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http://purl.uniprot.org/citations/25349211http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/25349211http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/25349211http://www.w3.org/2000/01/rdf-schema#comment"The activity of cullin-RING type ubiquitination E3 ligases is regulated by neddylation, a process analogous to ubiquitination that culminates in covalent attachment of the ubiquitin-like protein Nedd8 to cullins. As a component of the E3 for neddylation, SCCRO/DCUN1D1 plays a key regulatory role in neddylation and, consequently, cullin-RING ligase activity. The essential contribution of SCCRO to neddylation is to promote nuclear translocation of the cullin-ROC1 complex. The presence of a myristoyl sequence in SCCRO3, one of four SCCRO paralogues present in humans that localizes to the membrane, raises questions about its function in neddylation. We found that although SCCRO3 binds to CAND1, cullins, and ROC1, it does not efficiently bind to Ubc12, promote cullin neddylation, or conform to the reaction processivity paradigms, suggesting that SCCRO3 does not have E3 activity. Expression of SCCRO3 inhibits SCCRO-promoted neddylation by sequestering cullins to the membrane, thereby blocking its nuclear translocation. Moreover, SCCRO3 inhibits SCCRO transforming activity. The inhibitory effects of SCCRO3 on SCCRO-promoted neddylation and transformation require both an intact myristoyl sequence and PONY domain, confirming that membrane localization and binding to cullins are required for in vivo functions. Taken together, our findings suggest that SCCRO3 functions as a tumor suppressor by antagonizing the neddylation activity of SCCRO."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.org/dc/terms/identifier"doi:10.1074/jbc.m114.585505"xsd:string
http://purl.uniprot.org/citations/25349211http://purl.org/dc/terms/identifier"doi:10.1074/jbc.m114.585505"xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Huang G."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Huang G."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Singh B."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Singh B."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Shah K."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Shah K."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Stock C."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Stock C."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Bains S."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Bains S."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Bommelje C.C."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Bommelje C.C."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Buss E."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Buss E."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Ramanathan S.Y."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Ramanathan S.Y."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Rechler W."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Rechler W."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Shaha M."xsd:string
http://purl.uniprot.org/citations/25349211http://purl.uniprot.org/core/author"Shaha M."xsd:string