2023
The capsid lattice engages a bipartite NUP153 motif to mediate nuclear entry of HIV-1 cores
Shen Q, Kumari S, Xu C, Jang S, Shi J, Burdick R, Levintov L, Xiong Q, Wu C, Devarkar S, Tian T, Tripler T, Hu Y, Yuan S, Temple J, Feng Q, Lusk C, Aiken C, Engelman A, Perilla J, Pathak V, Lin C, Xiong Y. The capsid lattice engages a bipartite NUP153 motif to mediate nuclear entry of HIV-1 cores. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2202815120. PMID: 36943880, PMCID: PMC10068764, DOI: 10.1073/pnas.2202815120.Peer-Reviewed Original ResearchConceptsHIV-1 capsidC-terminal tail regionTriple arginine motifNuclear pore complexPhenylalanine-glycine motifsBipartite motifNuclear importPore complexNuclear poresNuclear entryNup153Capsid latticeInteraction moduleProtein latticeCA assemblyCA hexamersIntact capsidsNucleoporinsHIV-1 coreMotifCapsidTail regionIntact formInfection studiesMechanistic evidenceModeling HIV-1 nuclear entry with nucleoporin-gated DNA-origami channels
Shen Q, Feng Q, Wu C, Xiong Q, Tian T, Yuan S, Shi J, Bedwell G, Yang R, Aiken C, Engelman A, Lusk C, Lin C, Xiong Y. Modeling HIV-1 nuclear entry with nucleoporin-gated DNA-origami channels. Nature Structural & Molecular Biology 2023, 30: 425-435. PMID: 36807645, PMCID: PMC10121901, DOI: 10.1038/s41594-023-00925-9.Peer-Reviewed Original ResearchConceptsNuclear pore complexHIV-1 nuclear entryNuclear entryNuclear importNPC central channelPore complexHost nucleusCapsid dockingVirus genomeAffinity gradientNup153Central channelMechanistic insightsMolecular interactionsCapsidNucleoporinsNup358Nup62GenomeNucleusVirusDockingVirus-1 infectionImportComplexes
2022
Kap-β2/Transportin mediates β-catenin nuclear transport in Wnt signaling
Hwang WY, Kostiuk V, González DP, Lusk CP, Khokha M. Kap-β2/Transportin mediates β-catenin nuclear transport in Wnt signaling. ELife 2022, 11: e70495. PMID: 36300792, PMCID: PMC9665845, DOI: 10.7554/elife.70495.Peer-Reviewed Original ResearchConceptsNuclear transport receptorsΒ-catenin nuclear transportNuclear transportΒ-cateninExcessive WntΒ-catenin nuclear importHeterologous model systemsΒ-catenin accumulatesPrimary embryonic axisNuclear transport machineryRan-dependent mannerNuclear localization signalTCF/LEF reporterPY-NLSNuclear importLocalization signalTransport machineryTransport receptorsResponsive genesEmbryonic developmentEmbryonic axisWnt signalingKey effectorsDirect bindingHuman diseases