2001
Allostery and protein substrate conformational change during GroEL/GroES-mediated protein folding
Saibil H, Horwich A, Fenton W. Allostery and protein substrate conformational change during GroEL/GroES-mediated protein folding. Advances In Protein Chemistry 2001, 59: 45-72. PMID: 11868280, DOI: 10.1016/s0065-3233(01)59002-6.Peer-Reviewed Original ResearchMeSH KeywordsAllosteric RegulationAmino Acid SequenceChaperonin 10Chaperonin 60Molecular Sequence DataProtein ConformationProtein FoldingConceptsProtein foldingATP-dependent protein foldingChloroplasts of eukaryotesDouble-ring complexesCo-chaperonin GroESC-terminal portionChaperonin machineProtein folding reactionChaperonin systemSubstrate polypeptidesChaperonin complexGroEL-GroESHeptameric ringsGroEL subunitStructural biologyBiophysical approachesEquatorial domainATPase mechanismConformational changesSubstrate conformational changesFolding reactionNative formGroESFoldingGroEL
1997
The crystal structure of the asymmetric GroEL–GroES–(ADP)7 chaperonin complex
Xu Z, Horwich A, Sigler P. The crystal structure of the asymmetric GroEL–GroES–(ADP)7 chaperonin complex. Nature 1997, 388: 741-750. PMID: 9285585, DOI: 10.1038/41944.Peer-Reviewed Original ResearchConceptsGroEL-GroESApical domainCis ringMulti-subunit protein assembliesCo-chaperonin GroESRings of subunitsPeptide-binding residuesChaperonin complexConsumption of ATPProtein foldingGroEL subunitProtein assembliesTrans ringAllosteric mechanismGroESEquatorial domainBloc movementDouble toroidSecond GroESEscherichia coliOutward tiltAsymmetric intermediatesCentral cavitySubunitsInward tiltDeadly Conformations—Protein Misfolding in Prion Disease
Horwich A, Weissman J. Deadly Conformations—Protein Misfolding in Prion Disease. Cell 1997, 89: 499-510. PMID: 9160742, DOI: 10.1016/s0092-8674(00)80232-9.Peer-Reviewed Original Research
1995
Unliganded GroEL at 2.8 Å: structure and functional implications
Sigler P, Horwich A. Unliganded GroEL at 2.8 Å: structure and functional implications. Philosophical Transactions Of The Royal Society B Biological Sciences 1995, 348: 113-119. PMID: 7770481, DOI: 10.1098/rstb.1995.0052.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceChaperonin 60CrystallographyEscherichia coliMolecular Sequence DataProtein BindingProtein ConformationProtein FoldingConceptsATP-binding pocketCentral channelUnfolded polypeptidesApical domainThree-dimensional structureExtensive mutagenesisMutational studiesDyad symmetryC-terminusDistinct domainsGroELATP analogBiochemical studiesStructural scaffoldFunctional implicationsHigh saltSubunitsDomainChaperoninGroESMutagenesisEntire lengthCrystal formsPolypeptideSymmetric ring
1994
Cystosolic chaperonin subunits have a conserved ATPase domain but diverged polypeptide-binding domains
Kim S, Willison K, Horwich A. Cystosolic chaperonin subunits have a conserved ATPase domain but diverged polypeptide-binding domains. Trends In Biochemical Sciences 1994, 19: 543-548. PMID: 7846767, DOI: 10.1016/0968-0004(94)90058-2.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphatasesAmino Acid SequenceBinding SitesBiological EvolutionChaperonin 60ChaperoninsConserved SequenceIntracellular Signaling Peptides and ProteinsMicrotubule-Associated ProteinsMolecular Sequence DataNuclear ProteinsPeptidesSequence AlignmentT-Complex Genome RegionUbiquitin-Protein LigasesThe crystal structure of the bacterial chaperonln GroEL at 2.8 Å
Braig K, Otwinowski Z, Hegde R, Boisvert D, Joachimiak A, Horwich A, Sigler P. The crystal structure of the bacterial chaperonln GroEL at 2.8 Å. Nature 1994, 371: 578-586. PMID: 7935790, DOI: 10.1038/371578a0.Peer-Reviewed Original Research
1992
Two related genes encoding extremely hydrophobic proteins suppress a lethal mutation in the yeast mitochondrial processing enhancing protein.
West A, Clark D, Martin J, Neupert W, Hartl F, Horwich A. Two related genes encoding extremely hydrophobic proteins suppress a lethal mutation in the yeast mitochondrial processing enhancing protein. Journal Of Biological Chemistry 1992, 267: 24625-24633. PMID: 1447206, DOI: 10.1016/s0021-9258(18)35810-1.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBase SequenceChromosomes, FungalDNA, FungalGenes, FungalGenes, LethalGenes, SuppressorGenotypeMitochondriaMolecular Sequence DataMutationOpen Reading FramesPeptidesPlasmidsProtein ConformationRestriction MappingSaccharomyces cerevisiaeSequence DeletionSequence Homology, Amino AcidSuppression, GeneticTemperatureConceptsProtein importHydrophobic proteinsNH2-terminal signal peptideYeast genomic libraryNonfermentable carbon sourcesProteins of mitochondriaMitochondrial membrane proteinPrecursor proteinHigh-copy plasmidMitochondrial processingProtein translocationGenomic libraryPEP geneGrowth defectChromosomal genesMembrane proteinsMitochondrial matrixSignal peptideGenetic suppressionLethal mutationsMitochondrial membraneDouble disruptionRelated genesSequence analysisProteolytic removalAntifolding activity of hsp60 couples protein import into the mitochondrial matrix with export to the intermembrane space
Koll H, Guiard B, Rassow J, Ostermann J, Horwich A, Neupert W, Hartl F. Antifolding activity of hsp60 couples protein import into the mitochondrial matrix with export to the intermembrane space. Cell 1992, 68: 1163-1175. PMID: 1347713, DOI: 10.1016/0092-8674(92)90086-r.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceBiological TransportChaperonin 60ChaperoninsFungal ProteinsHeat-Shock ProteinsL-Lactate DehydrogenaseL-Lactate Dehydrogenase (Cytochrome)MitochondriaMolecular Sequence DataProtein ConformationProtein Sorting SignalsProteinsRecombinant Fusion ProteinsSaccharomyces cerevisiae
1991
A molecular chaperone from a thermophilic archaebacterium is related to the eukaryotic protein t-complex polypeptide-1
Trent J, Nimmesgern E, Wall J, Hartl F, Horwich A. A molecular chaperone from a thermophilic archaebacterium is related to the eukaryotic protein t-complex polypeptide-1. Nature 1991, 354: 490-493. PMID: 1836250, DOI: 10.1038/354490a0.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphatasesAmino Acid SequenceAnimalsArchaeal ProteinsBacterial ProteinsBase SequenceDNA-Binding ProteinsHeat-Shock ProteinsIntracellular Signaling Peptides and ProteinsMiceMicrotubule-Associated ProteinsMolecular ChaperonesMolecular Sequence DataNuclear ProteinsSaccharomyces cerevisiaeSequence Homology, Nucleic AcidSulfolobusT-Complex Genome RegionTemperatureUbiquitin-Protein LigasesConceptsComplex polypeptide 1Molecular chaperonesEukaryotic cytosolThermophilic archaebacteriumPolypeptide 1Ubiquitous eukaryotic proteinThermophilic factor 55Homo-oligomeric complexesMajor heat shock proteinsHeat shock proteinsChaperone componentsEukaryotic proteinsEssential proteinsProtein TAbundant proteinsSulfolobus shibataeComplex bindsS. shibataeChaperonesPrimary structureTF55ChaperoninProteinArchaebacteriaTCP1
1990
Sorting pathways of mitochondrial inner membrane proteins
MAHLKE K, PFANNER N, MARTIN J, HORWICH A, HARTL F, NEUPERT W. Sorting pathways of mitochondrial inner membrane proteins. The FEBS Journal 1990, 192: 551-555. PMID: 2145157, DOI: 10.1111/j.1432-1033.1990.tb19260.x.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceBiological EvolutionDNA, FungalHeat-Shock ProteinsIntracellular MembranesMitochondrial ADP, ATP TranslocasesMolecular Sequence DataNeurospora crassaOligonucleotide ProbesProtein Processing, Post-TranslationalProton-Translocating ATPasesRecombinant Fusion ProteinsSubmitochondrial ParticlesConceptsMitochondrial inner membrane proteinADP/ATP carrierInner membrane proteinMembrane proteinsATP carrierTargeting signalsNuclear-encoded mitochondrial inner membrane proteinsAmino-terminal targeting signalsNuclear-encoded mitochondrial proteinsDifferent import receptorsMitochondrial precursor proteinsHeat shock protein Hsp60Precursor proteinProkaryotic equivalentProkaryotic ancestorsEndosymbiont hypothesisImport receptorSubunit 9Sorting pathwaysMitochondrial proteinsInner membraneF0-ATPaseMitochondrial matrixAssembly pathwayMitochondrial membrane
1988
The processing peptidase of yeast mitochondria: the two co‐operating components MPP and PEP are structurally related.
Pollock R, Hartl F, Cheng M, Ostermann J, Horwich A, Neupert W. The processing peptidase of yeast mitochondria: the two co‐operating components MPP and PEP are structurally related. The EMBO Journal 1988, 7: 3493-3500. PMID: 3061797, PMCID: PMC454850, DOI: 10.1002/j.1460-2075.1988.tb03225.x.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBase SequenceDNA, FungalEndopeptidasesMitochondriaMolecular Sequence DataMutationProtein PrecursorsSaccharomyces cerevisiaeTemperatureConceptsMitochondrial processing peptidaseMitochondrial precursor proteinsProcessing peptidasePrecursor proteinMutant of SaccharomycesRemarkable sequence similarityYeast mitochondriaMPP geneSequence similarityHydrophilic proteinNovel peptidaseAmino acidsProteolytic cleavageProteinPeptidaseMutantsMitochondriaCommon originPresequenceSaccharomycesPEPGenesMutationsCleavageFunction