetetraacetic acid

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Genotypes:

FYPO:0009070 - resistance to itraconazole

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Genotypes:

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

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Genotypes:

FYPO:0000725 - resistance to methyl methanesulfonate

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Genotypes:

FYPO:0005193 - resistance to torin1

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Genotypes:

FYPO:0004325 - sensitive to 5-fluorouracil

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Genotypes:

FYPO:0007921 - sensitive to benzamidine

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Genotypes:

FYPO:0007931 - sensitive to egtazic acid

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Genotypes:

FYPO:0000842 - sensitive to ethanol during vegetative growth

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Genotypes:

FYPO:0000785 - sensitive to formamide

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Genotypes:

FYPO:0001719 - sensitive to lithium

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Genotypes:

FYPO:0009086 - sensitive to lithium chloride and sodium dodecyl sulfate

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Genotypes:

FYPO:0009088 - sensitive to magnesium chloride and sodium dodecyl sulfate

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Genotypes:

FYPO:0000089 - sensitive to methyl methanesulfonate

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Genotypes:

FYPO:0001214 - sensitive to potassium chloride

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Genotypes:

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

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Genotypes:

FYPO:0009090 - sensitive to sodium chloride and sodium dodecyl sulfate

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Genotypes:

FYPO:0000797 - sensitive to tert-butyl hydroperoxide

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Genotypes:

FYPO:0001457 - sensitive to tunicamycin

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Genotypes:

FYPO:0003656 - sensitive to vanadate

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Genotypes:

FYPO:0006076 - siRNA absent from cell

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Genotypes:

FYPO:0002060 - viable vegetative cell population

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Genotypes:

FYPO:0001510 - viable vegetative cell, abnormal cell shape, normal cell size

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Genotypes:

Taxonomic conservation

PBO:0011065 - conserved in eukaryotes

References:

PBO:0011071 - conserved in eukaryotes only

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PBO:0011064 - conserved in fungi

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PBO:0011069 - conserved in metazoa

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PBO:0011070 - conserved in vertebrates

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PBO:0000055 - no apparent S. cerevisiae ortholog

Protein features

IDNameInterPro nameDB name
PF22378Tas3-like_NPFAM
PF21487Tas3_C-helTas3_CPFAM
G3DSA:1.20.920.40GENE3D
G3DSA:6.10.140.1690GENE3D
mobidb-lite-Disorderdisorder_predictionMOBIDB-Disorder
mobidb-lite-Polardisorder_predictionMOBIDB-Polar
mobidb-lite-Polyampholytedisorder_predictionMOBIDB-Polyampholyte

Orthologs

References / Literature

PMID:22474355 - Heterochromatin protein 1 homologue Swi6 acts in concert with Ers1 to regulate RNAi-directed heterochromatin assembly.
Hayashi A et al. Proc Natl Acad Sci U S A 2012 Apr 17;109(16):6159-64
PMID:25730778 - Small-RNA loading licenses Argonaute for assembly into a transcriptional silencing complex.
Holoch D et al. Nat Struct Mol Biol 2015 Apr;22(4):328-35
PMID:28281664 - Genetic interactions and functional analyses of the fission yeast gsk3 and amk2 single and double mutants defective in TORC1-dependent processes.
Rallis C et al. Sci Rep 2017 Mar 10;7:44257
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:15475954 - RITS acts in cis to promote RNA interference-mediated transcriptional and post-transcriptional silencing.
Noma K et al. Nat Genet 2004 Nov;36(11):1174-80
PMID:29866182 - RNAi-dependent heterochromatin assembly in fission yeast Schizosaccharomyces pombe requires heat-shock molecular chaperones Hsp90 and Mas5.
Okazaki K et al. Epigenetics Chromatin 2018 Jun 04;11(1):26
PMID:26443059 - Sgf73, a subunit of SAGA complex, is required for the assembly of RITS complex in fission yeast.
Deng X et al. Sci Rep 2015 Oct 07;5:14707
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:21060862 - Continuous requirement for the Clr4 complex but not RNAi for centromeric heterochromatin assembly in fission yeast harboring a disrupted RITS complex.
Shanker S et al. PLoS Genet 2010 Oct 28;6(10):e1001174
PMID:16169489 - Novel genes required for meiotic chromosome segregation are identified by a high-throughput knockout screen in fission yeast.
Gregan J et al. Curr Biol 2005 Sep 20;15(18):1663-9
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:28228545 - Ablation of RNA interference and retrotransposons accompany acquisition and evolution of transposases to heterochromatin protein CENPB.
Upadhyay U et al. Mol Biol Cell 2017 Apr 15;28(8):1132-1146
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
InterPro:IPR019486 - Unknown title
PMID:15615848 - RNA-dependent RNA polymerase is an essential component of a self-enforcing loop coupling heterochromatin assembly to siRNA production.
Sugiyama T et al. Proc Natl Acad Sci U S A 2005 Jan 04;102(1):152-7
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:15607976 - Two RNAi complexes, RITS and RDRC, physically interact and localize to noncoding centromeric RNAs.
Motamedi MR et al. Cell 2004 Dec 17;119(6):789-802
PMID:19394293 - An alpha motif at Tas3 C terminus mediates RITS cis spreading and promotes heterochromatic gene silencing.
Li H et al. Mol Cell 2009 Apr 24;34(2):155-67
PMID:22733737 - Ers1 links HP1 to RNAi.
Rougemaille M et al. Proc Natl Acad Sci U S A 2012 Jul 10;109(28):11258-63
PMID:32101745 - Dense Transposon Integration Reveals Essential Cleavage and Polyadenylation Factors Promote Heterochromatin Formation.
Lee SY et al. Cell Rep 2020 Feb 25;30(8):2686-2698.e8
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:26631744 - Conserved factor Dhp1/Rat1/Xrn2 triggers premature transcription termination and nucleates heterochromatin to promote gene silencing.
Chalamcharla VR et al. Proc Natl Acad Sci U S A 2015 Dec 22;112(51):15548-55
PMID:21211723 - Asf1/HIRA facilitate global histone deacetylation and associate with HP1 to promote nucleosome occupancy at heterochromatic loci.
Yamane K et al. Mol Cell 2011 Jan 07;41(1):56-66
PMID:18345014 - Roles of the Clr4 methyltransferase complex in nucleation, spreading and maintenance of heterochromatin.
Zhang K et al. Nat Struct Mol Biol 2008 Apr;15(4):381-8
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:19164572 - Msc1 links dynamic Swi6/HP1 binding to cell fate determination.
Lawrence RJ et al. Proc Natl Acad Sci U S A 2009 Jan 27;106(4):1163-8
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:20211136 - Stc1: a critical link between RNAi and chromatin modification required for heterochromatin integrity.
Bayne EH et al. Cell 2010 Mar 05;140(5):666-77
PMID:20705239 - The methyltransferase activity of Clr4Suv39h triggers RNAi independently of histone H3K9 methylation.
Gerace EL et al. Mol Cell 2010 Aug 13;39(3):360-72
PMID:22895252 - A novel RNAi protein, Dsh1, assembles RNAi machinery on chromatin to amplify heterochromatic siRNA.
Kawakami K et al. Genes Dev 2012 Aug 15;26(16):1811-24
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:27538348 - Set3 contributes to heterochromatin integrity by promoting transcription of subunits of Clr4-Rik1-Cul4 histone methyltransferase complex in fission yeast.
Yu Y et al. Sci Rep 2016 Aug 19;6:31752
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)
PB_REF:0000006 - Disease associations from Monarch via human-pombe orthologs
PMID:37445861 - Resistance to Chemotherapeutic 5-Fluorouracil Conferred by Modulation of Heterochromatic Integrity through Ino80 Function in Fission Yeast.
Lim KK et al. Int J Mol Sci 2023 Jun 26;24(13)
PMID:32499408 - The molecular chaperone Hsp90 regulates heterochromatin assembly through stabilizing multiple complexes in fission yeast.
Sun L et al. J Cell Sci 2020 Jul 07;133(13)
Pfam:PF10427 - Unknown title
PMID:20178743 - Dicer-independent primal RNAs trigger RNAi and heterochromatin formation.
Halic M et al. Cell 2010 Feb 19;140(4):504-16
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:14704433 - RNAi-mediated targeting of heterochromatin by the RITS complex.
Verdel A et al. Science 2004 Jan 30;303(5658):672-6
PMID:22081013 - The Chp1-Tas3 core is a multifunctional platform critical for gene silencing by RITS.
Schalch T et al. Nat Struct Mol Biol 2011 Nov 13;18(12):1351-7
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
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:17531816 - Functional separation of the requirements for establishment and maintenance of centromeric heterochromatin.
Partridge JF et al. Mol Cell 2007 May 25;26(4):593-602
PMID:17891150 - A conserved motif in Argonaute-interacting proteins mediates functional interactions through the Argonaute PIWI domain.
Till S et al. Nat Struct Mol Biol 2007 Oct;14(10):897-903
PMID:33313903 - Ribosome profiling reveals ribosome stalling on tryptophan codons and ribosome queuing upon oxidative stress in fission yeast.
Rubio A et al. Nucleic Acids Res 2021 Jan 11;49(1):383-399
PMID:18257517 - Phosphoproteome analysis of fission yeast.
Wilson-Grady JT et al. J Proteome Res 2008 Mar;7(3):1088-97
PMID:19362535 - High-affinity binding of Chp1 chromodomain to K9 methylated histone H3 is required to establish centromeric heterochromatin.
Schalch T et al. Mol Cell 2009 Apr 10;34(1):36-46
PMID:30652128 - Heterochromatin suppresses gross chromosomal rearrangements at centromeres by repressing Tfs1/TFIIS-dependent transcription.
Okita AK et al. Commun Biol 2019;2:17
PMID:15743828 - RNA interference (RNAi)-dependent and RNAi-independent association of the Chp1 chromodomain protein with distinct heterochromatic loci in fission yeast.
Petrie VJ et al. Mol Cell Biol 2005 Mar;25(6):2331-46
PMID:21511999 - Comparative functional genomics of the fission yeasts.
Rhind N et al. Science 2011 May 20;332(6032):930-6
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:25972440 - Global regulation of heterochromatin spreading by Leo1.
Verrier L et al. Open Biol 2015 May;5(5)
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:26438724 - H3K9 methylation extends across natural boundaries of heterochromatin in the absence of an HP1 protein.
Stunnenberg R et al. EMBO J 2015 Nov 12;34(22):2789-803
PMID:22727667 - Intrinsic nucleic acid-binding activity of Chp1 chromodomain is required for heterochromatic gene silencing.
Ishida M et al. Mol Cell 2012 Jul 27;47(2):228-41
PMID:25483073 - Chromosome segregation and organization are targets of 5'-Fluorouracil in eukaryotic cells.
Mojardín L et al. Cell Cycle 2015;14(2):206-18
PMID:18818364 - Conservation and rewiring of functional modules revealed by an epistasis map in fission yeast.
Roguev A et al. Science 2008 Oct 17;322(5900):405-10
PMID:24095277 - Argonaute and Triman generate dicer-independent priRNAs and mature siRNAs to initiate heterochromatin formation.
Marasovic M et al. Mol Cell 2013 Oct 24;52(2):173-83