Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

NEDD8; Ubiquitin-like protein which plays an important role in cell cycle control and embryogenesis. Covalent attachment to its substrates requires prior activation by the E1 complex uba-3-ula-1 and linkage to the E2 enzyme ubc-12. Attachment of ned-8 to cullins activates their associated E3 ubiquitin ligase activity, and thus promotes polyubiquitination and proteasomal degradation of cyclins and other regulatory proteins.

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

Ubiquitin thioesterase otubain-like; Hydrolase that can remove conjugated ubiquitin from proteins and plays an important regulatory role at the level of protein turnover by preventing degradation. Specifically cleaves 'Lys-48'-linked polyubiquitin.

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

E3 ubiquitin-protein ligase parkin; Functions within a multiprotein E3 ubiquitin ligase complex, catalyzing the covalent attachment of ubiquitin moieties onto substrate proteins; Belongs to the RBR family. Parkin subfamily.

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

Uncharacterized protein.

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

26S proteasome non-ATPase regulatory subunit 4; Binds and presumably selects ubiquitin-conjugates for destruction (By similarity). Required for protein degradation and ubiquitin-proteasome system (UBS) function and regulates proteasomal subunit expression. Involvement in UBS might be cell type specific. Regulator of the autophagy-lysosome pathway that may confer resistance to autophagy by regulating the expression of autophagy-related proteins such as lgg-1, and by regulating lysosome formation, possibly by modulating elt-2 activity. Required for fertility, sperm production, and sex de [...]

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

26S proteasome non-ATPase regulatory subunit 14; Metalloprotease component of the 26S proteasome that specifically cleaves 'Lys-63'-linked polyubiquitin chains. The 26S proteasome is involved in the ATP-dependent degradation of ubiquitinated proteins. The function of the 'Lys-63'-specific deubiquitination of the proteasome is unclear (By similarity).

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

Proteasomal ubiquitin receptor ADRM1 homolog; May function as a proteasomal ubiquitin receptor. May promote the deubiquitinating activity associated with the 26S proteasome. Belongs to the ADRM1 family.

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

Small ubiquitin-related modifier; Ubiquitin-like protein which can be covalently attached to target lysines as a monomer. Does not seem to be involved in protein degradation and may function as an antagonist of ubiquitin in the degradation process. Plays a role in a number of cellular processes such as nuclear transport, DNA replication and repair, mitosis and signal transduction. Covalent attachment to its substrates requires prior activation by the E1 complex aos-1-uba-2 and linkage to the E2 enzyme ubc-9, and can be promoted by an E3 ligase such as gei-17. Required for embryonic dev [...]

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

Ubiquitin conjugation factor E4 ufd-2; Acts as an E4 ubiquitin ligase mediating the assembly of polyubiquitin chains on substrates ubiquitinated by another E3 ubiquitin ligase. The elongation of preexisting ubiquitin chains preferentially targets ubiquitin 'Lys-29' and 'Lys-48' residues. Also functions as an E3 ligase in conjunction with specific E1 and E2 ligases. Probably by regulating protein ubiquitination at DNA damage repair sites, coordinates DNA double- strand-break repair and apoptosis in the germline. Required for germline apoptosis in response to DNA damage downstream of cep [...]

Ataxin-3 homolog; Acts as chain editing deubiquitinating enzyme that binds and cleaves 'Lys-48'-linked polyubiquitin chains, with a preference for chains containing four or more ubiquitin molecules thereby modulating protein degradation by the ubiquitin-proteasome pathway. Probably by regulating the IGF-1-insulin-like pathway, regulates lifespan. Regulates germline DNA double-strand-break repair and apoptosis in response to DNA damage by recruiting E4 ubiquitin- protein ligase ufd-2 to DNA repair foci. Interacts with key regulators of transcription and represses transcription (By simil [...]

Ubiquitin carboxyl-terminal hydrolase 14; Proteasome-associated deubiquitinase which releases ubiquitin from the proteasome targeted ubiquitinated proteins. Ensures the regeneration of ubiquitin at the proteasome (By similarity). Belongs to the peptidase C19 family. USP14/UBP6 subfamily.

Beta-catenin/armadillo-related protein 1; Participates in the Wnt signaling pathway which affects cell fate and may regulate the stem cell divisions of seam cells during larval development. Functions as a transcriptional activator but is dependent on the interaction with pop-1. Involved in maintaining lin-39 Hox expression and regulating glr-1 abundance at the synapses. Required for mab-5 expression during Q neuroblast migration and for oxidative stress-induced daf-16 signaling. Has roles in egg laying, vulva precursor cell fate determination, Q neuroblast migration, posterior ectoderm [...]

F-box/WD repeat-containing protein lin-23; Functions cell autonomously to negatively regulate cell cycle progression. Required to restrain cell proliferation in response to developmental cues. Probably recognizes and binds to some proteins and promotes their ubiquitination and degradation (By similarity).

BROther (Drosophila tx factor partner) homolog.

MVB (Yeast MultiVesicular Body sorting factor) related.

Cullin-3; Probable core component of multiple cullin-RING-based BCB (BTB-CUL3-BTB) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Probably acts as a scaffold protein which may contribute to catalysis through positioning of the substrate and the ubiquitin-conjugating enzyme. Required to target mei-3/katanin for degradation at the meiosis to mitosis transition via its neddylation and deneddylation. Functions in ubiquitin-mediated degradation of CKIs to target cki-1 for degradation. Regulates microtubule st [...]

Kelch-like protein 8; Substrate-specific adapter of a BCR (BTB-CUL3-RBX1) E3 ubiquitin ligase complex that regulates degradation of glutamate receptors in neurons. The BCR(kel-8) ubiquitin ligase complex mediates ubiquitination and subsequent degradation of rpy-1. Indirectly regulates the protein turnover of glr-1, possibly via ubiquitination and degradation of rpy-1.

Cullin-3; Probable core component of multiple cullin-RING-based BCB (BTB-CUL3-BTB) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Probably acts as a scaffold protein which may contribute to catalysis through positioning of the substrate and the ubiquitin-conjugating enzyme. Required to target mei-3/katanin for degradation at the meiosis to mitosis transition via its neddylation and deneddylation. Functions in ubiquitin-mediated degradation of CKIs to target cki-1 for degradation. Regulates microtubule st [...]

F-box/WD repeat-containing protein lin-23; Functions cell autonomously to negatively regulate cell cycle progression. Required to restrain cell proliferation in response to developmental cues. Probably recognizes and binds to some proteins and promotes their ubiquitination and degradation (By similarity).

Cullin-3; Probable core component of multiple cullin-RING-based BCB (BTB-CUL3-BTB) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Probably acts as a scaffold protein which may contribute to catalysis through positioning of the substrate and the ubiquitin-conjugating enzyme. Required to target mei-3/katanin for degradation at the meiosis to mitosis transition via its neddylation and deneddylation. Functions in ubiquitin-mediated degradation of CKIs to target cki-1 for degradation. Regulates microtubule st [...]

NEDD8; Ubiquitin-like protein which plays an important role in cell cycle control and embryogenesis. Covalent attachment to its substrates requires prior activation by the E1 complex uba-3-ula-1 and linkage to the E2 enzyme ubc-12. Attachment of ned-8 to cullins activates their associated E3 ubiquitin ligase activity, and thus promotes polyubiquitination and proteasomal degradation of cyclins and other regulatory proteins.

Cullin-3; Probable core component of multiple cullin-RING-based BCB (BTB-CUL3-BTB) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Probably acts as a scaffold protein which may contribute to catalysis through positioning of the substrate and the ubiquitin-conjugating enzyme. Required to target mei-3/katanin for degradation at the meiosis to mitosis transition via its neddylation and deneddylation. Functions in ubiquitin-mediated degradation of CKIs to target cki-1 for degradation. Regulates microtubule st [...]

E3 ubiquitin-protein ligase parkin; Functions within a multiprotein E3 ubiquitin ligase complex, catalyzing the covalent attachment of ubiquitin moieties onto substrate proteins; Belongs to the RBR family. Parkin subfamily.

Cullin-3; Probable core component of multiple cullin-RING-based BCB (BTB-CUL3-BTB) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Probably acts as a scaffold protein which may contribute to catalysis through positioning of the substrate and the ubiquitin-conjugating enzyme. Required to target mei-3/katanin for degradation at the meiosis to mitosis transition via its neddylation and deneddylation. Functions in ubiquitin-mediated degradation of CKIs to target cki-1 for degradation. Regulates microtubule st [...]

Uncharacterized protein.

Cullin-3; Probable core component of multiple cullin-RING-based BCB (BTB-CUL3-BTB) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Probably acts as a scaffold protein which may contribute to catalysis through positioning of the substrate and the ubiquitin-conjugating enzyme. Required to target mei-3/katanin for degradation at the meiosis to mitosis transition via its neddylation and deneddylation. Functions in ubiquitin-mediated degradation of CKIs to target cki-1 for degradation. Regulates microtubule st [...]

26S proteasome non-ATPase regulatory subunit 4; Binds and presumably selects ubiquitin-conjugates for destruction (By similarity). Required for protein degradation and ubiquitin-proteasome system (UBS) function and regulates proteasomal subunit expression. Involvement in UBS might be cell type specific. Regulator of the autophagy-lysosome pathway that may confer resistance to autophagy by regulating the expression of autophagy-related proteins such as lgg-1, and by regulating lysosome formation, possibly by modulating elt-2 activity. Required for fertility, sperm production, and sex de [...]

Cullin-3; Probable core component of multiple cullin-RING-based BCB (BTB-CUL3-BTB) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Probably acts as a scaffold protein which may contribute to catalysis through positioning of the substrate and the ubiquitin-conjugating enzyme. Required to target mei-3/katanin for degradation at the meiosis to mitosis transition via its neddylation and deneddylation. Functions in ubiquitin-mediated degradation of CKIs to target cki-1 for degradation. Regulates microtubule st [...]

26S proteasome non-ATPase regulatory subunit 14; Metalloprotease component of the 26S proteasome that specifically cleaves 'Lys-63'-linked polyubiquitin chains. The 26S proteasome is involved in the ATP-dependent degradation of ubiquitinated proteins. The function of the 'Lys-63'-specific deubiquitination of the proteasome is unclear (By similarity).

Cullin-3; Probable core component of multiple cullin-RING-based BCB (BTB-CUL3-BTB) E3 ubiquitin-protein ligase complexes which mediate the ubiquitination and subsequent proteasomal degradation of target proteins. Probably acts as a scaffold protein which may contribute to catalysis through positioning of the substrate and the ubiquitin-conjugating enzyme. Required to target mei-3/katanin for degradation at the meiosis to mitosis transition via its neddylation and deneddylation. Functions in ubiquitin-mediated degradation of CKIs to target cki-1 for degradation. Regulates microtubule st [...]

Small ubiquitin-related modifier; Ubiquitin-like protein which can be covalently attached to target lysines as a monomer. Does not seem to be involved in protein degradation and may function as an antagonist of ubiquitin in the degradation process. Plays a role in a number of cellular processes such as nuclear transport, DNA replication and repair, mitosis and signal transduction. Covalent attachment to its substrates requires prior activation by the E1 complex aos-1-uba-2 and linkage to the E2 enzyme ubc-9, and can be promoted by an E3 ligase such as gei-17. Required for embryonic dev [...]