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protein coding gene - grx4 (SPBC26H8.06) - CIA machinery monothiol glutaredoxin Grx4

Gene summary

Standard name
grx4
Systematic ID
SPBC26H8.06
Product
CIA machinery monothiol glutaredoxin Grx4
Organism
Schizosaccharomyces pombe (fission yeast)
UniProt ID
O74790
ORFeome ID
08/08H06
Characterisation status
biological role published
Feature type
mRNA gene
Genomic location
chromosome II: 3957384..3958479 forward strand

Annotation

GO biological process

GO:0006879 - intracellular iron ion homeostasis

References:

GO:0045944 - positive regulation of transcription by RNA polymerase II

References:

GO cellular component

GO:0005737 - cytoplasm

References:

GO:0005829 - cytosol

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GO:0005634 - nucleus

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GO molecular function

GO:0051537 - 2 iron, 2 sulfur cluster binding

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GO:0015038 - glutathione disulfide oxidoreductase activity

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GO:0005515 - protein binding

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GO:0140311 - protein sequestering activity

References:

GO:0003713 - transcription coactivator activity

References:

Modification

MOD:00739 - iron-sulfur cluster containing modification

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MOD:01148 - ubiquitinylated lysine

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Multi-locus phenotype

FYPO:0001117 - decreased RNA level during vegetative growth

References:

Genotypes:

FYPO:0001890 - increased RNA level

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Genotypes:

FYPO:0000825 - increased RNA level during vegetative growth

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Genotypes:

FYPO:0000840 - normal RNA level

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Genotypes:

Protein features

PBO:0111760 - thioredoxin family

Qualitative gene expression

PomGeneEx:0000019 - protein level decreased

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PomGeneEx:0000018 - protein level increased

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PomGeneEx:0000012 - RNA level decreased

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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:0005656 - abolished iron ion binding

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Genotypes:

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

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Genotypes:

FYPO:0002780 - decreased cellular reactive oxygen species level during vegetative growth

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Genotypes:

FYPO:0002143 - decreased cellular reactive oxygen species level in stationary phase

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Genotypes:

FYPO:0005487 - decreased iron-sulfur cluster binding

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Genotypes:

FYPO:0005654 - decreased level of iron assimilation gene mRNA during vegetative growth

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Genotypes:

FYPO:0006100 - decreased protein localization to cytoplasm, with protein mislocalized to nucleus

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Genotypes:

FYPO:0001645 - decreased protein-protein interaction

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Genotypes:

FYPO:0000826 - decreased RNA level

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Genotypes:

FYPO:0002042 - decreased RNA level during cellular response to iron ion starvation

References:

Genotypes:

FYPO:0001117 - decreased RNA level during vegetative growth

References:

Genotypes:

FYPO:0001355 - decreased vegetative cell population growth

References:

Genotypes:

FYPO:0000636 - increased cell population growth rate

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Genotypes:

FYPO:0003965 - increased glutathione disulfide oxidoreductase activity

References:

Genotypes:

FYPO:0002014 - increased RNA level during cellular response to iron ion starvation

References:

Genotypes:

FYPO:0000825 - increased RNA level during vegetative growth

References:

Genotypes:

FYPO:0001309 - increased viability in stationary phase

References:

Genotypes:

FYPO:0002483 - inviable small tapered vegetative cell

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Genotypes:

FYPO:0002061 - inviable vegetative cell population

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Genotypes:

FYPO:0001164 - normal growth on glucose carbon source

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Genotypes:

FYPO:0005655 - normal level of iron assimilation gene mRNA during vegetative growth

References:

Genotypes:

FYPO:0000838 - normal protein localization to nucleus during vegetative growth

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Genotypes:

FYPO:0002015 - sensitive to iron ion starvation

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Genotypes:

FYPO:0002016 - sensitive to oxygen

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Genotypes:

Taxonomic conservation

PBO:0011067 - conserved in bacteria

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
PF00085ThioredoxinThioredoxin_domainPFAM
PF00462GlutaredoxinGlutaredoxinPFAM
cd03028GRX_PICOT_likeGRX_PICOT-likeCDD
cd02984TRX_PICOTCDD
PS51354GLUTAREDOXIN_2PROSITE_PROFILES
PS51352THIOREDOXIN_2Thioredoxin_domainPROSITE_PROFILES
G3DSA:3.40.30.10:FF:000092FUNFAM
G3DSA:3.40.30.10:FF:000012FUNFAM
SSF52833Thioredoxin-likeThioredoxin-like_sfSUPERFAMILY
G3DSA:3.40.30.10GlutaredoxinGENE3D
PTHR10293GLUTAREDOXIN FAMILY MEMBERMonothiol_GRX-relPANTHER
TIGR00365TIGR00365Monothiol_GRX-relNCBIFAM

Orthologs

References / Literature

PMID:21421748 - Grx4 monothiol glutaredoxin is required for iron limitation-dependent inhibition of Fep1.
Jbel M et al. Eukaryot Cell 2011 May;10(5):629-45
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:23695164 - Cross-species protein interactome mapping reveals species-specific wiring of stress response pathways.
Das J et al. Sci Signal 2013 May 21;6(276):ra38
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: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:16175211 - Stress-dependent regulation of a monothiol glutaredoxin gene from Schizosaccharomyces pombe.
Kim HG et al. Can J Microbiol 2005 Jul;51(7):613-20
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:28725905 - Schizosaccharomyces pombe Grx4 regulates the transcriptional repressor Php4 via [2Fe-2S] cluster binding.
Dlouhy AC et al. Metallomics 2017 Aug 16;9(8):1096-1105
PMID:25806539 - A cascade of iron-containing proteins governs the genetic iron starvation response to promote iron uptake and inhibit iron storage in fission yeast.
Encinar del Dedo J et al. PLoS Genet 2015 Mar;11(3):e1005106
PMID:21531205 - Multi-domain CGFS-type glutaredoxin Grx4 regulates iron homeostasis via direct interaction with a repressor Fep1 in fission yeast.
Kim KD et al. Biochem Biophys Res Commun 2011 May 20;408(4):609-14
PMID:24897379 - Fra2 is a co-regulator of Fep1 inhibition in response to iron starvation.
Jacques JF et al. PLoS One 2014;9(6):e98959
PMID:36568394 - Schizosaccharomyces pombe Grx4, Fep1, and Php4: In silico analysis and expression response to different iron concentrations.
Ebrahim A et al. Front Genet 2022;13:1069068
PMID:21511999 - Comparative functional genomics of the fission yeasts.
Rhind N et al. Science 2011 May 20;332(6032):930-6
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:23115244 - Cells lacking pfh1, a fission yeast homolog of mammalian frataxin protein, display constitutive activation of the iron starvation response.
Gabrielli N et al. J Biol Chem 2012 Dec 14;287(51):43042-51
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:30355493 - Expanded Interactome of the Intrinsically Disordered Protein Dss1.
Schenstrøm SM et al. Cell Rep 2018 Oct 23;25(4):862-870
PMID:39705284 - Proteomic and phosphoproteomic analyses reveal that TORC1 is reactivated by pheromone signaling during sexual reproduction in fission yeast.
Bérard M et al. PLoS Biol 2024 Dec 20;22(12):e3002963
PMID:15796926 - Localization and function of three monothiol glutaredoxins in Schizosaccharomyces pombe.
Chung WH et al. Biochem Biophys Res Commun 2005 May 06;330(2):604-10
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:19502236 - Both Php4 function and subcellular localization are regulated by iron via a multistep mechanism involving the glutaredoxin Grx4 and the exportin Crm1.
Mercier A et al. J Biol Chem 2009 Jul 24;284(30):20249-62
PMID:33064911 - Genes affecting the extension of chronological lifespan in Schizosaccharomyces pombe (fission yeast).
Ohtsuka H et al. Mol Microbiol 2021 Apr;115(4):623-642
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: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:18182845 - Expression, characterization and regulation of a Saccharomyces cerevisiae monothiol glutaredoxin (Grx6) gene in Schizosaccharomyces pombe.
Lee JH et al. Mol Cells 2007 Dec 31;24(3):316-22
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:37970674 - SUMOylation regulates Lem2 function in centromere clustering and silencing.
Strachan J et al. J Cell Sci 2023 Dec 01;136(23)
PMID:22523368 - The monothiol glutaredoxin Grx4 exerts an iron-dependent inhibitory effect on Php4 function.
Vachon P et al. Eukaryot Cell 2012 Jun;11(6):806-19
PMID:37923140 - Iron homeostasis proteins Grx4 and Fra2 control activity of the Schizosaccharomyces pombe iron repressor Fep1 by facilitating [2Fe-2S] cluster removal.
Hati D et al. J Biol Chem 2023 Nov 03;299(12):105419