1997
Agonist-induced closure of constitutively open γ-aminobutyric acid channels with mutated M2 domains
Pan Z, Zhang D, Zhang X, Lipton S. Agonist-induced closure of constitutively open γ-aminobutyric acid channels with mutated M2 domains. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 6490-6495. PMID: 9177245, PMCID: PMC21077, DOI: 10.1073/pnas.94.12.6490.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCloning, MolecularFemaleGABA AgonistsGABA AntagonistsGamma-Aminobutyric AcidIon Channel GatingIon ChannelsMacromolecular SubstancesMembrane PotentialsMolecular Sequence DataMutagenesis, Site-DirectedOocytesOrganophosphorus CompoundsPoint MutationRatsReceptors, GABAReceptors, GlycineReceptors, NicotinicRecombinant ProteinsSequence AlignmentSequence Homology, Amino AcidVirulence Factors, BordetellaXenopus laevisConceptsLigand-gated ion channelsChannel gatingIon channelsAmino acid residuesAminobutyric acid channelsSingle-point mutantsAbsence of ligandChannel pore regionStructure-function relationshipsPoint mutantsAcid channelImportant new insightsAllosteric transitionSubunit resultsAcid residuesM2 domainConstitutive currentReceptor proteinPore regionAgonist bindingAgonist regulationSubstituting alanineM2 regionSpontaneous channel openingChannel opening
1995
Cloning of a gamma-aminobutyric acid type C receptor subunit in rat retina with a methionine residue critical for picrotoxinin channel block.
Zhang D, Pan Z, Zhang X, Brideau A, Lipton S. Cloning of a gamma-aminobutyric acid type C receptor subunit in rat retina with a methionine residue critical for picrotoxinin channel block. Proceedings Of The National Academy Of Sciences Of The United States Of America 1995, 92: 11756-11760. PMID: 8524843, PMCID: PMC40481, DOI: 10.1073/pnas.92.25.11756.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceChloride ChannelsCloning, MolecularDose-Response Relationship, DrugDrug ResistanceElectric ConductivityGABA AntagonistsIon ChannelsMethionineMolecular Sequence DataMutagenesis, Site-DirectedPicrotoxinProtein ConformationRatsReceptors, GABARetinaSequence Homology, Amino AcidSesterterpenesStructure-Activity RelationshipConceptsGABAC responsesRat retinaRho 2 subunitsGamma-aminobutyric acidPTX resistanceHeteromeric receptorsReceptor subunitsFunctional homomeric receptorsRho 1 receptorsGABA receptor subunitsInhibitory neurotransmissionMechanism of blockGABA receptorsMammalian retinaConvulsant picrotoxininHomomeric receptorsRat receptorRetinaIonotropic receptorsReceptorsChannel blockPicrotoxininSecond membrane-spanning regionNative receptorPredominant determinant
1993
MEF2C, a MADS/MEF2-family transcription factor expressed in a laminar distribution in cerebral cortex.
Leifer D, Krainc D, Yu Y, McDermott J, Breitbart R, Heng J, Neve R, Kosofsky B, Nadal-Ginard B, Lipton S. MEF2C, a MADS/MEF2-family transcription factor expressed in a laminar distribution in cerebral cortex. Proceedings Of The National Academy Of Sciences Of The United States Of America 1993, 90: 1546-1550. PMID: 7679508, PMCID: PMC45911, DOI: 10.1073/pnas.90.4.1546.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBeta-GalactosidaseBlotting, NorthernBrainCerebral CortexChloramphenicol O-AcetyltransferaseCloning, MolecularDNADNA-Binding ProteinsFetusGene LibraryGenetic VectorsHumansMADS Domain ProteinsMEF2 Transcription FactorsMolecular Sequence DataMultigene FamilyMyogenic Regulatory FactorsOrgan SpecificityRatsRecombinant Fusion ProteinsRNASequence Homology, Amino AcidTranscription FactorsTransfection