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rcd1 rcd1 ppk26 ppk26 csx1 csx1 ulp2 ulp2 gus1 gus1 dcp2 dcp2 pan3 pan3 not3 not3 pdc1 pdc1 dis32 dis32 lsm4 lsm4 rpb7 rpb7 pdc2 pdc2 vgl1 vgl1 puf1 puf1 cxr1 cxr1 rps2501 rps2501 mpf2 mpf2 sts5 sts5 tif301 tif301 rpb4 rpb4 caf1 caf1 ccr4 ccr4 moe1 moe1 nxt3 nxt3 ubp3 ubp3 lsm2 lsm2 puf3 puf3 SPBC609.01 SPBC609.01 edc3 edc3 mei2 mei2 rps1402 rps1402 rps2201 rps2201 dcp1 dcp1 nhm1 nhm1 asc1 asc1 slr1 slr1 lsm3 lsm3 lsm6 lsm6 rar1 rar1 puf2 puf2 ath1 ath1 pabp pabp exo2 exo2 tif45 tif45 sum1 sum1 not1 not1 lsm1 lsm1 not2 not2 ste13 ste13 nrd1 nrd1 dbp5 dbp5 rps901 rps901 pan2 pan2 eti1 eti1 sty1 sty1 tif302 tif302 pby1 pby1 tif471 tif471 sus1 sus1 puf4 puf4 sum2 sum2 vts1 vts1
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query proteins and first shell of interactors
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second shell of interactors
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proteins of unknown 3D structure
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a 3D structure is known or predicted
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experimentally determined
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rcd1Cell differentiation protein rcd1; A differentiation-controlling factor that is essential for the onset of sexual development. Induces ste11 when sexual development is invoked through nitrogen starvation. (283 aa)
ppk26PAN2-PAN3 deadenylation complex subunit pan3; Regulatory subunit of the poly(A)-nuclease (PAN) deadenylation complex, one of two cytoplasmic mRNA deadenylases involved in mRNA turnover. PAN specifically shortens poly(A) tails of RNA and the activity is stimulated by poly(A)-binding protein pab1. PAN deadenylation is followed by rapid degradation of the shortened mRNA tails by the CCR4-NOT complex. Deadenylated mRNAs are then degraded by two alternative mechanisms, namely exosome-mediated 3'-5' exonucleolytic degradation, or deadenlyation-dependent mRNA decaping and subsequent 5'-3' exo [...] (589 aa)
csx1RNA-binding post-transcriptional regulator csx1; Regulates global gene expression after oxidative stress. Interacts and stabilizes atf1 and pcr1 mRNAs after oxidative stress, thus controlling their turnover. (632 aa)
ulp2Ubiquitin-like-specific protease 2. (638 aa)
gus1Probable glutamate--tRNA ligase, cytoplasmic; Catalyzes the attachment of glutamate to tRNA(Glu) in a two- step reaction: glutamate is first activated by ATP to form Glu-AMP and then transferred to the acceptor end of tRNA(Glu); Belongs to the class-I aminoacyl-tRNA synthetase family. Glutamate--tRNA ligase type 2 subfamily. (716 aa)
dcp2mRNA decapping complex subunit 2; Catalytic component of the decapping complex necessary for the degradation of mRNAs, both in normal mRNA turnover and in nonsense- mediated mRNA decay. Removes the 7-methyl guanine cap structure from mRNA molecules, yielding a 5'-phosphorylated mRNA fragment and 7m-GDP. Decapping is the major pathway of mRNA degradation in yeast. It occurs through deadenylation, decapping and subsequent 5' to 3' exonucleolytic decay of the transcript body. (741 aa)
pan3PAB-dependent poly(A)-specific ribonuclease subunit pan3-like; Regulatory subunit of the poly(A)-nuclease (PAN) deadenylation complex; Belongs to the protein kinase superfamily. PAN3 family. (681 aa)
not3General negative regulator of transcription subunit 3; Acts as component of the CCR4-NOT core complex, which in the nucleus seems to be a general transcription factor, and in the cytoplasm the major mRNA deadenylase involved in mRNA turnover. The NOT protein subcomplex negatively regulates the basal and activated transcription of many genes. Preferentially affects TC-type TATA element-dependent transcription. Could directly or indirectly inhibit component(s) of the general transcription machinery (By similarity). Belongs to the CNOT2/3/5 family. (640 aa)
pdc1Uncharacterized protein C20G4.08. (1076 aa)
dis32DIS3-like exonuclease 2; 3'-5'-exoribonuclease that specifically recognizes RNAs polyuridylated at their 3' end and mediates their degradation. Component of an exosome-independent RNA degradation pathway that mediates degradation of cytoplasmic mRNAs that have been deadenylated and subsequently uridylated at their 3'. (927 aa)
lsm4Probable U6 snRNA-associated Sm-like protein LSm4; Binds specifically to the 3'-terminal U-tract of U6 snRNA. (121 aa)
rpb7DNA-directed RNA polymerase II subunit rpb7; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. Component of RNA polymerase II which synthesizes mRNA precursors and many functional non-coding RNAs. Pol II is the central component of the basal RNA polymerase II transcription machinery. It is composed of mobile elements that move relative to each other. RPB7 is part of a subcomplex with RPB4 that binds to a pocket formed by RPB1, RPB2 and RPB6 at the base of the clamp element. The RBP4-RPB7 subcomplex seems [...] (172 aa)
pdc2DNA topoisomerase 2-associated protein pat1; Activator of decapping that functions as a general and active mechanism of translational repression and required for P-body formation. Stabilizes the 3' terminus of mRNAs and modulates the rates of mRNA-decapping that occur following deadenylation. Might be required for promoting the formation or the stabilization of the preinitiation translation complexes. Necessary for accurate chromosome transmission during cell division (By similarity); Belongs to the PAT1 family. (754 aa)
vgl1Vigilin 1; Required for cell survival under thermal stress. (1291 aa)
puf1Pumilio domain-containing protein C56F2.08c. (661 aa)
cxr1Uncharacterized RNA-binding protein C23E6.01c. (473 aa)
rps250140S ribosomal protein S25-B; Belongs to the eukaryotic ribosomal protein eS25 family. (88 aa)
mpf2Meiotic coiled-coil protein 2. (703 aa)
sts5Protein sts5; Required for the maintenance of cell shape during interphase. Required for localization of cortical actin to the growing tips before mitosis. (1066 aa)
tif301Eukaryotic translation initiation factor 3 subunit A; RNA-binding component of the eukaryotic translation initiation factor 3 (eIF-3) complex, which is involved in protein synthesis of a specialized repertoire of mRNAs and, together with other initiation factors, stimulates binding of mRNA and methionyl-tRNAi to the 40S ribosome. The eIF-3 complex specifically targets and initiates translation of a subset of mRNAs involved in cell proliferation. (932 aa)
rpb4DNA-directed RNA polymerase II subunit rpb4; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. Component of RNA polymerase II which synthesizes mRNA precursors and many functional non-coding RNAs. Pol II is the central component of the basal RNA polymerase II transcription machinery. It is composed of mobile elements that move relative to each other. RPB4 is part of a subcomplex with RPB7 that binds to a pocket formed by RPB1, RPB2 and RPB6 at the base of the clamp element. The RBP4-RPB7 subcomplex seems [...] (135 aa)
caf1Poly(A) ribonuclease pop2; Acts as the catalytic component of the CCR4-NOT core complex, which in the nucleus seems to be a general transcription factor, and in the cytoplasm the major mRNA deadenylase involved in mRNA turnover. In vivo and in vitro, caf1 has 3'-exoribonuclease activity with a preference for poly(A) RNAs. (335 aa)
ccr4Glucose-repressible alcohol dehydrogenase transcriptional effector; Acts as catalytic component of the CCR4-NOT core complex, which in the nucleus seems to be a general transcription factor, and in the cytoplasm the major mRNA deadenylase involved in mRNA turnover. Ccr4 has 3'-5' RNase activity with a strong preference for polyadenylated substrates and also low exonuclease activity towards single-stranded DNA. Discovered because of its role in the control of ADH2 gene expression. It is required for the expression of genes involved in non-fermentative growth (By similarity); Belongs to [...] (690 aa)
moe1Eukaryotic translation initiation factor 3 subunit D; mRNA cap-binding component of the eukaryotic translation initiation factor 3 (eIF-3) complex, which is involved in protein synthesis of a specialized repertoire of mRNAs and, together with other initiation factors, stimulates binding of mRNA and methionyl-tRNAi to the 40S ribosome. The eIF-3 complex specifically targets and initiates translation of a subset of mRNAs involved in cell proliferation. In the eIF-3 complex, eif3d specifically recognizes and binds the 7- methylguanosine cap of a subset of mRNAs. (567 aa)
nxt3Putative G3BP-like protein; Probable scaffold protein that may be involved in mRNA transport. (434 aa)
ubp3Probable ubiquitin carboxyl-terminal hydrolase 3. (512 aa)
lsm2U6 snRNA-associated Sm-like protein LSm2; Binds specifically to the 3'-terminal U-tract of U6 snRNA. (96 aa)
puf3mRNA-binding protein puf3; RNA-binding protein involved in post-transcriptional regulation. Predominantly binds to mRNAs encoding mitochondrial proteins and localizes them to the vicinity of mitochondria for translation. Regulates mitochondrial biogenesis, motility and morphology (By similarity); Belongs to the PUF3 family. (732 aa)
SPBC609.01Uncharacterized ribonuclease C609.01. (1157 aa)
edc3Enhancer of mRNA-decapping protein 3; Stimulates decapping of both stable and unstable mRNA during mRNA decay. Stimulates decapping presumably by preventing the DCP1-DCP2 decapping complex from adopting an inactive conformation. Belongs to the EDC3 family. (454 aa)
mei2Meiosis protein mei2; Crucial for commitment to meiosis but it is not sufficient itself for the commitment. May be a splicing regulator. (750 aa)
rps140240S ribosomal protein S14-B. (139 aa)
rps220140S ribosomal protein S22-A. (130 aa)
dcp1mRNA-decapping enzyme subunit 1; Component of the decapping complex necessary for the degradation of mRNAs, both in normal mRNA turnover and in nonsense- mediated mRNA decay. Removes the 7-methyl guanine cap structure from mRNA molecules, yielding a 5'-phosphorylated mRNA fragment and 7m-GDP. Decapping is the major pathway of mRNA degradation in yeast. It occurs through deadenylation, decapping and subsequent 5' to 3' exonucleolytic decay of the transcript body; Belongs to the DCP1 family. (127 aa)
nhm1m7GpppX diphosphatase; Decapping scavenger enzyme that catalyzes the cleavage of a residual cap structure following the degradation of mRNAs by the 3'->5' exosome-mediated mRNA decay pathway. Hydrolyzes cap analog structures like 7-methylguanosine nucleoside triphosphate (m7GpppG) with up to 10 nucleotide substrates (small capped oligoribonucleotides) and specifically releases 5'-phosphorylated RNA fragments and 7- methylguanosine monophosphate (m7GMP). Has no activity towards mRNA molecules longer than 25 nucleotides. May also play a role in the 5'->3 mRNA decay pathway; m7GDP, the do [...] (304 aa)
asc1tRNA-aminoacylation cofactor arc1; Binds to tRNA and functions as a cofactor for the methionyl- tRNA synthetase (MetRS) and glutamyl-tRNA synthetase (GluRS). Forms a complex with MetRS and GluRS and increases their affinity for cognate tRNAs due to the presence of a tRNA binding domain in its middle and C- terminal part (By similarity). (450 aa)
slr1Uncharacterized HTH La-type RNA-binding protein C1527.03. (475 aa)
lsm3Probable U6 snRNA-associated Sm-like protein LSm3; Binds specifically to the 3'-terminal U-tract of U6 snRNA. (93 aa)
lsm6U6 snRNA-associated Sm-like protein LSm6; Component of LSm protein complexes, which are involved in RNA processing and may function in a chaperone-like manner, facilitating the efficient association of RNA processing factors with their substrates. Component of the cytoplasmic LSM1-LSM7 complex, which is thought to be involved in mRNA degradation by activating the decapping step in the 5'-to-3' mRNA decay pathway. Component of the nuclear LSM2- LSM8 complex, which is involved in splicing of nuclear mRNAs. LSM2-LSM8 associates with multiple snRNP complexes containing the U6 snRNA (U4/U6 [...] (75 aa)
rar1Probable methionine--tRNA ligase, cytoplasmic; Belongs to the class-I aminoacyl-tRNA synthetase family. (782 aa)
puf2Pumilio domain-containing protein P35G2.14. (1065 aa)
ath1Uncharacterized protein C21B10.03c. (791 aa)
pabpPolyadenylate-binding protein, cytoplasmic and nuclear; Binds the poly(A) tail of mRNA. Appears to be an important mediator of the multiple roles of the poly(A) tail in mRNA biogenesis, stability and translation. In the nucleus, involved in both mRNA cleavage and polyadenylation. Is also required for efficient mRNA export to the cytoplasm. Acts in concert with a poly(A)-specific nuclease (PAN) to affect poly(A) tail shortening, which may occur concomitantly with either nucleocytoplasmic mRNA transport or translational initiation. In the cytoplasm, stimulates translation initiation and [...] (653 aa)
exo25'-3' exoribonuclease 1; Multifunctional protein that exhibits several independent functions at different levels of the cellular processes. 5'-3' exonuclease component of the nonsense-mediated mRNA decay (NMD) which is a highly conserved mRNA degradation pathway, an RNA surveillance system whose role is to identify and rid cells of mRNA with premature termination codons and thus prevents accumulation of potentially harmful truncated proteins. Involved in the degradation of several hypomodified mature tRNA species and participates in the 5'-processing or the degradation of the snoRNA pr [...] (1328 aa)
tif45Eukaryotic translation initiation factor 4E-1; Recognizes and binds the 7-methylguanosine-containing mRNA cap during an early step in the initiation of protein synthesis and facilitates ribosome binding by inducing the unwinding of the mRNAs secondary structures; Belongs to the eukaryotic initiation factor 4E family. (218 aa)
sum1Eukaryotic translation initiation factor 3 subunit I; Component of the eukaryotic translation initiation factor 3 (eIF-3) complex, which is involved in protein synthesis of a specialized repertoire of mRNAs and, together with other initiation factors, stimulates binding of mRNA and methionyl-tRNAi to the 40S ribosome. The eIF-3 complex specifically targets and initiates translation of a subset of mRNAs involved in cell proliferation. (328 aa)
not1General negative regulator of transcription subunit 1; Acts as component of the CCR4-NOT core complex, which in the nucleus seems to be a general transcription factor, and in the cytoplasm the major mRNA deadenylase involved in mRNA turnover. The NOT protein subcomplex negatively regulates the basal and activated transcription of many genes. Preferentially affects TC-type TATA element-dependent transcription. Could directly or indirectly inhibit component(s) of the general transcription machinery (By similarity). (2100 aa)
lsm1U6 snRNA-associated Sm-like protein LSm1; Component of the cytoplasmic LSM1-LSM7 complex which is involved in mRNA degradation by activating the decapping step. The LSM1-LSM7 complex binds RNA with a preference for poly-U ends. (140 aa)
not2General negative regulator of transcription subunit 2; Acts as component of the CCR4-NOT core complex, which in the nucleus seems to be a general transcription factor, and in the cytoplasm the major mRNA deadenylase involved in mRNA turnover. NOT2 is required for the integrity of the complex. The NOT protein subcomplex negatively regulates the basal and activated transcription of many genes. Preferentially affects TC-type TATA element-dependent transcription. Could directly or indirectly inhibit component(s) of the general transcription machinery (By similarity); Belongs to the CNOT2/3 [...] (306 aa)
ste13Putative ATP-dependent RNA helicase ste13; ATP-dependent RNA helicase involved in mRNA turnover, and more specifically in mRNA decapping. Is involved in G1/S DNA-damage checkpoint recovery, probably through the regulation of the translational status of a subset of mRNAs. May also have a role in translation and mRNA nuclear export (By similarity); Belongs to the DEAD box helicase family. DDX6/DHH1 subfamily. (485 aa)
nrd1Negative regulator of differentiation 1; Negative regulator of sexual differentiation. Acts by repressing the transcription of meiosis-inducing, ste11-regulated genes until cells reach a critical level of starvation. RNA-binding protein that preferentially binds poly(U). (529 aa)
dbp5ATP-dependent RNA helicase dbp5; ATP-dependent RNA helicase associated with the nuclear pore complex and essential for mRNA export from the nucleus. May participate in a terminal step of mRNA export through the removal of proteins that accompany mRNA through the nucleopore complex. May also be involved in early transcription (By similarity). (503 aa)
rps90140S ribosomal protein S9-A; Belongs to the universal ribosomal protein uS4 family. (191 aa)
pan2PAN2-PAN3 deadenylation complex catalytic subunit pan2; Catalytic subunit of the poly(A)-nuclease (PAN) deadenylation complex, one of two cytoplasmic mRNA deadenylases involved in mRNA turnover. PAN specifically shortens poly(A) tails of RNA and the activity is stimulated by poly(A)-binding protein pab1. PAN deadenylation is followed by rapid degradation of the shortened mRNA tails by the CCR4-NOT complex. Deadenylated mRNAs are then degraded by two alternative mechanisms, namely exosome-mediated 3'-5' exonucleolytic degradation, or deadenlyation-dependent mRNA decaping and subsequent [...] (1088 aa)
eti1Uncharacterized protein C12G12.09. (977 aa)
sty1Mitogen-activated protein kinase sty1; Mitogen-activated protein kinase involved in a signal transduction pathway that is activated by changes in the osmolarity of the extracellular environment. Controls osmotic regulation of transcription of target genes. Involved in osmoregulation and stress response pathways leading to an efficient start of sexual differentiation. Supports translation initiation and facilitates adaptation to environmental stress in part through reducing eIF2-alpha phosphorylation. Links the cell-cycle G2/M control with changes in the extracellular environment that a [...] (349 aa)
tif302Eukaryotic translation initiation factor 3 subunit B; RNA-binding component of the eukaryotic translation initiation factor 3 (eIF-3) complex, which is involved in protein synthesis of a specialized repertoire of mRNAs and, together with other initiation factors, stimulates binding of mRNA and methionyl-tRNAi to the 40S ribosome. The eIF-3 complex specifically targets and initiates translation of a subset of mRNAs involved in cell proliferation. (725 aa)
pby1Probable tubulin--tyrosine ligase C12B10.04; Probable tubulin--tyrosine ligase. (403 aa)
tif471Eukaryotic translation initiation factor 4 gamma; Component of the protein complex eIF4F, which is involved in the recognition of the mRNA cap, ATP-dependent unwinding of 5'-terminal secondary structure and recruitment of mRNA to the ribosome. Belongs to the eukaryotic initiation factor 4G family. (1403 aa)
sus1Transcription and mRNA export factor sus1; Involved in mRNA export coupled transcription activation by association with both the TREX-2 and the SAGA complexes. At the promoters, SAGA is required for recruitment of the basal transcription machinery. It influences RNA polymerase II transcriptional activity through different activities such as TBP interaction and promoter selectivity, interaction with transcription activators, and chromatin modification through histone acetylation and deubiquitination. Within the SAGA complex, participates in a subcomplex required for deubiquitination of [...] (108 aa)
puf4Pumilio domain-containing protein C6G9.14. (681 aa)
sum2Protein sum2; Required for G2/M phase checkpoint control. (426 aa)
vts1Protein vts1; RNA-binding protein involved in post-transcriptional regulation through transcript degradation. May be involved in vacuolar protein transport (By similarity). (713 aa)
Your Current Organism:
Schizosaccharomyces pombe
NCBI taxonomy Id: 284812
Other names: S. pombe 972h-, Schizosaccharomyces pombe 972h-
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