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protein coding gene - ssb1 (SPBC660.13c) - DNA replication factor A subunit Ssb1

Gene summary

Standard name
ssb1
Systematic ID
SPBC660.13c
Product
DNA replication factor A subunit Ssb1
Organism
Schizosaccharomyces pombe (fission yeast)
Synonyms
rpa1, rad11, rpa70
UniProt ID
Q92372
ORFeome ID
46/46B02
Characterisation status
biological role published
Feature type
mRNA gene
Genomic location
chromosome II: 219182..221298 reverse strand

Annotation

Disease association

MONDO:0030690 - pulmonary fibrosis and/or bone marrow failure, telomere-related, 6

References:

GO biological process

GO:0006281 - DNA repair

References:

GO:0000724 - double-strand break repair via homologous recombination

References:

GO:0051321 - meiotic cell cycle

References:

GO:0033260 - nuclear DNA replication

References:

GO:0006289 - nucleotide-excision repair

References:

GO:0000723 - telomere maintenance

References:

GO:0007004 - telomere maintenance via telomerase

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GO cellular component

GO:0000785 - chromatin

References:

GO:0140445 - chromosome, telomeric repeat region

References:

GO:0005737 - cytoplasm

References:

GO:0005829 - cytosol

References:

GO:0005662 - DNA replication factor A complex

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GO:0005634 - nucleus

References:

GO:0090734 - site of DNA damage

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GO:0035861 - site of double-strand break

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GO molecular function

GO:0003684 - damaged DNA binding

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GO:0005515 - protein binding

References:

GO:0003697 - single-stranded DNA binding

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GO:0043047 - single-stranded telomeric DNA binding

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GO:0070034 - telomerase RNA binding

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GO:0042162 - telomeric DNA binding

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GO:0008270 - zinc ion binding

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Modification

MOD:01148 - ubiquitinylated lysine

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Multi-locus phenotype

FYPO:0002702 - circularized chromosome

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Genotypes:

FYPO:0000082 - decreased cell population growth at high temperature

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Genotypes:

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

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Genotypes:

FYPO:0002019 - elongated telomeres during vegetative growth

References:

Genotypes:

FYPO:0001122 - elongated vegetative cell

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Genotypes:

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

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Genotypes:

FYPO:0002262 - inviable after spore germination, multiple cell divisions, elongated cell

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Genotypes:

FYPO:0002059 - inviable cell population

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Genotypes:

FYPO:0002061 - inviable vegetative cell population

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Genotypes:

FYPO:0001926 - normal cellular response to hydroxyurea

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Genotypes:

FYPO:0002887 - normal protein localization to telomere during vegetative growth

References:

Genotypes:

FYPO:0002687 - normal telomere length during vegetative growth

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Genotypes:

FYPO:0000088 - sensitive to hydroxyurea

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Genotypes:

FYPO:0000267 - sensitive to ionizing radiation during vegetative growth

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Genotypes:

FYPO:0000268 - sensitive to UV during vegetative growth

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Genotypes:

FYPO:0002239 - shortened telomeres during vegetative growth

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Genotypes:

FYPO:0005444 - slow vegetative cell population growth followed by return to normal growth rate

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Genotypes:

FYPO:0005404 - telomeric regions absent from linear chromosomes

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Genotypes:

FYPO:0002060 - viable vegetative cell population

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Genotypes:

Protein features

PBO:0111871 - OB fold

Qualitative gene expression

PomGeneEx:0000019 - protein level decreased

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PomGeneEx:0000020 - protein level unchanged

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PomGeneEx:0000011 - RNA level increased

Quantitative gene expression

PBO:0006310 - protein level

References:

PBO:0011963 - RNA level

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Single locus phenotype

FYPO:0004845 - abnormal mitotic DNA replication lagging strand elongation at telomere

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Genotypes:

FYPO:0000117 - abnormal septum assembly

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Genotypes:

FYPO:0000474 - abolished meiosis

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Genotypes:

FYPO:0002044 - abolished premeiotic DNA replication

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Genotypes:

FYPO:0000229 - cut

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Genotypes:

FYPO:0003165 - cut with abnormal chromosome segregation

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Genotypes:

FYPO:0001053 - cut, normal size cell

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Genotypes:

FYPO:0004516 - decreased number of Rad52 foci during vegetative growth

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Genotypes:

FYPO:0001324 - decreased protein level during vegetative growth

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Genotypes:

FYPO:0002474 - decreased protein localization to double-strand break site

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Genotypes:

FYPO:0002387 - decreased protein localization to subtelomeric heterochromatin during vegetative growth

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Genotypes:

FYPO:0002897 - decreased protein phosphorylation during cellular response to DNA damage

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Genotypes:

FYPO:0002098 - decreased protein phosphorylation during cellular response to hydroxyurea

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Genotypes:

FYPO:0002134 - decreased protein-RNA interaction

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Genotypes:

FYPO:0004385 - decreased single-stranded DNA binding

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Genotypes:

FYPO:0001355 - decreased vegetative cell population growth

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Genotypes:

FYPO:0009109 - decreased vegetative cell population growth after short incubation in hydroxyurea

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Genotypes:

FYPO:0001122 - elongated vegetative cell

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Genotypes:

FYPO:0005649 - increased duration of protein localization to telomere

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Genotypes:

FYPO:0000487 - increased meiotic recombination

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Genotypes:

FYPO:0006481 - increased mitotic cohesin ssDNA (lagging strand) loading

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Genotypes:

FYPO:0001974 - increased number of cells with 1C DNA content

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Genotypes:

FYPO:0004846 - increased number of Rad52 foci at telomeres

References:

Genotypes:

FYPO:0003010 - increased protein localization to subtelomeric heterochromatin during vegetative growth

References:

Genotypes:

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

References:

Genotypes:

FYPO:0002096 - increased protein phosphorylation during cellular response to hydroxyurea

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Genotypes:

FYPO:0001038 - increased protein phosphorylation during vegetative growth

References:

Genotypes:

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

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Genotypes:

FYPO:0002421 - inviable after spore germination, single or double cell division, abnormal cell shape

References:

Genotypes:

FYPO:0002724 - inviable after spore germination, single or double cell division, elongated cell

References:

Genotypes:

FYPO:0001490 - inviable elongated vegetative cell

References:

Genotypes:

FYPO:0002061 - inviable vegetative cell population

References:

Genotypes:

FYPO:0000060 - mononucleate vegetative cell

References:

Genotypes:

FYPO:0001929 - normal cell cycle regulation during cellular response to hydroxyurea

References:

Genotypes:

FYPO:0004404 - normal growth on JM216

References:

Genotypes:

FYPO:0004408 - normal growth on triplatin tetranitrate

References:

Genotypes:

FYPO:0001706 - normal mitotic DNA damage checkpoint during cellular response to ionizing radiation

References:

Genotypes:

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

References:

Genotypes:

FYPO:0004437 - normal mitotic recombination frequency

References:

Genotypes:

FYPO:0002887 - normal protein localization to telomere during vegetative growth

References:

Genotypes:

FYPO:0002899 - normal protein phosphorylation during cellular response to DNA damage

References:

Genotypes:

FYPO:0002099 - normal protein phosphorylation during cellular response to hydroxyurea

References:

Genotypes:

FYPO:0005445 - normal telomere 3' overhang length during vegetative growth

References:

Genotypes:

FYPO:0002687 - normal telomere length during vegetative growth

References:

Genotypes:

FYPO:0001357 - normal vegetative cell population growth

References:

Genotypes:

FYPO:0009110 - normal vegetative cell population growth after short incubation in hydroxyurea

References:

Genotypes:

FYPO:0000095 - sensitive to bleomycin

References:

Genotypes:

FYPO:0000085 - sensitive to camptothecin

References:

Genotypes:

FYPO:0000102 - sensitive to cisplatin

References:

Genotypes:

FYPO:0000088 - sensitive to hydroxyurea

References:

Genotypes:

FYPO:0000267 - sensitive to ionizing radiation during vegetative growth

References:

Genotypes:

FYPO:0004405 - sensitive to JM335

References:

Genotypes:

FYPO:0000089 - sensitive to methyl methanesulfonate

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Genotypes:

FYPO:0002345 - sensitive to oxaliplatin

References:

Genotypes:

FYPO:0004409 - sensitive to tetraplatin

References:

Genotypes:

FYPO:0000268 - sensitive to UV during vegetative growth

References:

Genotypes:

FYPO:0002239 - shortened telomeres during vegetative growth

References:

Genotypes:

FYPO:0001234 - slow vegetative cell population growth

References:

Genotypes:

FYPO:0003106 - stable shortened telomeres during vegetative growth

References:

Genotypes:

FYPO:0003241 - unequal mitotic sister chromatid segregation

References:

Genotypes:

FYPO:0002060 - viable vegetative cell population

References:

Genotypes:

Taxonomic conservation

PBO:0011072 - conserved in archaea

PBO:0011065 - conserved in eukaryotes

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
PF01336tRNA_anti-codonNA-bd_OB_tRNAPFAM
PF16900REPA_OB_2REPA_OB_2PFAM
PF08646Rep_fac-A_CRep_factor-A_CPFAM
PF04057Rep-A_NRep_factor-A_NPFAM
cd04474RPA1_DBD_ACDD
cd04475RPA1_DBD_BCDD
cd04477RPA1NRep_factor-A_NCDD
cd04476RPA1_DBD_CEuk_RPA1_DBD_CCDD
G3DSA:2.40.50.140:FF:000064FUNFAM
G3DSA:2.40.50.140:FF:000117FUNFAM
G3DSA:2.40.50.140:FF:000090FUNFAM
G3DSA:2.40.50.140:FF:000041FUNFAM
SSF50249Nucleic acid-binding proteinsNA-bd_OB-foldSUPERFAMILY
G3DSA:2.40.50.140NA-bd_OB-foldGENE3D
PTHR47165OS03G0429900 PROTEINPANTHER
mobidb-lite-Disorderdisorder_predictionMOBIDB-Disorder
mobidb-lite-Polardisorder_predictionMOBIDB-Polar
TIGR00617rpa1Rfa1NCBIFAM

Orthologs

References / Literature

PMID:19443688 - Diverse roles of HP1 proteins in heterochromatin assembly and functions in fission yeast.
Fischer T et al. Proc Natl Acad Sci U S A 2009 Jun 02;106(22):8998-9003
PMID:166019 - Genetic control of radiation sensitivity in Schizosaccharomyces pombe.
Nasim A et al. Genetics 1975 Apr;79(4):573-82
PMID:24875629 - Essential domains of Schizosaccharomyces pombe Rad8 required for DNA damage response.
Ding L et al. G3 (Bethesda) 2014 May 28;4(8):1373-84
PMID:38285941 - Specialized replication of heterochromatin domains ensures self-templated chromatin assembly and epigenetic inheritance.
Nathanailidou P et al. Proc Natl Acad Sci U S A 2024 Feb 06;121(6):e2315596121
PMID:23628481 - A proteome-wide visual screen identifies fission yeast proteins localizing to DNA double-strand breaks.
Yu Y et al. DNA Repair (Amst) 2013 Jun 01;12(6):433-43
PMID:30796050 - Ssu72 phosphatase is a conserved telomere replication terminator.
Escandell JM et al. EMBO J 2019 Apr 01;38(7)
PMID:31064814 - Proximity-dependent biotinylation mediated by TurboID to identify protein-protein interaction networks in yeast.
Larochelle M et al. J Cell Sci 2019 May 31;132(11)
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:29774234 - The fission yeast Stn1-Ten1 complex limits telomerase activity via its SUMO-interacting motif and promotes telomeres replication.
Matmati S et al. Sci Adv 2018 May;4(5):eaar2740
PMID:31883795 - Positioning Heterochromatin at the Nuclear Periphery Suppresses Histone Turnover to Promote Epigenetic Inheritance.
Holla S et al. Cell 2020 Jan 09;180(1):150-164.e15
PMID:37200372 - Comprehensive mutational analysis of the checkpoint signaling function of Rpa1/Ssb1 in fission yeast.
Xu YJ et al. PLoS Genet 2023 May;19(5):e1010691
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: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: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:19158664 - Smc5/6 maintains stalled replication forks in a recombination-competent conformation.
Irmisch A et al. EMBO J 2009 Jan 21;28(2):144-55
PMID:23211746 - Initiation of DNA damage responses through XPG-related nucleases.
Kuntz K et al. EMBO J 2013 Jan 23;32(2):290-302
PMID:24186976 - Dual regulation of Dmc1-driven DNA strand exchange by Swi5-Sfr1 activation and Rad22 inhibition.
Murayama Y et al. Genes Dev 2013 Nov 01;27(21):2299-304
PMID:27729451 - Cdc24 Is Essential for Long-range End Resection in the Repair of Double-stranded DNA Breaks.
Zhang H et al. J Biol Chem 2016 Nov 25;291(48):24961-24973
PMID:22354040 - RPA facilitates telomerase activity at chromosome ends in budding and fission yeasts.
Luciano P et al. EMBO J 2012 Apr 18;31(8):2034-46
PMID:29358048 - Establishment of DNA-DNA Interactions by the Cohesin Ring.
Murayama Y et al. Cell 2018 Jan 25;172(3):465-477.e15
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:19714215 - The fission yeast homeodomain protein Yox1p binds to MBF and confines MBF-dependent cell-cycle transcription to G1-S via negative feedback.
Aligianni S et al. PLoS Genet 2009 Aug;5(8):e1000626
PMID:20140190 - A kinase-independent role for the Rad3(ATR)-Rad26(ATRIP) complex in recruitment of Tel1(ATM) to telomeres in fission yeast.
Subramanian L et al. PLoS Genet 2010 Feb 05;6(2):e1000839
PMID:17429064 - Fission yeast Taz1 and RPA are synergistically required to prevent rapid telomere loss.
Kibe T et al. Mol Biol Cell 2007 Jun;18(6):2378-87
PMID:22645654 - Opposing role of condensin hinge against replication protein A in mitosis and interphase through promoting DNA annealing.
Akai Y et al. Open Biol 2011 Dec;1(4):110023
PMID:17936710 - Ctp1 is a cell-cycle-regulated protein that functions with Mre11 complex to control double-strand break repair by homologous recombination.
Limbo O et al. Mol Cell 2007 Oct 12;28(1):134-46
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:29215009 - The end-joining factor Ku acts in the end-resection of double strand break-free arrested replication forks.
Teixeira-Silva A et al. Nat Commun 2017 Dec 07;8(1):1982
PMID:30355493 - Expanded Interactome of the Intrinsically Disordered Protein Dss1.
Schenstrøm SM et al. Cell Rep 2018 Oct 23;25(4):862-870
PMID:9658208 - Sensitivity to cisplatin and platinum-containing compounds of Schizosaccharomyces pombe rad mutants.
Perego P et al. Mol Pharmacol 1998 Jul;54(1):213-9
PMID:23779158 - The proteasome factor Bag101 binds to Rad22 and suppresses homologous recombination.
Saito Y et al. Sci Rep 2013;3:2022
PMID:10512870 - A double-strand break repair component is essential for S phase completion in fission yeast cell cycling.
Suto K et al. Mol Biol Cell 1999 Oct;10(10):3331-43
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:27611590 - Pfh1 Is an Accessory Replicative Helicase that Interacts with the Replisome to Facilitate Fork Progression and Preserve Genome Integrity.
McDonald KR et al. PLoS Genet 2016 Sep;12(9):e1006238
PMID:11560889 - Multiple interactions among the components of the recombinational DNA repair system in Schizosaccharomyces pombe.
Tsutsui Y et al. Genetics 2001 Sep;159(1):91-105
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:31260531 - Gcn5-mediated acetylation at MBF-regulated promoters induces the G1/S transcriptional wave.
González-Medina A et al. Nucleic Acids Res 2019 Sep 19;47(16):8439-8451
PB_REF:0000006 - Disease associations from Monarch via human-pombe orthologs
PMID:19111658 - HP1 proteins form distinct complexes and mediate heterochromatic gene silencing by nonoverlapping mechanisms.
Motamedi MR et al. Mol Cell 2008 Dec 26;32(6):778-90
PMID:31563844 - The roles of fission yeast exonuclease 5 in nuclear and mitochondrial genome stability.
Sparks JL et al. DNA Repair (Amst) 2019 Nov;83:102720
PMID:8702843 - Purification, gene cloning, and reconstitution of the heterotrimeric single-stranded DNA-binding protein from Schizosaccharomyces pombe.
Ishiai M et al. J Biol Chem 1996 Aug 23;271(34):20868-78
PMID:20885790 - Critical functions of Rpa3/Ssb3 in S-phase DNA damage responses in fission yeast.
Cavero S et al. PLoS Genet 2010 Sep 23;6(9):e1001138
PMID:21931565 - Release of Ku and MRN from DNA ends by Mre11 nuclease activity and Ctp1 is required for homologous recombination repair of double-strand breaks.
Langerak P et al. PLoS Genet 2011 Sep;7(9):e1002271
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
GO_REF:0000043 - Gene Ontology annotation based on UniProtKB/Swiss-Prot keyword mapping
PMID:19214192 - Differential arrival of leading and lagging strand DNA polymerases at fission yeast telomeres.
Moser BA et al. EMBO J 2009 Apr 08;28(7):810-20
PMID:10888871 - Mitotic replication initiation proteins are not required for pre-meiotic S phase.
Forsburg SL et al. Nat Genet 2000 Jul;25(3):263-8
PMID:14654689 - A novel allele of fission yeast rad11 that causes defects in DNA repair and telomere length regulation.
Ono Y et al. Nucleic Acids Res 2003 Dec 15;31(24):7141-9
PMID:21511999 - Comparative functional genomics of the fission yeasts.
Rhind N et al. Science 2011 May 20;332(6032):930-6
GO_REF:0000033 - Annotation inferences using phylogenetic trees
PMID:28334931 - Rgf1p (Rho1p GEF) is required for double-strand break repair in fission yeast.
Manjón E et al. Nucleic Acids Res 2017 May 19;45(9):5269-5284
PMID:26412298 - A Degenerate Cohort of Yeast Membrane Trafficking DUBs Mediates Cell Polarity and Survival.
Beckley JR et al. Mol Cell Proteomics 2015 Dec;14(12):3132-41
PMID:22540037 - Predicting the fission yeast protein interaction network.
Pancaldi V et al. G3 (Bethesda) 2012 Apr;2(4):453-67
PMID:11600706 - SUMO modification of Rad22, the Schizosaccharomyces pombe homologue of the recombination protein Rad52.
Ho JC et al. Nucleic Acids Res 2001 Oct 15;29(20):4179-86
PMID:28806726 - Replication fork slowing and stalling are distinct, checkpoint-independent consequences of replicating damaged DNA.
Iyer DR et al. PLoS Genet 2017 Aug;13(8):e1006958
PMID:26041456 - RPA prevents G-rich structure formation at lagging-strand telomeres to allow maintenance of chromosome ends.
Audry J et al. EMBO J 2015 Jul 14;34(14):1942-58
PMID:9111307 - The Schizosaccharomyces pombe rad11+ gene encodes the large subunit of replication protein A.
Parker AE et al. Mol Cell Biol 1997 May;17(5):2381-90
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:34228709 - Expression of the cancer-associated DNA polymerase ε P286R in fission yeast leads to translesion synthesis polymerase dependent hypermutation and defective DNA replication.
Soriano I et al. PLoS Genet 2021 Jul;17(7):e1009526
PMID:27098497 - CRL4(Wdr70) regulates H2B monoubiquitination and facilitates Exo1-dependent resection.
Zeng M et al. Nat Commun 2016 Apr 21;7:11364