Featured Publications
Heterozygous splice mutation in PIK3R1 causes human immunodeficiency with lymphoproliferation due to dominant activation of PI3K
Lucas CL, Zhang Y, Venida A, Wang Y, Hughes J, McElwee J, Butrick M, Matthews H, Price S, Biancalana M, Wang X, Richards M, Pozos T, Barlan I, Ozen A, Rao VK, Su HC, Lenardo MJ. Heterozygous splice mutation in PIK3R1 causes human immunodeficiency with lymphoproliferation due to dominant activation of PI3K. Journal Of Experimental Medicine 2014, 211: 2537-2547. PMID: 25488983, PMCID: PMC4267241, DOI: 10.1084/jem.20141759.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAlternative SplicingAntibody FormationBase SequenceCatalytic DomainCD8-Positive T-LymphocytesCell DifferentiationChild, PreschoolClass Ia Phosphatidylinositol 3-KinaseEnzyme ActivationExonsFemaleGenes, DominantHeterozygoteHumansImmunologic Deficiency SyndromesLymphoproliferative DisordersMaleMolecular Sequence DataMutationPedigreePhosphatidylinositol 3-KinasesProtein Structure, TertiarySequence DeletionSignal TransductionTelomereTOR Serine-Threonine KinasesConceptsT cellsPI3KPI3K subunitsSenescent T cellsRecurrent sinopulmonary infectionsHeterozygous splice site mutationSplice site mutationEffector cellsPeripheral bloodSinopulmonary infectionsHuman immunodeficiencyHeterozygous splice mutationsImmunodeficiency diseaseHealthy subjectsUnique disorderHeterozygous mutationsClass IaPatient cellsProminent expansionK subunitLymphoproliferationPatientsSimilar diseasesShort telomeresDisease
2017
Conformational disruption of PI3Kδ regulation by immunodeficiency mutations in PIK3CD and PIK3R1
Dornan GL, Siempelkamp BD, Jenkins ML, Vadas O, Lucas CL, Burke JE. Conformational disruption of PI3Kδ regulation by immunodeficiency mutations in PIK3CD and PIK3R1. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 1982-1987. PMID: 28167755, PMCID: PMC5338455, DOI: 10.1073/pnas.1617244114.Peer-Reviewed Original ResearchMeSH KeywordsCatalytic DomainCell MembraneClass I Phosphatidylinositol 3-KinasesClass Ia Phosphatidylinositol 3-KinaseEnzyme AssaysEnzyme InhibitorsGain of Function MutationHumansImmunologic Deficiency SyndromesMass SpectrometryModels, MolecularPhenotypePhosphatidylinositol 3-KinasesPrimary Immunodeficiency DiseasesProtein ConformationPurinesQuinazolinonesRandomized Controlled Trials as TopicSequence DeletionConceptsRegulatory subunitCatalytic subunitClass IA catalytic subunitsHydrogen-deuterium exchange mass spectrometryOncogenic mutationsP85 regulatory subunitExchange mass spectrometryClass IA phosphoinositideP85α regulatory subunitPI3K delta syndromeCSH2 domainMolecular basisP110δ catalytic subunitMolecular mechanismsBiochemical assaysSubunits