2023
Structural basis for recruitment of host CypA and E3 ubiquitin ligase by maedi-visna virus Vif
Hu Y, Gudnadóttir R, Knecht K, Arizaga F, Jónsson S, Xiong Y. Structural basis for recruitment of host CypA and E3 ubiquitin ligase by maedi-visna virus Vif. Science Advances 2023, 9: eadd3422. PMID: 36638173, PMCID: PMC9839330, DOI: 10.1126/sciadv.add3422.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCryoelectron MicroscopyGene Products, vifImmune EvasionSheepUbiquitin-Protein LigasesVisna-maedi virusConceptsMVV VifCryo-electron microscopy structureE3 ubiquitin ligase complexLentiviral VifUbiquitin ligase complexHost cofactorsUbiquitin-proteasome pathwayDistinct interaction modesUnique structural elementsLentiviral Vif proteinsEvolutionary relationshipsMicroscopy structureLigase complexCellular proteinsE3 ubiquitinAntiviral APOBEC3Structural basisFunctional analysisMolecular mechanismsMaedi-visna virusRecruitment mechanismsVif proteinCofactorProteinCypA
2007
Characterization of a Novel Cullin5 Binding Domain in HIV-1 Vif
Xiao Z, Xiong Y, Zhang W, Tan L, Ehrlich E, Guo D, Yu X. Characterization of a Novel Cullin5 Binding Domain in HIV-1 Vif. Journal Of Molecular Biology 2007, 373: 541-550. PMID: 17869271, DOI: 10.1016/j.jmb.2007.07.029.Peer-Reviewed Original ResearchConceptsVif functionHCCH motifA3GPotential new targetsA3G degradationE3 ubiquitin ligaseUbiquitin-proteasome machineryHIV-1 VifAnti-viral drug developmentBC boxCul5 boxUbiquitin ligaseNovel motifProteasomal degradationCys residuesNew targetsDrug developmentMotifCullin5ResiduesStructural requirementsVif