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protein coding gene - ssu72 (SPAC3G9.04) - RNA polymerase II CTD phosphatase Ssu72

Gene summary

Standard name
ssu72
Systematic ID
SPAC3G9.04
Product
RNA polymerase II CTD phosphatase Ssu72
Organism
Schizosaccharomyces pombe (fission yeast)
UniProt ID
O42868
ORFeome ID
07/07D04
Characterisation status
biological role published
Feature type
mRNA gene
Genomic location
chromosome I: 3176427..3177261 reverse strand

Annotation

GO biological process

GO:0180010 - co-transcriptional mRNA 3'-end processing, cleavage and polyadenylation pathway

References:

GO:0030643 - intracellular phosphate ion homeostasis

References:

GO:0032215 - positive regulation of telomere maintenance via semi-conservative replication

References:

GO:0090052 - regulation of pericentric heterochromatin formation

References:

GO:1902801 - regulation of siRNA-independent facultative heterochromatin formation

References:

GO:0023052 - signaling

References:

GO:0006369 - termination of RNA polymerase II transcription

References:

GO cellular component

GO:0000785 - chromatin

References:

GO:0005829 - cytosol

References:

GO:0005847 - mRNA cleavage and polyadenylation specificity factor complex

References:

GO:0005634 - nucleus

References:

GO molecular function

GO:0004722 - protein serine/threonine phosphatase activity

References:

GO:0180007 - RNA polymerase II CTD heptapeptide repeat S5 phosphatase activity

References:

Multi-locus phenotype

FYPO:0001045 - decreased acid phosphatase activity

References:

Genotypes:

FYPO:0006658 - decreased acid phosphatase activity during cellular response to phosphate starvation

References:

Genotypes:

FYPO:0000082 - decreased cell population growth at high temperature

References:

Genotypes:

FYPO:0000080 - decreased cell population growth at low temperature

References:

Genotypes:

FYPO:0003803 - decreased protein localization to telomere

References:

Genotypes:

FYPO:0001355 - decreased vegetative cell population growth

References:

Genotypes:

FYPO:0002019 - elongated telomeres during vegetative growth

References:

Genotypes:

FYPO:0002243 - increased acid phosphatase activity

References:

Genotypes:

FYPO:0001890 - increased RNA level

References:

Genotypes:

FYPO:0002061 - inviable vegetative cell population

References:

Genotypes:

FYPO:0001387 - loss of viability at high temperature

References:

Genotypes:

FYPO:0003903 - loss of viability at low temperature

References:

Genotypes:

FYPO:0000047 - normal cell population growth

References:

Genotypes:

FYPO:0004422 - normal protein phosphorylation

References:

Genotypes:

FYPO:0002085 - normal vegetative cell growth

References:

Genotypes:

FYPO:0001357 - normal vegetative cell population growth

References:

Genotypes:

FYPO:0003107 - progressively shortening telomeres during vegetative growth

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Genotypes:

FYPO:0001234 - slow vegetative cell population growth

References:

Genotypes:

FYPO:0002060 - viable vegetative cell population

References:

Genotypes:

Quantitative gene expression

PBO:0006310 - protein level

References:

PBO:0011963 - RNA level

References:

Single locus phenotype

FYPO:0000151 - abnormal meiotic chromosome segregation

References:

Genotypes:

FYPO:0000059 - abnormal mitotic cell cycle

References:

Genotypes:

FYPO:0000117 - abnormal septum assembly

References:

Genotypes:

FYPO:0000705 - abolished protein-protein interaction

References:

Genotypes:

FYPO:0001045 - decreased acid phosphatase activity

References:

Genotypes:

FYPO:0000080 - decreased cell population growth at low temperature

References:

Genotypes:

FYPO:0003743 - decreased cell population growth during glucose starvation

References:

Genotypes:

FYPO:0009053 - decreased cell population growth on glutamate nitrogen source

References:

Genotypes:

FYPO:0009100 - decreased cell population growth on glycerol and galactose carbon source

References:

Genotypes:

FYPO:0000684 - decreased cell population growth on glycerol carbon source

References:

Genotypes:

FYPO:0009091 - decreased cell population growth on lysine and proline nitrogen source

References:

Genotypes:

FYPO:0009099 - decreased cell population growth on mannitol carbon source

References:

Genotypes:

FYPO:0007212 - decreased chromatin silencing at heterochromatin island

References:

Genotypes:

FYPO:0007213 - decreased histone H3-K9 dimethylation at heterochromatin island during vegetative growth

References:

Genotypes:

FYPO:0006860 - decreased mitotic DNA replication at rDNA

References:

Genotypes:

FYPO:0006859 - decreased mitotic DNA replication at telomere

References:

Genotypes:

FYPO:0006612 - decreased protein localization to chromatin at transcription termination site

References:

Genotypes:

FYPO:0003803 - decreased protein localization to telomere

References:

Genotypes:

FYPO:0008028 - decreased rate of acid phosphatase activation during phosphate starvation

References:

Genotypes:

FYPO:0000826 - decreased RNA level

References:

Genotypes:

FYPO:0001117 - decreased RNA level during vegetative growth

References:

Genotypes:

FYPO:0002019 - elongated telomeres during vegetative growth

References:

Genotypes:

FYPO:0001122 - elongated vegetative cell

References:

Genotypes:

FYPO:0005258 - increased cell population growth at high temperature

References:

Genotypes:

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

References:

Genotypes:

FYPO:0003004 - increased cellular reactive oxygen species level during vegetative growth

References:

Genotypes:

FYPO:0002836 - increased centromeric outer repeat transcript-derived siRNA level

References:

Genotypes:

FYPO:0002173 - increased level of meiotic gene mRNA during vegetative growth

References:

Genotypes:

FYPO:0002664 - increased level of stress responsive gene mRNA during vegetative growth

References:

Genotypes:

FYPO:0001908 - increased pre-mRNA level

References:

Genotypes:

FYPO:0004656 - increased protein localization to telomere during vegetative growth

References:

Genotypes:

FYPO:0001038 - increased protein phosphorylation during vegetative growth

References:

Genotypes:

FYPO:0001890 - increased RNA level

References:

Genotypes:

FYPO:0005402 - increased telomeric 3' overhang length during vegetative growth

References:

Genotypes:

FYPO:0003049 - increased transcriptional readthrough

References:

Genotypes:

FYPO:0003903 - loss of viability at low temperature

References:

Genotypes:

FYPO:0000245 - loss of viability in stationary phase

References:

Genotypes:

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

References:

Genotypes:

FYPO:0000862 - normal histone H3-K9 dimethylation at centromere during vegetative growth

References:

Genotypes:

FYPO:0004423 - normal protein threonine phosphorylation

References:

Genotypes:

FYPO:0000703 - normal protein-protein interaction

References:

Genotypes:

FYPO:0002085 - normal vegetative cell growth

References:

Genotypes:

FYPO:0001357 - normal vegetative cell population growth

References:

Genotypes:

FYPO:0006415 - overlapping meiosis II spindles

References:

Genotypes:

FYPO:0009036 - resistance to benzamidine

References:

Genotypes:

FYPO:0000763 - resistance to cadmium

References:

Genotypes:

FYPO:0009068 - resistance to ciclopirox olamine

References:

Genotypes:

FYPO:0009038 - resistance to egtazic acid

References:

Genotypes:

FYPO:0009034 - resistance to ethylenediaminetetraacetic acid

References:

Genotypes:

FYPO:0001103 - resistance to hydrogen peroxide

References:

Genotypes:

FYPO:0001583 - resistance to lithium

References:

Genotypes:

FYPO:0009083 - resistance to lithium chloride and methyl methanesulfonate

References:

Genotypes:

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

References:

Genotypes:

FYPO:0000725 - resistance to methyl methanesulfonate

References:

Genotypes:

FYPO:0000077 - resistance to rapamycin

References:

Genotypes:

FYPO:0009040 - resistance to tea tree oil

References:

Genotypes:

FYPO:0003383 - resistance to tert-butyl hydroperoxide

References:

Genotypes:

FYPO:0001501 - sensitive to brefeldin A

References:

Genotypes:

FYPO:0000097 - sensitive to caffeine during vegetative growth

References:

Genotypes:

FYPO:0000799 - sensitive to diamide

References:

Genotypes:

FYPO:0000842 - sensitive to ethanol during vegetative growth

References:

Genotypes:

FYPO:0007928 - sensitive to ethylenediaminetetraacetic acid

References:

Genotypes:

FYPO:0000785 - sensitive to formamide

References:

Genotypes:

FYPO:0000087 - sensitive to hydrogen peroxide

References:

Genotypes:

FYPO:0000088 - sensitive to hydroxyurea

References:

Genotypes:

FYPO:0006836 - sensitive to magnesium chloride

References:

Genotypes:

FYPO:0000089 - sensitive to methyl methanesulfonate

References:

Genotypes:

FYPO:0001214 - sensitive to potassium chloride

References:

Genotypes:

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

References:

Genotypes:

FYPO:0002701 - sensitive to torin1

References:

Genotypes:

FYPO:0001457 - sensitive to tunicamycin

References:

Genotypes:

FYPO:0003656 - sensitive to vanadate

References:

Genotypes:

FYPO:0009064 - sensitive to X-rays and rapamycin during vegetative growth.

References:

Genotypes:

FYPO:0009063 - sensitive to X-rays during vegetative growth

References:

Genotypes:

FYPO:0001234 - slow vegetative cell population growth

References:

Genotypes:

FYPO:0002060 - viable vegetative cell population

References:

Genotypes:

FYPO:0002104 - viable vegetative cell with normal cell shape

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
PF04722Ssu72RNA_pol_II_suAPFAM
G3DSA:3.40.50.2300:FF:000182FUNFAM
G3DSA:3.40.50.2300:FF:000039FUNFAM
G3DSA:3.40.50.2300GENE3D
PTHR20383RNA POLYMERASE II SUBUNIT A C-TERMINAL DOMAIN PHOSPHATASERNA_pol_II_suAPANTHER

Orthologs

References / Literature

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:35012333 - Cleavage-Polyadenylation Factor Cft1 and SPX Domain Proteins Are Agents of Inositol Pyrophosphate Toxicosis in Fission Yeast.
Schwer B et al. mBio 2022 Feb 22;13(1):e0347621
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:32282918 - Genetic interactions and transcriptomics implicate fission yeast CTD prolyl isomerase Pin1 as an agent of RNA 3' processing and transcription termination that functions via its effects on CTD phosphatase Ssu72.
Sanchez AM et al. Nucleic Acids Res 2020 May 21;48(9):4811-4826
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:33010152 - A genetic screen for suppressors of hyper-repression of the fission yeast PHO regulon by Pol2 CTD mutation T4A implicates inositol 1-pyrophosphates as agonists of precocious lncRNA transcription termination.
Garg A et al. Nucleic Acids Res 2020 Nov 04;48(19):10739-10752
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:38899862 - Suppression of inositol pyrophosphate toxicosis and hyper-repression of the fission yeast PHO regulon by loss-of-function mutations in chromatin remodelers Snf22 and Sol1.
Schwer B et al. mBio 2024 Jun 20;:e0125224
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:33579781 - Transcriptional profiling of fission yeast RNA polymerase II CTD mutants.
Garg A et al. RNA 2021 Feb 12;27(5):560-70
PMID:30796050 - Ssu72 phosphatase is a conserved telomere replication terminator.
Escandell JM et al. EMBO J 2019 Apr 01;38(7)
PMID:24945319 - CPF-associated phosphatase activity opposes condensin-mediated chromosome condensation.
Vanoosthuyse V et al. PLoS Genet 2014 Jun;10(6):e1004415
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:34250083 - Barcode sequencing and a high-throughput assay for chronological lifespan uncover ageing-associated genes in fission yeast.
Romila CA et al. Microb Cell 2021 Jul 05;8(7):146-160
GO_REF:0000033 - Annotation inferences using phylogenetic trees
PMID:14617822 - A comparative analysis of an orthologous proteomic environment in the yeasts Saccharomyces cerevisiae and Schizosaccharomyces pombe.
Roguev A et al. Mol Cell Proteomics 2004 Feb;3(2):125-32
PMID:26264592 - RNA polymerase II CTD phospho-sites Ser5 and Ser7 govern phosphate homeostasis in fission yeast.
Schwer B et al. RNA 2015 Oct;21(10):1770-80
PMID:34967420 - Genetic screen for suppression of transcriptional interference reveals fission yeast 14-3-3 protein Rad24 as an antagonist of precocious Pol2 transcription termination.
Garg A et al. Nucleic Acids Res 2022 Jan 25;50(2):803-819
PMID:31269446 - CPF Recruitment to Non-canonical Transcription Termination Sites Triggers Heterochromatin Assembly and Gene Silencing.
Vo TV et al. Cell Rep 2019 Jul 02;28(1):267-281.e5
PMID:29259000 - Genes Important for Schizosaccharomyces pombe Meiosis Identified Through a Functional Genomics Screen.
Blyth J et al. Genetics 2018 Feb;208(2):589-603
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:27172183 - Interconnections Between RNA-Processing Pathways Revealed by a Sequencing-Based Genetic Screen for Pre-mRNA Splicing Mutants in Fission Yeast.
Larson A et al. G3 (Bethesda) 2016 Jun 01;6(6):1513-23
PMID:19547744 - Evolution of phosphoregulation: comparison of phosphorylation patterns across yeast species.
Beltrao P et al. PLoS Biol 2009 Jun 16;7(6):e1000134
PMID:25883047 - Genetic and structural analysis of the essential fission yeast RNA polymerase II CTD phosphatase Fcp1.
Schwer B et al. RNA 2015 Jun;21(6):1135-46
PMID:34496258 - Transcription and chromatin-based surveillance mechanism controls suppression of cryptic antisense transcription.
Heo DH et al. Cell Rep 2021 Sep 07;36(10):109671
PMID:32546512 - Inactivation of fission yeast Erh1 de-represses pho1 expression: evidence that Erh1 is a negative regulator of prt lncRNA termination.
Schwer B et al. RNA 2020 Oct;26(10):1334-1344
PMID:37772819 - Activities, substrate specificity, and genetic interactions of fission yeast Siw14, a cysteinyl-phosphatase-type inositol pyrophosphatase.
Sanchez AM et al. mBio 2023 Sep 29;14(5):e0205623
PMID:21511999 - Comparative functional genomics of the fission yeasts.
Rhind N et al. Science 2011 May 20;332(6032):930-6
PMID:29899453 - A Cdk9-PP1 switch regulates the elongation-termination transition of RNA polymerase II.
Parua PK et al. Nature 2018 Jun;558(7710):460-464
PMID:23050226 - A genetic screen to discover pathways affecting cohesin function in Schizosaccharomyces pombe identifies chromatin effectors.
Chen Z et al. G3 (Bethesda) 2012 Oct;2(10):1161-8
PMID:31276588 - Inositol pyrophosphates impact phosphate homeostasis via modulation of RNA 3' processing and transcription termination.
Sanchez AM et al. Nucleic Acids Res 2019 Sep 19;47(16):8452-8469
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:34389684 - Genetic screen for suppression of transcriptional interference identifies a gain-of-function mutation in Pol2 termination factor Seb1.
Schwer B et al. Proc Natl Acad Sci U S A 2021 Aug 17;118(33)
GO_REF:0000051 - S. pombe keyword mapping
PMID:19672306 - Genome-wide screen of genes required for caffeine tolerance in fission yeast.
Calvo IA et al. PLoS One 2009 Aug 12;4(8):e6619
PMID:33410907 - The fission yeast Pin1 peptidyl-prolyl isomerase promotes dissociation of Sty1 MAPK from RNA polymerase II and recruits Ssu72 phosphatase to facilitate oxidative stress induced transcription.
Wang YT et al. Nucleic Acids Res 2021 Jan 25;49(2):805-817
PMID:38133430 - Genetic suppressor screen identifies Tgp1 (glycerophosphocholine transporter), Kcs1 (IP 6 kinase), and Plc1 (phospholipase C) as determinants of inositol pyrophosphate toxicosis in fission yeast.
Bednor L et al. mBio 2023 Dec 22;:e0306223
PMID:38886153 - Ssu72 phosphatase deficiency leads to spindle crossing during the second meiotic division process.
Jing-Liang Y et al. Yi Chuan 2024 Jun 20;46(6):502-508
PMID:40015273 - A comprehensive Schizosaccharomyces pombe atlas of physical transcription factor interactions with proteins and chromatin.
Skribbe M et al. Mol Cell 2025 Feb 19;
PMID:36882296 - Duf89 abets lncRNA control of fission yeast phosphate homeostasis via its antagonism of precocious lncRNA transcription termination.
Sanchez AM et al. RNA 2023 Jun;29(6):808-825
PMID:30355770 - RNA polymerase II CTD interactome with 3' processing and termination factors in fission yeast and its impact on phosphate homeostasis.
Sanchez AM et al. Proc Natl Acad Sci U S A 2018 Nov 06;115(45):E10652-E10661
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: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:28218250 - Chromatin remodeller Fun30 Fft3 induces nucleosome disassembly to facilitate RNA polymerase II elongation.
Lee J et al. Nat Commun 2017 Feb 20;8:14527
PMID:33711009 - Structure-function analysis of fission yeast cleavage and polyadenylation factor (CPF) subunit Ppn1 and its interactions with Dis2 and Swd22.
Benjamin B et al. PLoS Genet 2021 Mar;17(3):e1009452