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ddb1 ddb1 epe1 epe1 pxd1 pxd1 cdc24 cdc24 thp1 thp1 eso1 eso1 leu2 leu2 set8 set8 cul4 cul4 rbx1 rbx1 spd1 spd1 nda3 nda3 cdc25 cdc25 top1 top1 cdc6 cdc6 rad52 rad52 his3 his3 rad16 rad16 cdt1 cdt1 crb2 crb2 mus81 mus81 pcn1 pcn1 swi10 swi10 rqh1 rqh1 cdt2 cdt2 eme1 eme1 slx4 slx4 slx1 slx1 dna2 dna2 fbh1 fbh1 pfh1 pfh1 cdc2 cdc2
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splice isoforms or post-translational modifications are collapsed, i.e. each node represents all the proteins produced by a single, protein-coding gene locus.
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query proteins and first shell of interactors
white nodes:
second shell of interactors
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proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
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associations are meant to be specific and meaningful, i.e. proteins jointly contribute to a shared function; this does not necessarily mean they are physically binding to each other.
Known Interactions
from curated databases
experimentally determined
Predicted Interactions
gene neighborhood
gene fusions
gene co-occurrence
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textmining
co-expression
protein homology
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ddb1DNA damage-binding protein 1; Component of an E3 ubiquitin-protein ligase that includes cul4 (By similarity). Required for ubiquitination and the subsequent degradation of the DNA replication licensing factor cdt1 and of the ribonucleotide reductase inhibitor spd1. Also required for transcription-coupled nucleotide excision repair. (1072 aa)
epe1Putative JmjC domain-containing histone demethylation protein 1; May be a histone demethylase that specifically demethylates 'Lys-36' of histone H3, thereby playing a central role in histone code (By similarity). Represses transcriptional silencing by negatively affecting heterochromatin stability. (948 aa)
pxd1Uncharacterized protein C1322.02. (351 aa)
cdc24Cell division control protein 24; Has a role in the progression of DNA replication and in the maintenance of genomic integrity. Acts during S phase, after initiation, where it is essential for completion. (501 aa)
thp1G/U mismatch-specific uracil DNA glycosylase; Removes uracil from G/U mispairs in ssDNA. Also corrects G/G mispairs. Does not catalyze the removal of thymine from G/T mispairs. (325 aa)
eso1N-acetyltransferase eso1; Probable acetyltransferase required for the establishment of sister chromatid cohesion and couple the processes of cohesion and DNA replication to ensure that only sister chromatids become paired together. In contrast to the structural cohesins, the deposition and establishment factors are required only during S phase. The relevance of acetyltransferase function remains unclear (By similarity). In the N-terminal section; belongs to the DNA polymerase type-Y family. (872 aa)
leu23-isopropylmalate dehydratase; Catalyzes the isomerization between 2-isopropylmalate and 3- isopropylmalate, via the formation of 2-isopropylmaleate; Belongs to the aconitase/IPM isomerase family. (758 aa)
set8SET domain-containing protein 8. (429 aa)
cul4Cullin-4; Required, indirectly, for activation of ribonucleotide reductase through the degradation of the protein spd1, thereby supplying deoxyribonucleotides for DNA replication and repair. Also has a role as a scaffold for assembling ubiquitin ligases. Component of the rik1-associated E3 ubiquitin ligase complex that shows ubiquitin ligase activity and is required for histone H3K9 methylation. H3K9me represents a specific tag for epigenetic transcriptional repression by recruiting swi6/HP1 to methylated histones which leads to transcriptional silencing within centromeric heterochroma [...] (734 aa)
rbx1RING-box protein pip1; Component of E3 ubiquitin ligase SCF complexes, which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Seems to recruit the E2 ubiquitination enzyme, like UBC3/CDC34, to the complex and brings it into close proximity to the substrate. Component of the rik1-associated E3 ubiquitin ligase complex that shows ubiquitin ligase activity and is required for histone H3K9 methylation. H3K9me represents a specific tag for epigenetic transcriptional repression by recruiting swi6/HP1 to methylated histones which leads to transcriptional s [...] (107 aa)
spd1S-phase delaying protein 1; Regulates the ribonucleotide reductase activity through its mediation of the nuclear localization of suc22, the small subunit of the ribonucleotide reductase. Delays the progression of the G1-S phase transition, thereby ensuring the G1 phase is complete. Interacts with both p34 and the p34-p56 complex, although no direct inhibitory effect on the bound proteins has been demonstrated. The action of p14 may happen coincidentally with the cdc10 function or may happen downstream of this. (124 aa)
nda3Tubulin beta chain; Tubulin is the major constituent of microtubules. It binds two moles of GTP, one at an exchangeable site on the beta chain and one at a non-exchangeable site on the alpha chain. (448 aa)
cdc25M-phase inducer phosphatase; This protein functions as a dosage-dependent inducer in mitotic control. It is a tyrosine protein phosphatase required for progression of the cell cycle. It may directly dephosphorylate p34(cdc2) and activate the p34(cdc2) kinase activity. (596 aa)
top1DNA topoisomerase 1; Releases the supercoiling and torsional tension of DNA introduced during the DNA replication and transcription by transiently cleaving and rejoining one strand of the DNA duplex. Introduces a single-strand break via transesterification at a target site in duplex DNA. The scissile phosphodiester is attacked by the catalytic tyrosine of the enzyme, resulting in the formation of a DNA-(3'-phosphotyrosyl)- enzyme intermediate and the expulsion of a 5'-OH DNA strand. TThe free DNA strand then rotates around the intact phosphodiester bond on the opposing strand, thus rem [...] (814 aa)
cdc6DNA polymerase delta catalytic subunit; Catalytic component of DNA polymerase delta (DNA polymerase III) which participates in chromosomal DNA replication. Required during synthesis of the lagging DNA strands at the replication fork, binds at/or near replication origins and moves along DNA with the replication fork. Participates in leading strand synthesis during replication initiation and termination. Has 3'-5' proofreading exonuclease activity that corrects errors arising during DNA replication (By similarity). Belongs to the DNA polymerase type-B family. (1086 aa)
rad52DNA repair and recombination protein rad22; Active in the repair of DNA damage and in mating-type switching. Probably involved in the repair of DNA double-strands breaks. Has a role in promoting S phase completion; Belongs to the RAD52 family. (469 aa)
his3Histidinol-phosphate aminotransferase. (384 aa)
rad16DNA repair protein rad16; Endonuclease that specifically degrades single-stranded DNA and which is involved in nucleotide excision repair of DNA damaged with UV light, bulky adducts, or cross-linking agents. Required for double strand break-induced interchromosomal gene conversion. Belongs to the XPF family. (877 aa)
cdt1Cell division cycle protein cdt1; DNA replication licensing factor, required for pre- replication complex assembly. Faithful duplication of the genetic material requires 'once per cell cycle' DNA replication initiation and elongation. Central to this control is the tightly regulated formation of prereplicative complexes (preRCs) at future origins of DNA replication. Required for the recruitment of the MCM helicase complex to the replication origins; Belongs to the Cdt1 family. (444 aa)
crb2DNA repair protein crb2; Essential for cell cycle arrest at the G1 and G2 stages following DNA damage by X-, and UV-irradiation, or inactivation of DNA ligase. Plays a role in the response to DNA damage. Interaction with rad4 via its phosphorylation sites in the N-terminus couples the DNA checkpoint apparatus to chromatin via interaction of its C-terminal BRCT domains with epigenetic modifications on histones H4 and H2A, respectively, in the G1/S phase of the cell cycle, and facilitates recruitment of the checkpoint kinase chk1. (778 aa)
mus81Crossover junction endonuclease mus81; Interacts with eme1 to form a DNA structure-specific endonuclease with substrate preference for branched DNA structures with a 5'-end at the branch nick. Typical substrates include 3'-flap structures, D-loops, replication forks and nicked Holliday junctions. May be required in mitosis for the processing of stalled or collapsed replication fork intermediates. May be required in meiosis for the repair of meiosis-specific double strand breaks subsequent to single- end invasion (SEI). Belongs to the XPF family. (608 aa)
pcn1Proliferating cell nuclear antigen; This protein is an auxiliary protein of DNA polymerase delta and is involved in the control of eukaryotic DNA replication by increasing the polymerase's processibility during elongation of the leading strand; Belongs to the PCNA family. (260 aa)
swi10Mating-type switching protein swi10; Involved in termination of copy-synthesis during mating-type switching. Involved in nucleotide excision repair of DNA damaged with UV light, bulky adducts, or cross-linking agents. Along with RAD16 forms an endonuclease that specifically degrades single-stranded DNA; Belongs to the ERCC1/RAD10/SWI10 family. (252 aa)
rqh1ATP-dependent DNA helicase hus2/rqh1; Has a role in the repair of UV-induced DNA damage in G2 via recombination-mediated repair. Also has a role in the repair of infrared-induced double DNA strand breaks. Exhibits an ATP-dependent DNA-helicase activity that unwinds single- and double-stranded DNA in a 3'-5' direction; Belongs to the helicase family. RecQ subfamily. (1328 aa)
cdt2Cell division cycle protein cdt2; Substrate-specific adapter of a DCX (DDB1-CUL4-X-box) E3 ubiquitin-protein ligase complex required for DNA replication during mitosis and meiosis. The DCX(DTL) complex, also named CRL4(CDT2) complex, mediates the polyubiquitination and subsequent degradation of cdt1 and spd1. Involved in the regulation of mitotic and pre-meiotic S- phase progression. (490 aa)
eme1Crossover junction endonuclease eme1; Interacts with mus81 to form a DNA structure-specific endonuclease with substrate preference for branched DNA structures with a 5'-end at the branch nick. Typical substrates include 3'-flap structures, D-loops, replication forks and nicked Holliday junctions. May be required in mitosis for the processing of stalled or collapsed replication fork intermediates. May be required in meiosis for the repair of meiosis-specific double strand breaks subsequent to single- end invasion (SEI). Belongs to the EME1/MMS4 family. (735 aa)
slx4Structure-specific endonuclease subunit slx4; Regulatory subunit of the slx1-slx4 structure-specific endonuclease that resolves DNA secondary structures generated during DNA repair and recombination. Has endonuclease activity towards branched DNA substrates, introducing single-strand cuts in duplex DNA close to junctions with ss-DNA. Has a preference for stem-loop (SL) and splayed arm Y structures. Introduces a single-strand cut in duplex DNA on the 3' side of a double-strand/single-strand junction with respect to the single-strand moving 3' to 5' away from the junction. Plays a critic [...] (419 aa)
slx1Structure-specific endonuclease subunit slx1; Catalytic subunit of the slx1-slx4 structure-specific endonuclease that resolves DNA secondary structures generated during DNA repair and recombination. Has endonuclease activity towards branched DNA substrates, introducing single-strand cuts in duplex DNA close to junctions with ss-DNA. Has a preference for stem-loop (SL) and splayed arm Y structures. Introduces a single-strand cut in duplex DNA on the 3' side of a double-strand/single-strand junction with respect to the single-strand moving 3' to 5' away from the junction. Plays a critica [...] (271 aa)
dna2DNA replication ATP-dependent helicase/nuclease dna2; Key enzyme involved in DNA replication and DNA repair. Involved in Okazaki fragments processing by cleaving long flaps that escape fen1: flaps that are longer than 27 nucleotides are coated by replication protein A complex (RPA), leading to recruit dna2 which cleaves the flap until it is too short to bind RPA and becomes a substrate for fen1. Is a target of the intra-S phase checkpoint, associating with stalled replication forks when phosphorylated at Ser- 219 and preventing the stalled replication forks from reversing. Also involve [...] (1397 aa)
fbh1F-box DNA helicase protein 1; Involved in ATP-dependent DNA-unwinding in a 3' to 5' direction, and ATP-ase activities stimulated by the single-stranded DNA-binding protein ssb1. Essential for viability and normal growth of stationary phase cells and in the absence of either srs2 or rqh1 DNA helicase. Involved in DNA recombination repair of strand breaks and stalled or collapsed replication forks, on the rhp51-dependent pathway: promotes rhp51 filament dissolution from stalled forks, thereby inhibiting homologous recombination and preventing excessive recombination. Ubiquitination and D [...] (878 aa)
pfh1ATP-dependent DNA helicase pfh1; DNA-dependent ATPase and 5'-3' DNA helicase required for the maintenance of both mitochondrial and nuclear genome stability. Involved in the maintenance of mitochondrial (mtDNA). Required for both repair of mitochondrial DNA and recognition of a recombinogenic signal characterized by a 26-bp palindromic at sequence in the ery region of mitochondrial DNA. May have a general role in chromosomal replication by affecting Okazaki fragment maturation. Required for the completion of S-phase. Belongs to the helicase family. PIF1 subfamily. (805 aa)
cdc2Cyclin-dependent kinase 1; Plays a key role in the control of the eukaryotic cell cycle. It is required for entry into S-phase and mitosis. When complexed with cig2, plays a role in G1-S phase transition. When activated and complexed with the cyclin cdc13, it leads to the onset of mitosis. p34 is a component of the kinase complex that phosphorylates the repetitive C-terminus of RNA polymerase II. Involved in cell cycle arrest induced by defective RNA splicing. Required for phosphorylation of dis1 to ensure accurate chromosome segregation and for the DNA damage checkpoint. (297 aa)
Your Current Organism:
Schizosaccharomyces pombe
NCBI taxonomy Id: 284812
Other names: S. pombe 972h-, Schizosaccharomyces pombe 972h-
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