1997
Site-Directed Mutagenesis of αII Spectrin at Codon 1175 Modulates Its μ-Calpain Susceptibility †
Stabach P, Cianci C, Glantz S, Zhang Z, Morrow J. Site-Directed Mutagenesis of αII Spectrin at Codon 1175 Modulates Its μ-Calpain Susceptibility †. Biochemistry 1997, 36: 57-65. PMID: 8993318, DOI: 10.1021/bi962034i.Peer-Reviewed Original ResearchConceptsSite-directed mutagenesisAlpha II spectrinCalpain cleavage sitesCleavage siteII-spectrinHelix CRecombinant GST-fusion proteinsBona fide proteinGST fusion proteinTriple-helical motifsStrict substrate specificityFamily of Ca2Protein kinase CDynamic molecular modelingStructural repeatsProminent substrateDifferent amino acidsSubstrate specificityIntracellular proteolysisPenultimate residueCysteine proteasesKinase CMost proteasesSteroid receptor activationSpectrin
1996
Identification of a small cytoplasmic ankyrin (AnkG119) in the kidney and muscle that binds beta I sigma spectrin and associates with the Golgi apparatus.
Devarajan P, Stabach PR, Mann AS, Ardito T, Kashgarian M, Morrow JS. Identification of a small cytoplasmic ankyrin (AnkG119) in the kidney and muscle that binds beta I sigma spectrin and associates with the Golgi apparatus. Journal Of Cell Biology 1996, 133: 819-830. PMID: 8666667, PMCID: PMC2120834, DOI: 10.1083/jcb.133.4.819.Peer-Reviewed Original ResearchConceptsMDCK cell lysatesGolgi apparatusMDCK cellsBeta IDomain IPlasma membrane localizationTrans-Golgi networkPutative regulatory domainCell lysatesPolarized vesicle transportMembrane-associated proteinsCell cycle controlSubset of endosomesNovel ankyrinPolarity developmentVesicle transportMotif characteristicMembrane localizationRegulatory domainProtein microdomainsSequence comparisonAlternative transcriptsRepetitive domainSubconfluent MDCK cellsMembrane skeleton