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impt-1 impt-1 lin-54 lin-54 rba-1 rba-1 lin-53 lin-53 spt-5 spt-5 ifet-1 ifet-1 unc-55 unc-55 spt-4 spt-4 mes-3 mes-3 saeg-1 saeg-1 ztf-11 ztf-11 ctbp-1 ctbp-1 dpy-22 dpy-22 hda-6 hda-6 hif-1 hif-1 ces-2 ces-2 lin-9 lin-9 lin-52 lin-52 sor-1 sor-1 ncl-1 ncl-1 oma-2 oma-2 let-19 let-19 hira-1 hira-1 mep-1 mep-1 mes-2 mes-2 ergo-1 ergo-1 pha-4 pha-4 rde-12 rde-12 fos-1 fos-1 zag-1 zag-1 unc-4 unc-4 sin-3 sin-3 spr-1 spr-1 hda-1 hda-1 rde-11 rde-11 egl-27 egl-27 daf-16 daf-16 rrp-8 rrp-8 lsd-1 lsd-1 odr-7 odr-7 mml-1 mml-1 jmjc-1 jmjc-1 spr-5 spr-5 rde-10 rde-10 pie-1 pie-1 sop-2 sop-2 mafr-1 mafr-1 lin-35 lin-35 sor-3 sor-3 spr-3 spr-3 hda-2 hda-2 mab-5 mab-5 mes-6 mes-6 oma-1 oma-1 spr-4 spr-4 hda-4 hda-4 gei-8 gei-8 C16C10.4 C16C10.4 hlh-26 hlh-26 spr-2 spr-2 set-4 set-4
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impt-1Protein IMPACT homolog; Translational regulator that ensures constant high levels of translation under amino acid starvation. Plays a role as a negative regulator of the gcn-2 kinase activity; impairs gcn-1-mediated gcn-2 activation, and hence gcn-2-mediated eIF-2-alpha phosphorylation and subsequent down-regulation of protein synthesis in amino acid-starved cells. Plays a role in differentiation of neuronal cells by stimulating neurite outgrowth; Belongs to the IMPACT family. (257 aa)
lin-54Protein lin-54; Synthetic multivulva class B (synMuvB) protein. SynMuvB proteins are required to repress the induction of vulval development by Ras signaling and probably act by forming the multiprotein DRM complex that repress transcription; Belongs to the lin-54 family. (435 aa)
rba-1Probable histone-binding protein rba-1; Core histone-binding subunit that may target chromatin assembly factors, chromatin remodeling factors and histone deacetylases to their histone substrates in a manner that is regulated by nucleosomal DNA (By similarity). Plays a role in regulating cell cycle progression. Required to repress the induction of vulval development by Ras signaling. In association with the zinc finger protein ztf-11, negatively regulates the expression of non- neuronal genes during neurogenesis. Belongs to the WD repeat RBAP46/RBAP48/MSI1 family. (412 aa)
lin-53Probable histone-binding protein lin-53; Core histone-binding subunit that may target chromatin assembly factors, chromatin remodeling factors and histone deacetylases to their histone substrates in a manner that is regulated by nucleosomal DNA (By similarity). Required for hcp-3 and his-1 stabilization, localization of hcp-3 to centromeres and for proper chromosome segregation. Synthetic multivulva class B (synMuvB) protein. SynMuvB proteins are required to repress the induction of vulval development by Ras signaling and probably act by forming the multiprotein DRM complex that repres [...] (417 aa)
spt-5Transcription elongation factor SPT5; May function as a component of the DRB sensitivity-inducing factor complex (DSIF complex), which regulates transcription elongation by RNA polymerase II. DSIF may enhance transcriptional pausing at sites proximal to the promoter, which may in turn facilitate the assembly of an elongation competent RNA polymerase II complex. Belongs to the SPT5 family. (1208 aa)
ifet-1Translational repressor ifet-1; Involved in translational repression of multiple mRNAs in the distal gonad. Recruited to the 3' untranslated region (UTR) of zif-1 by oma-1 and is required for translational repression of zif-1. May also be involved in translational repression of mei-1 through recruitment to the mei-1 3' UTR by oma-1. Required for oogenesis but not spermatogenesis, for P granule formation and for the localization of car-1 and cgh-1 to P granules. Required for normal spindle orientation in early embryos. (761 aa)
unc-55Nuclear hormone receptor unc-55; Acts as a transcriptional regulator. Required for ventral D (VD) motor neurons to adopt their normal synaptic pattern. Suppresses expression of flp-13 in VD motor neurons to ensure formation of the correct synaptic pattern. Maintains low cAMP levels in VD motor neurons by enhancing expression of pde-4 which hydrolyzes cAMP and repressing expression of acy-1 which catalyzes cAMP formation. This prevents respecification of synapses by VD neurons. During copulation, required in males for correct movement of the spicules, a pair of prong-like structures whi [...] (370 aa)
spt-4Transcription elongation factor SPT4; May function as a component of the DRB sensitivity-inducing factor complex (DSIF complex), which regulates transcription elongation by RNA polymerase II. DSIF may enhance transcriptional pausing at sites proximal to the promoter, which may in turn facilitate the assembly of an elongation competent RNA polymerase II complex. (120 aa)
mes-3Polycomb protein mes-3; Component of a Polycomb group (PcG) complex. PcG proteins act by forming multiprotein complexes, which are required to maintain the transcriptionally repressive state of homeotic genes throughout development. PcG proteins are not required to initiate repression, but to maintain it during later stages of development. The mes-2/mes-3/mes- 6 complex may participate in the global inactivation of the X chromosomes in germline cells. The complex may act via methylation of histone H3 'Lys-27', rendering chromatin heritably changed in its expressibility. This complex is [...] (754 aa)
saeg-1Suppressor of activated egl-4 protein 1; As a likely component of a histone deacetylase complex, together with saeg-2 and hda-2, functions downstream of the cAMP- dependent kinase egl-4 to regulate the expression of genes required for egg-laying and foraging. (900 aa)
ztf-11Zinc finger protein ztf-11; Transcriptional repressor which promotes neuronal differentiation during embryonic and postembryonic neurogenesis. Together with components of the MuvB corepressor complex, negatively regulates the expression of non-neuronal genes during neurogenesis. Required for the generation of postembryonic neurons from epidermal cells. Belongs to the MYT1 family. (539 aa)
ctbp-1C-terminal-binding protein 1; Binds DNA and represses gene expression. Plays a role in regulation of life span, possibly by regulating transcription of genes important for lipid metabolism. (727 aa)
dpy-22Mediator of RNA polymerase II transcription subunit 12; Component of the Mediator complex, a coactivator involved in regulated gene transcription of nearly all RNA polymerase II-dependent genes. Mediator functions as a bridge to convey information from gene- specific regulatory proteins to the basal RNA polymerase II transcription machinery. Mediator is recruited to promoters by direct interactions with regulatory proteins and serves as a scaffold for the assembly of a functional preinitiation complex with RNA polymerase II and the general transcription factors (By similarity). Functio [...] (3498 aa)
hda-6Histone deacetylase 6; Probable histone deacetylase. Histone deacetylases are responsible for the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4). Histone deacetylation gives a tag for epigenetic repression and plays an important role in transcriptional regulation, cell cycle progression and developmental events. Histone deacetylases act via the formation of large multiprotein complexes (By similarity). (957 aa)
hif-1Hypoxia-inducible factor 1; A transcription factor which is a key regulator in various cellular processes; including environment stress resistance (oxygen levels, hydrogen sulfide and cyanide levels and heat), negative regulation of cell apoptosis in ASJ neurons by inhibition of cep-1 via transcriptional activation of tyr-2, resistance/susceptibility to pathogenic bacteria, lifespan and brood size. Involved in mediating susceptibility to enteropathogenic E.coli. Increased levels of hif-1 activity confer resistance to P.aeruginosa-mediated death but also confer susceptibility to S.aureu [...] (721 aa)
ces-2Cell death specification protein 2; Required to activate programmed cell death in the sister cells of the serotoninergic neurosecretory motor (NSM) neurons. Negatively regulates the activity of ces-1 which in turn negatively regulates the activities of cell-killing genes. Binds to the DNA sequence 5'-RTTACGTAAY-3'; Belongs to the bZIP family. (211 aa)
lin-9Protein lin-9; Synthetic multivulva class B (synMuvB) protein. SynMuvB proteins are required to repress the induction of vulval development by Ras signaling and probably act by forming the multiprotein DRM complex that represses transcription. Required for the development of sheath cells in the hermaphrodite gonad and for the development of the male spicule, rays and gonad. In association with the zinc finger protein ztf-11, negatively regulates the expression of non- neuronal genes during neurogenesis. (644 aa)
lin-52Protein lin-52; Synthetic multivulva class B (synMuvB) protein. SynMuvB proteins are required to repress the induction of vulval development by Ras signaling and probably act by forming the multiprotein DRM complex that represses transcription. In association with the zinc finger protein ztf-11, negatively regulates the expression of non-neuronal genes during neurogenesis. Belongs to the lin-52 family. (161 aa)
sor-1Sop-2-related protein 1; Acts synergistically with sop-2 to maintain the transcriptionally repressive state of homeotic genes throughout development. Not required to initiate repression, but to maintain it during later stages of development. Also required to repress expression of other genes. Binds RNA in a sequence-independent manner. (1000 aa)
ncl-1B-box type zinc finger protein ncl-1; Translational repressor that inhibits protein synthesis. Represses the translation of mRNAs such as fib-1, probably by being recruited by RNA-binding protein nos-2 and the Pumilio proteins puf-5, puf-8 and puf-9 to the consensus core PUF binding motif in the 3'-UTR of fib-1 mRNA. Negatively regulates ribosomal RNA (rRNA) synthesis, ribosomal protein synthesis and nucleolus size. Its role in the negative regulation of nucleolus size is most likely through its negative regulation of the translation of proteins such as the rRNA 2'- O-methyltransferase [...] (982 aa)
oma-2CCCH-type zinc finger protein oma-2; Zinc-finger RNA-binding protein that binds to 5'-UA[AU]-3' motifs in the 3'-UTR of maternal mRNAs to suppress translation in oocytes and embryos. Acts redundantly with oma-1 to control the temporal expression and distribution of maternal proteins and thereby promote meiotic progression, oocyte maturation, fertilization and embryonic development. Also, together with oma-1, is involved in P-granule distribution during embryonic development. (393 aa)
let-19Mediator of RNA polymerase II transcription subunit 13; Component of the Mediator complex, a coactivator involved in regulated gene transcription of nearly all RNA polymerase II-dependent genes. Mediator functions as a bridge to convey information from gene- specific regulatory proteins to the basal RNA polymerase II transcription machinery. Mediator is recruited to promoters by direct interactions with regulatory proteins and serves as a scaffold for the assembly of a functional preinitiation complex with RNA polymerase II and the general transcription factors (By similarity). Require [...] (2862 aa)
hira-1Protein HIRA; Required for replication-independent chromatin assembly and for the periodic repression of histone gene transcription during the cell cycle; Belongs to the WD repeat HIR1 family. (935 aa)
mep-1MOG interacting and ectopic P-granules protein 1; Has a broad role in development, specifically in the genetic pathway SynMuvB that negatively regulates specification of the vulval cell fate. Required for fem-3 3'-UTR-mediated repression in the regulation of the sperm/oocyte switch. Acts by regulating the translation of fem-3 mRNA, by binding to its 3'-UTR. (870 aa)
mes-2Histone-lysine N-methyltransferase mes-2; Polycomb group (PcG) protein. Catalytic subunit of a the mes- 2/mes-3/mes-6 complex, which methylates 'Lys-27' of histone H3, leading to transcriptional repression of the affected target genes. PcG proteins act by forming multiprotein complexes, which are required to maintain the transcriptionally repressive state of homeotic genes throughout development. PcG proteins are not required to initiate repression, but to maintain it during later stages of development. The mes-2/mes-3/mes-6 complex may participate in the global inactivation of the X c [...] (773 aa)
ergo-1Piwi-like protein ergo-1; Argonaute protein required for gene silencing in the endogenous RNA interference (RNAi) pathway. Involved in the 26G RNAi pathway and associates with both unmethylated and methylated 26G small interfering RNAs (26G- siRNAs), which are a class of 26 nucleotide siRNAs that possess a guanine residue at the 5'-end. Associated 26G-siRNAs are methylated by the methyltransferase henn-1, which stabilizes the siRNAs. Association with 26G- siRNAs is required for the biogenesis of secondary 22G-siRNAs (a class of 22 nucleotide siRNAs that possess a triphosphorylated guan [...] (1121 aa)
pha-4Defective pharyngeal development protein 4; Acts as a transcription factor required for formation of the pharyngeal primordium. Binds to the consensus sequence 5'-T[AG]TT[TG][AG][TC]-3' with variations of the sequence affecting onset of target gene expression. Activates a wide array of pharyngeal genes including ceh-22 and myo-2 and represses ectodermal genes lin-26 and elt-3, ensuring pharyngeal cell fate. Required for recruitment of htz-1 to a subset of pharyngeal promoters to ensure gene activation and also acts synergistically with tbx-2 in pharyngeal development. Acts in the regul [...] (506 aa)
rde-12DEAD-box ATP-dependent RNA helicase rde-12; Probable ATP-dependent RNA helicase involved in RNAi-mediated gene silencing. Specifically required in the endogenous siRNA pathway for biogenesis of secondary endogenous small interfering RNA (siRNA) intermediates called 22G-RNAs. May associate with and recruit rde- 10 to primary siRNA-targeted mRNA for secondary siRNA synthesis. May be recruited to target mRNAs by rde-1 and/or ergo-1. (959 aa)
fos-1Transcription factor fos-1; Developmentally regulated transcription factor which binds and recognizes the enhancer DNA sequence 5'-TGA[CG]TCA-3'. [Isoform b]: Required for ovulation. Controls plc-1 expression in the spermatheca to regulate spermathecal valve dilation. Acts with hda-1 as a downstream repressor of the kgb-1 mediated stress response pathway that transcriptionally represses genes involved in the response to heavy metals, such as kreg-1 ; Belongs to the bZIP family. Fos subfamily. (467 aa)
zag-1Zinc finger E-box-binding homeobox protein zag-1; Down-regulates expression of genes involved in either the synthesis or reuptake of serotonin, dopamine and GABA. Acts as a transcriptional repressor to regulate multiple, discrete, neuron- specific aspects of terminal differentiation, including cell migration, axonal development and gene expression. Required for axon guidance. Involved in the proper development of the pharynx. Directly represses its own transcription by interacting with conserved E-box sequence motifs 5'-CACCTG-3' in its own promoter. (596 aa)
unc-4Homeobox protein unc-4; Transcription factor that regulates synaptic specificity. Determines the pattern of synaptic input to VA motor neurons. Acts together with unc-37 by repressing the expression of VB-specific genes such as ceh-12, thereby preventing the adoption of VB motor neurons. Has no role in axonal guidance or outgrowth. Belongs to the paired homeobox family. Unc-4 subfamily. (252 aa)
sin-3Paired amphipathic helix protein sin-3; Probable transcriptional repressor required for the deposition of dimethylated 'Lys-9' of histone H3 (H3K9me2) on asynapsed chromosome pairs (both autosomes and sex chromosomes) during meiosis, but this does not seem to solely affect the transcriptional status. Plays a role in ray fusion and patterning in the male tail, and this may be through activity of the histone deacetylase complex (HDAC). (1507 aa)
spr-1REST corepressor spr-1; Probable corepressor protein, which probably participates in the transcriptional repression of the presenilin protein hop-1. Probably acts via the formation of a multiprotein complex that deacetylates and demethylates specific sites on histones. Acts redundantly with the transcriptional repressor lin-35 to play a role in vulval morphogenesis and promote germline proliferation ; Belongs to the CoREST family. (558 aa)
hda-1Histone deacetylase 1; Responsible for the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4). Histone deacetylation gives a tag for epigenetic repression. Plays an important role in transcriptional regulation, cell cycle progression and developmental events. Histone deacetylases act via the formation of large multiprotein complexes. Involved in the endoderm determination possibly by repressing end-1 expression. Also involved in vulval development, possibly by repressing lag-2 expression. In association with akir-1, plays a role in regula [...] (461 aa)
rde-11RNA interference defective protein 11; In complex with rde-10, required in the endogenous and exogenous siRNA pathway for biogenesis and accumulation of secondary small interfering RNA (siRNA) intermediates, such as 22G-siRNAs derived from ergo-1 targets. (316 aa)
egl-27Egg-laying defective protein 27; Transcription factor which promotes stress survival and delays aging. Required for cell cycle progression and development of the mesodermal and endodermal embryonic lineages. Required for normal T-cell polarity, for correct migration of QL neuroblast descendants and other cells, for embryonic patterning and for the embryonic expression of hlh-8. Also required for the transdifferentiation of the Y rectal epithelial cell to the PDA motor neuron during larval development. (1129 aa)
daf-16Forkhead box protein O; Forkhead-type transcription factor. Binds to the promoters of genes that contain the daf-16 binding element (DBE), TTGTTTAC, in their regulatory region. Functions in the Insulin/IGF-1-like signaling (IIS) mediated pathway which affects lipogenesis, lifespan, starvation survival, heat shock and oxidative stress responses, and dauer formation. Longevity signaling predominantly arises from expression in the intestine. Daf-16 transcriptional activity is negatively regulated by cytoplasmic sequestration by association with ftt-2. Inhibition is required for the carbon [...] (541 aa)
rrp-8Ribosomal RNA-processing protein 8; Probable methyltransferase required to silence rDNA. Belongs to the methyltransferase superfamily. RRP8 family. (343 aa)
lsd-1Probable lysine-specific histone demethylase 1; Probable histone demethylase that specifically demethylates 'Lys-4' of histone H3, a specific tag for epigenetic transcriptional activation, thereby acting as a corepressor. Acts by oxidizing the substrate by FAD to generate the corresponding imine that is subsequently hydrolyzed. Demethylates both mono- and di-methylated 'Lys-4' of histone H3. (737 aa)
odr-7Nuclear hormone receptor family member odr-7; Required for the function of one pair of chemosensory neurons called AWA neurons that are involved in chemotaxis to volatile odorants. Acts in a pathway that specifies olfactory neuronal fate. Regulates the transcription of olfactory signaling molecules such as odr-10 that specify AWA neuron identity and function. Represses the expression in AWA neurons of factors such as str-2 which specify AWC neuron identity. (457 aa)
mml-1Protein WBSCR14 homolog; Transcriptional repressor. Binds to the canonical and non- canonical E box sequences 5'-CACGTG-3' (By similarity). (1009 aa)
jmjc-1Bifunctional lysine-specific demethylase and histidyl-hydroxylase NO66; Oxygenase that can act as both a histone lysine demethylase and a ribosomal histidine hydroxylase. Specifically demethylates 'Lys- 4' (H3K4me) and 'Lys-36' (H3K36me) of histone H3, thereby playing a central role in histone code (By similarity). Mediates response to multiple stress stimuli, including heat shock and osmotic, oxidative, and ethanol stress; Belongs to the ROX family. NO66 subfamily. (748 aa)
spr-5Probable lysine-specific histone demethylase 1; Probable histone demethylase that specifically demethylates 'Lys-4' of histone H3, a specific tag for epigenetic transcriptional activation, thereby acting as a corepressor. Acts by oxidizing the substrate by FAD to generate the corresponding imine that is subsequently hydrolyzed. Demethylates both mono- and di-methylated 'Lys-4' of histone H3 (By similarity). Participates in the transcriptional repression of the presenilin protein hop-1. May act via the formation of a multiprotein complex that remodel or modify the chromatin. Together wi [...] (770 aa)
rde-10RNA interference defective protein 10; In complex with rde-11, required in the endogenous and exogenous siRNA pathway for biogenesis and accumulation of secondary small interfering RNA (siRNA) intermediates, such as 22G-siRNAs derived from ergo-1 targets. (627 aa)
pie-1Pharynx and intestine in excess protein 1; Maternally provided PIE-1 is required for germline cell fate determination. Functions as a repressor of RNA polymerase II-dependent gene expression in the developing germline. Required for expression of nos-2 in P4 germline blastomere cells. Inhibits the histone deacetylase activity of hda-1. Represses transcriptional activation of cdk-9 and cit-1.1, which are members of the P-TEFb complex. (335 aa)
sop-2Polycomb protein sop-2; Polycomb group (PcG) protein. PcG proteins act by forming multiprotein complexes, which are required to maintain the transcriptionally repressive state of homeotic genes throughout development. PcG proteins are not required to initiate repression, but to maintain it during later stages of development. Also required to repress expression of other genes and for localization of sor-1. Binds RNA. (737 aa)
mafr-1Repressor of RNA polymerase III transcription MAF1; Element of the TORC1 signaling pathway that acts as a mediator of diverse signals and that represses RNA polymerase III transcription. Inhibits the de novo assembly of TFIIIB onto DNA. Belongs to the MAF1 family. (245 aa)
lin-35Retinoblastoma-like protein homolog lin-35; Key regulator of cell division which acts as a transcriptional repressor and negatively regulates cell cycle progression in its active unphosphorylated form, but allows cell cycle progression when phosphorylated. When unphosphorylated and in its active form, interacts with E2F transcription factors such as efl-1 to repress their transcriptional activity and negatively regulate the progression through the G1 phase of the cell cycle during postembryonic development. May furthermore act with cell cycle regulator cki-1 to negatively regulate cell [...] (961 aa)
sor-3Sop-2-related protein 3; Probably acts synergistically with sop-2 to maintain the transcriptionally repressive state of homeotic genes in order to regulate various neurogenic identities. Specification of some neuronal identities also involves expression of non-Hox genes. Specifies dopaminergic and serotonergic neuronal cell fate, and regulates neurotransmitter choice and axon pathfinding. (531 aa)
spr-3Suppressor of presenilin protein 3; Probable transcriptional regulator, which participates in the transcriptional repression of the presenilin protein hop-1. (684 aa)
hda-2Putative histone deacetylase 2; Probably responsible for the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4) (By similarity). Histone deacetylation gives a tag for epigenetic repression and plays an important role in transcriptional regulation, cell cycle progression and developmental events (By similarity). Histone deacetylases act via the formation of large multiprotein complexes (By similarity). As a likely component of a histone deacetylase complex, together with saeg-1 and hda-2, functions downstream of the cAMP-dependent kinase e [...] (507 aa)
mab-5Homeobox protein mab-5; Transcription factor that binds to the promoter region of the transcription factor lin-39 to repress its expression in Q neuroblasts and thereby direct left Q neuroblast (QL) daughter cell migration. During postembryonic development, required for posterior-specific pattern formation. Within the posterior body region, controls epidermal, neuronal, and mesodermal cell differentiation. Belongs to the Antp homeobox family. (200 aa)
mes-6Polycomb protein mes-6; Polycomb group (PcG) protein. PcG proteins act by forming multiprotein complexes, which are required to maintain the transcriptionally repressive state of homeotic genes throughout development. PcG proteins are not required to initiate repression, but to maintain it during later stages of development. The mes-2/mes-3/mes- 6 complex may participate in the global inactivation of the X chromosomes in germline cells. The complex may act via methylation of histone H3 'Lys-27', rendering chromatin heritably changed in its expressibility. This complex is required to ex [...] (459 aa)
oma-1CCCH-type zinc finger protein oma-1; Zinc-finger RNA-binding protein that binds to 5'-UA[AU]-3' motifs in the 3'-UTR of maternal mRNAs to suppress translation in oocytes and embryos. Acts as a ribonucleoprotein particle component that may exert part of its function within cytoplasmic foci of unfertilized oocytes. Acts redundantly with oma-2 to control the temporal expression and distribution of maternal proteins and thereby promote meiotic progression, oocyte maturation, fertilization and embryonic development. Recruits the translational repressor ifet-1 to the 3'-UTR of mei-1 and zif- [...] (407 aa)
spr-4Suppressor of presenilin protein 4; Probable transcriptional regulator, which participates in the transcriptional repression of the presenilin protein hop-1. Might play a role in the oxidative stress response. (1311 aa)
hda-4Histone deacetylase 4; Responsible for the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4). Histone deacetylation gives a tag for epigenetic repression and plays an important role in transcriptional regulation, cell cycle progression and developmental events. Histone deacetylases act via the formation of large multiprotein complexes (By similarity). May be involved in muscle development. (869 aa)
gei-8Nuclear receptor corepressor 1; Mediates transcriptional repression by certain nuclear receptors. Plays a role in development and neuronal function. May play a role in muscle-specific oxidative mitochondrial metabolism. (1778 aa)
C16C10.4Probable histone deacetylase complex subunit SAP18; Acts in transcription repression. Involved in the tethering of the SIN3 complex to core histone proteins (By similarity). Belongs to the SAP18 family. (166 aa)
hlh-26Helix-loop-helix protein 26; Binds DNA via the E-box sequence 5'-CACGTG-3'. Binds DNA as a homodimer. Represses lag-2 transcription during embryogenesis via Notch signaling, in an unc-37-dependent manner. Also represses tbx-37 independent of Notch signaling. (210 aa)
spr-2Suppressor of presenilin-2; Potential corepressor protein, which may affect chromatin structure and/or transcription. May participate in the transcriptional repression of the presenilin protein hop-1. Belongs to the nucleosome assembly protein (NAP) family. (313 aa)
set-4Histone-lysine N-methyltransferase Suv4-20; Histone methyltransferase that specifically di- and trimethylates 'Lys-20' of histone H4 (H4K20me2/me3). H4 'Lys-20' trimethylation represents a specific tag for epigenetic transcriptional repression (By similarity). Contributes to dosage compensation of X chromosome-relative to autosome-linked gene expression, possibly by converting H4K20me1 to H4K20m2/me3 on autosomes. Involved in the regulation of growth and body fat metabolism downstream of the TOR complex 2 pathway. (288 aa)
Your Current Organism:
Caenorhabditis elegans
NCBI taxonomy Id: 6239
Other names: C. elegans, Rhabditis elegans, roundworm
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