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Costa Georgopoulos

This is a preview profile on BiomedExperts - the first literature-based scientific social network. It brings the right researchers together and allows them to collaborate online. Collexis and Dell provide the BiomedExperts network of +1.5 Million pre-calculated profiles free of charge to researchers worldwide.

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Co-Publications
Name
30
Zylicz, Maciej
15
Liberek, Krzysztof
14
Genevaux, Pierre
12
Kelley, William
12
Fayet, Olivier
10
Raina, Satish
9
schwager, francoise
9
Ang, Debbie
7
Hartl, Ulrich
6
Keppel, France
6
Zeilstra-Ryalls, JH
6
Wawrzynow, A
6
Richardson, A
6
Missiakas, Dominique
5
Skowyra, Dorota

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Publications

TOP 3
Bross Peter; Naundrup Søren; Hansen Jakob; Nielsen Marit Nyholm; Christensen Jane Hvarregaard; Kruhøffer Mogens; Palmfeldt Johan; Corydon Thomas Juhl; Gregersen Niels; Ang Debbie; Georgopoulos Costa; Nielsen Kåre Lehmann
The Hsp60-(p.V98I) mutation associated with hereditary spastic paraplegia SPG13 compromises chaperonin function both in vitro and in vivo.
Genevaux Pierre; Georgopoulos Costa; Kelley William L
The Hsp70 chaperone machines of Escherichia coli: a paradigm for the repartition of chaperone functions.
Hansen Jakob; Svenstrup Kirsten; Ang Debbie; Nielsen Marit N; Christensen Jane H; Gregersen Niels; Nielsen Jørgen E; Georgopoulos Costa; Bross Peter
A novel mutation in the HSPD1 gene in a patient with hereditary spastic paraplegia.

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All Publications

2008: Bross Peter; Naundrup Søren; Hansen Jakob; Nielsen Marit Nyholm; Christensen Jane Hvarregaard; Kruhøffer Mogens; Palmfeldt Johan; Corydon Thomas Juhl; Gregersen Niels; Ang Debbie; Georgopoulos Costa; Nielsen Kåre Lehmann
The Hsp60-(p.V98I) mutation associated with hereditary spastic paraplegia SPG13 compromises chaperonin function both in vitro and in vivo.
The Journal of biological chemistry 2008;283(23):15694-700.
2007: Genevaux Pierre; Georgopoulos Costa; Kelley William L
The Hsp70 chaperone machines of Escherichia coli: a paradigm for the repartition of chaperone functions.
Molecular microbiology 2007;66(4):840-57.
2007: Hansen Jakob; Svenstrup Kirsten; Ang Debbie; Nielsen Marit N; Christensen Jane H; Gregersen Niels; Nielsen Jørgen E; Georgopoulos Costa; Bross Peter
A novel mutation in the HSPD1 gene in a patient with hereditary spastic paraplegia.
Journal of neurology 2007;254(7):897-900.
2007: Lakshmipathy Sathish K; Tomic Sladjana; Kaiser Christian M; Chang Hung-Chun; Genevaux Pierre; Georgopoulos Costa; Barral José M; Johnson Arthur E; Hartl F Ulrich; Etchells Stephanie A
Identification of nascent chain interaction sites on trigger factor.
The Journal of biological chemistry 2007;282(16):12186-93.
2007: Tu Quoc Patrick H; Genevaux Pierre; Pajunen Maria; Savilahti Harri; Georgopoulos Costa; Schrenzel Jacques; Kelley William L
Isolation and characterization of biofilm formation-defective mutants of Staphylococcus aureus.
Infection and immunity 2007;75(3):1079-88.
2007: Ullers Ronald S; Ang Debbie; Schwager Françoise; Georgopoulos Costa; Genevaux Pierre
Trigger Factor can antagonize both SecB and DnaK/DnaJ chaperone functions in Escherichia coli.
Proceedings of the National Academy of Sciences of the United States of America 2007;104(9):3101-6.
2007: Bross Peter; Li Zhijie; Hansen Jakob; Hansen Jens Jacob; Nielsen Marit Nyholm; Corydon Thomas Juhl; Georgopoulos Costa; Ang Debbie; Lundemose Jytte Banner; Niezen-Koning Klary; Eiberg Hans; Yang Huanming; Kølvraa Steen; Bolund Lars; Gregersen Niels
Single-nucleotide variations in the genes encoding the mitochondrial Hsp60/Hsp10 chaperone system and their disease-causing potential.
Journal of human genetics 2007;52(1):56-65.
2006: Georgopoulos Costa
Toothpicks, serendipity and the emergence of the Escherichia coli DnaK (Hsp70) and GroEL (Hsp60) chaperone machines.
Genetics 2006;174(4):1699-707.
2006: Cajo Gordana Cogelja; Horne B Erin; Kelley William L; Schwager Françoise; Georgopoulos Costa; Genevaux Pierre
The role of the DIF motif of the DnaJ (Hsp40) co-chaperone in the regulation of the DnaK (Hsp70) chaperone cycle.
The Journal of biological chemistry 2006;281(18):12436-44.
2005: Kerner Michael J; Naylor Dean J; Ishihama Yasushi; Maier Tobias; Chang Hung-Chun; Stines Anna P; Georgopoulos Costa; Frishman Dmitrij; Hayer-Hartl Manajit; Mann Matthias; Hartl F Ulrich
Proteome-wide analysis of chaperonin-dependent protein folding in Escherichia coli.
Cell 2005;122(2):209-20.
2004: Gur Eyal; Biran Dvora; Shechter Nelia; Genevaux Pierre; Georgopoulos Costa; Ron Eliora Z
The Escherichia coli DjlA and CbpA proteins can substitute for DnaJ in DnaK-mediated protein disaggregation.
Journal of bacteriology 2004;186(21):7236-42.
2004: Shewmaker Frank; Kerner Michael J; Hayer-Hartl Manajit; Klein Gracjana; Georgopoulos Costa; Landry Samuel J
A mobile loop order-disorder transition modulates the speed of chaperonin cycling.
Protein science : a publication of the Protein Society 2004;13(8):2139-48.
2004: Ullers Ronald S; Luirink Joen; Harms Nellie; Schwager Françoise; Georgopoulos Costa; Genevaux Pierre
SecB is a bona fide generalized chaperone in Escherichia coli.
Proceedings of the National Academy of Sciences of the United States of America 2004;101(20):7583-8.
2004: Agashe Vishwas R; Guha Suranjana; Chang Hung-Chun; Genevaux Pierre; Hayer-Hartl Manajit; Stemp Markus; Georgopoulos Costa; Hartl F Ulrich; Barral José M
Function of trigger factor and DnaK in multidomain protein folding: increase in yield at the expense of folding speed.
Cell 2004;117(2):199-209.
2004: Genevaux Pierre; Keppel France; Schwager Françoise; Langendijk-Genevaux Petra S; Hartl F Ulrich; Georgopoulos Costa
In vivo analysis of the overlapping functions of DnaK and trigger factor.
EMBO reports 2004;5(2):195-200.
2004: Figueiredo Luis; Klunker Daniel; Ang Debbie; Naylor Dean J; Kerner Michael J; Georgopoulos Costa; Hartl F Ulrich; Hayer-Hartl Manajit
Functional characterization of an archaeal GroEL/GroES chaperonin system: significance of substrate encapsulation.
The Journal of biological chemistry 2004;279(2):1090-9.
2003: Genevaux Pierre; Lang Florence; Schwager Françoise; Vartikar Jai V; Rundell Kathleen; Pipas James M; Georgopoulos Costa; Kelley William L
Simian virus 40 T antigens and J domains: analysis of Hsp40 cochaperone functions in Escherichia coli.
Journal of virology 2003;77(19):10706-13.
2003: Sardesai Abhijit A; Genevaux Pierre; Schwager Françoise; Ang Debbie; Georgopoulos Costa
The OmpL porin does not modulate redox potential in the periplasmic space of Escherichia coli.
The EMBO journal 2003;22(7):1461-6.
2002: Genevaux Pierre; Schwager Françoise; Georgopoulos Costa; Kelley William L
Scanning mutagenesis identifies amino acid residues essential for the in vivo activity of the Escherichia coli DnaJ (Hsp40) J-domain.
Genetics 2002;162(3):1045-53.
2002: Keppel France; Rychner Monique; Georgopoulos Costa
Bacteriophage-encoded cochaperonins can substitute for Escherichia coli's essential GroES protein.
EMBO reports 2002;3(9):893-8.
2002: Hansen Jens Jacob; Dürr Alexandra; Cournu-Rebeix Isabelle; Georgopoulos Costa; Ang Debbie; Nielsen Marit Nyholm; Davoine Claire-Sophie; Brice Alexis; Fontaine Bertrand; Gregersen Niels; Bross Peter
Hereditary spastic paraplegia SPG13 is associated with a mutation in the gene encoding the mitochondrial chaperonin Hsp60.
American journal of human genetics 2002;70(5):1328-32.
2001: Genevaux P; Schwager F; Georgopoulos C; Kelley W L
The djlA gene acts synergistically with dnaJ in promoting Escherichia coli growth.
Journal of bacteriology 2001;183(19):5747-50.
2001: Klein G; Georgopoulos C
Identification of important amino acid residues that modulate binding of Escherichia coli GroEL to its various cochaperones.
Genetics 2001;158(2):507-17.
2001: Banecki B; Wawrzynow A; Puzewicz J; Georgopoulos C; Zylicz M
Structure-function analysis of the zinc-binding region of the Clpx molecular chaperone.
The Journal of biological chemistry 2001;276(22):18843-8.
2001: Genevaux P; Wawrzynow A; Zylicz M; Georgopoulos C; Kelley W L
DjlA is a third DnaK co-chaperone of Escherichia coli, and DjlA-mediated induction of colanic acid capsule requires DjlA-DnaK interaction.
The Journal of biological chemistry 2001;276(11):7906-12.
2001: Ang D; Richardson A; Mayer M P; Keppel F; Krisch H; Georgopoulos C
Pseudo-T-even bacteriophage RB49 encodes CocO, a cochaperonin for GroEL, which can substitute for Escherichia coli's GroES and Bacteriophage T4's Gp31.
The Journal of biological chemistry 2001;276(12):8720-6.
2001: Richardson A; Schwager F; Landry S J; Georgopoulos C
The importance of a mobile loop in regulating chaperonin/ co-chaperonin interaction: humans versus Escherichia coli.
The Journal of biological chemistry 2001;276(7):4981-7.
2000: Ang D; Keppel F; Klein G; Richardson A; Georgopoulos C
Genetic analysis of bacteriophage-encoded cochaperonins.
Annual review of genetics 2000;34():439-456.
1999: Richardson A; Georgopoulos C
Genetic analysis of the bacteriophage T4-encoded cochaperonin Gp31.
Genetics 1999;152(4):1449-57.
1999: Teter S A; Houry W A; Ang D; Tradler T; Rockabrand D; Fischer G; Blum P; Georgopoulos C; Hartl F U
Polypeptide flux through bacterial Hsp70: DnaK cooperates with trigger factor in chaperoning nascent chains.
Cell 1999;97(6):755-65.
1999: Gonciarz-Swiatek M; Wawrzynow A; Um S J; Learn B A; McMacken R; Kelley W L; Georgopoulos C; Sliekers O; Zylicz M
Recognition, targeting, and hydrolysis of the lambda O replication protein by the ClpP/ClpX protease.
The Journal of biological chemistry 1999;274(20):13999-4005.
1999: Blaszczak A; Georgopoulos C; Liberek K
On the mechanism of FtsH-dependent degradation of the sigma 32 transcriptional regulator of Escherichia coli and the role of the Dnak chaperone machine.
Molecular microbiology 1999;31(1):157-66.
1999: Richardson A; van der Vies S M; Keppel F; Taher A; Landry S J; Georgopoulos C
Compensatory changes in GroEL/Gp31 affinity as a mechanism for allele-specific genetic interaction.
The Journal of biological chemistry 1999;274(1):52-8.
1998: Zylicz M; Liberek K; Wawrzynow A; Georgopoulos C
Formation of the preprimosome protects lambda O from RNA transcription-dependent proteolysis by ClpP/ClpX.
Proceedings of the National Academy of Sciences of the United States of America 1998;95(26):15259-63.
1998: Weber F; Keppel F; Georgopoulos C; Hayer-Hartl M K; Hartl F U
The oligomeric structure of GroEL/GroES is required for biologically significant chaperonin function in protein folding.
Nature structural biology 1998;5(11):977-85.
1998: Goffin L; Georgopoulos C
Genetic and biochemical characterization of mutations affecting the carboxy-terminal domain of the Escherichia coli molecular chaperone DnaJ.
Molecular microbiology 1998;30(2):329-40.
1998: Richardson A; Landry S J; Georgopoulos C
The ins and outs of a molecular chaperone machine.
Trends in biochemical sciences 1998;23(4):138-43.
1997: Deloche O; Liberek K; Zylicz M; Georgopoulos C
Purification and biochemical properties of Saccharomyces cerevisiae Mdj1p, the mitochondrial DnaJ homologue.
The Journal of biological chemistry 1997;272(45):28539-44.
1997: Deloche O; Kelley W L; Georgopoulos C
Structure-function analyses of the Ssc1p, Mdj1p, and Mge1p Saccharomyces cerevisiae mitochondrial proteins in Escherichia coli.
Journal of bacteriology 1997;179(19):6066-75.
1997: Kelley W L; Georgopoulos C
Positive control of the two-component RcsC/B signal transduction network by DjlA: a member of the DnaJ family of molecular chaperones in Escherichia coli.
Molecular microbiology 1997;25(5):913-31.
1997: Missiakas D; Mayer M P; Lemaire M; Georgopoulos C; Raina S
Modulation of the Escherichia coli sigmaE (RpoE) heat-shock transcription-factor activity by the RseA, RseB and RseC proteins.
Molecular microbiology 1997;24(2):355-71.
1997: Kelley W L; Georgopoulos C
The T/t common exon of simian virus 40, JC, and BK polyomavirus T antigens can functionally replace the J-domain of the Escherichia coli DnaJ molecular chaperone.
Proceedings of the National Academy of Sciences of the United States of America 1997;94(8):3679-84.
1996: Landry S J; Taher A; Georgopoulos C; van der Vies S M
Interplay of structure and disorder in cochaperonin mobile loops.
Proceedings of the National Academy of Sciences of the United States of America 1996;93(21):11622-7.
1996: Wu B; Wawrzynow A; Zylicz M; Georgopoulos C
Structure-function analysis of the Escherichia coli GrpE heat shock protein.
The EMBO journal 1996;15(18):4806-16.
1996: Deloche O; Georgopoulos C
Purification and biochemical properties of Saccharomyces cerevisiae's Mge1p, the mitochondrial cochaperone of Ssc1p.
The Journal of biological chemistry 1996;271(39):23960-6.
1996: Banecki B; Liberek K; Wall D; Wawrzynów A; Georgopoulos C; Bertoli E; Tanfani F; Zylicz M
Structure-function analysis of the zinc finger region of the DnaJ molecular chaperone.
The Journal of biological chemistry 1996;271(25):14840-8.
1996: Zeilstra-Ryalls J; Fayet O; Georgopoulos C
In vivo protein folding: suppressor analysis of mutations in the groES cochaperone gene of Escherichia coli.
The FASEB journal : official publication of the Federation of American Societies for Experimental Biology 1996;10(1):148-52.
1995: Blaszczak A; Zylicz M; Georgopoulos C; Liberek K
Both ambient temperature and the DnaK chaperone machine modulate the heat shock response in Escherichia coli by regulating the switch between sigma 70 and sigma 32 factors assembled with RNA polymerase.
The EMBO journal 1995;14(20):5085-93.
1995: Polissi A; Goffin L; Georgopoulos C
The Escherichia coli heat shock response and bacteriophage lambda development.
FEMS microbiology reviews 1995;17(1-2):159-69.
1995: Wawrzynów A; Banecki B; Wall D; Liberek K; Georgopoulos C; Zylicz M
ATP hydrolysis is required for the DnaJ-dependent activation of DnaK chaperone for binding to both native and denatured protein substrates.
The Journal of biological chemistry 1995;270(33):19307-11.
1995: Liberek K; Wall D; Georgopoulos C
The DnaJ chaperone catalytically activates the DnaK chaperone to preferentially bind the sigma 32 heat shock transcriptional regulator.
Proceedings of the National Academy of Sciences of the United States of America 1995;92(14):6224-8.
1995: Wawrzynow A; Wojtkowiak D; Marszalek J; Banecki B; Jonsen M; Graves B; Georgopoulos C; Zylicz M
The ClpX heat-shock protein of Escherichia coli, the ATP-dependent substrate specificity component of the ClpP-ClpX protease, is a novel molecular chaperone.
The EMBO journal 1995;14(9):1867-77.
1995: Raina S; Missiakas D; Georgopoulos C
The rpoE gene encoding the sigma E (sigma 24) heat shock sigma factor of Escherichia coli.
The EMBO journal 1995;14(5):1043-55.
1995: Wall D; Zylicz M; Georgopoulos C
The conserved G/F motif of the DnaJ chaperone is necessary for the activation of the substrate binding properties of the DnaK chaperone.
The Journal of biological chemistry 1995;270(5):2139-44.
1994: Wu B; Ang D; Snavely M; Georgopoulos C
Isolation and characterization of point mutations in the Escherichia coli grpE heat shock gene.
Journal of bacteriology 1994;176(22):6965-73.
1994: Zeilstra-Ryalls J; Fayet O; Georgopoulos C
Two classes of extragenic suppressor mutations identify functionally distinct regions of the GroEL chaperone of Escherichia coli.
Journal of bacteriology 1994;176(21):6558-65.
1994: Barrios C; Georgopoulos C; Lambert P H; Del Giudice G
Heat shock proteins as carrier molecules: in vivo helper effect mediated by Escherichia coli GroEL and DnaK proteins requires cross-linking with antigen.
Clinical and experimental immunology 1994;98(2):229-33.
1994: Missiakas D; Georgopoulos C; Raina S
The Escherichia coli dsbC (xprA) gene encodes a periplasmic protein involved in disulfide bond formation.
The EMBO journal 1994;13(8):2013-20.
1994: van der Vies S M; Gatenby A A; Georgopoulos C
Bacteriophage T4 encodes a co-chaperonin that can substitute for Escherichia coli GroES in protein folding.
Nature 1994;368(6472):654-6.
1994: Wall D; Zylicz M; Georgopoulos C
The NH2-terminal 108 amino acids of the Escherichia coli DnaJ protein stimulate the ATPase activity of DnaK and are sufficient for lambda replication.
The Journal of biological chemistry 1994;269(7):5446-51.
1993: Ziemienowicz A; Skowyra D; Zeilstra-Ryalls J; Fayet O; Georgopoulos C; Zylicz M
Both the Escherichia coli chaperone systems, GroEL/GroES and DnaK/DnaJ/GrpE, can reactivate heat-treated RNA polymerase. Different mechanisms for the same activity.
The Journal of biological chemistry 1993;268(34):25425-31.
1993: Wyman C; Vasilikiotis C; Ang D; Georgopoulos C; Echols H
Function of the GrpE heat shock protein in bidirectional unwinding and replication from the origin of phage lambda.
The Journal of biological chemistry 1993;268(33):25192-6.
1993: Wojtkowiak D; Georgopoulos C; Zylicz M
Isolation and characterization of ClpX, a new ATP-dependent specificity component of the Clp protease of Escherichia coli.
The Journal of biological chemistry 1993;268(30):22609-17.
1993: Raina S; Missiakas D; Baird L; Kumar S; Georgopoulos C
Identification and transcriptional analysis of the Escherichia coli htrE operon which is homologous to pap and related pilin operons.
Journal of bacteriology 1993;175(16):5009-21.
1993: Missiakas D; Georgopoulos C; Raina S
Identification and characterization of the Escherichia coli gene dsbB, whose product is involved in the formation of disulfide bonds in vivo.
Proceedings of the National Academy of Sciences of the United States of America 1993;90(15):7084-8.
1993: Landry S J; Zeilstra-Ryalls J; Fayet O; Georgopoulos C; Gierasch L M
Characterization of a functionally important mobile domain of GroES.
Nature 1993;364(6434):255-8.
1993: Missiakas D; Georgopoulos C; Raina S
The Escherichia coli heat shock gene htpY: mutational analysis, cloning, sequencing, and transcriptional regulation.
Journal of bacteriology 1993;175(9):2613-24.
1993: Osipiuk J; Georgopoulos C; Zylicz M
Initiation of lambda DNA replication. The Escherichia coli small heat shock proteins, DnaJ and GrpE, increase DnaK's affinity for the lambda P protein.
The Journal of biological chemistry 1993;268(7):4821-7.
1993: Zeilstra-Ryalls J; Fayet O; Baird L; Georgopoulos C
Sequence analysis and phenotypic characterization of groEL mutations that block lambda and T4 bacteriophage growth.
Journal of bacteriology 1993;175(4):1134-43.
1993: Delaney J M; Wall D; Georgopoulos C
Molecular characterization of the Escherichia coli htrD gene: cloning, sequence, regulation, and involvement with cytochrome d oxidase.
Journal of bacteriology 1993;175(1):166-75.
1993: Karow M; Georgopoulos C
The essential Escherichia coli msbA gene, a multicopy suppressor of null mutations in the htrB gene, is related to the universally conserved family of ATP-dependent translocators.
Molecular microbiology 1993;7(1):69-79.
1992: Kelley W L; Georgopoulos C
Chaperones and protein folding.
Current opinion in cell biology 1992;4(6):984-91.
1992: Karow M; Fayet O; Georgopoulos C
The lethal phenotype caused by null mutations in the Escherichia coli htrB gene is suppressed by mutations in the accBC operon, encoding two subunits of acetyl coenzyme A carboxylase.
Journal of bacteriology 1992;174(22):7407-18.
1992: Wall D; Delaney J M; Fayet O; Lipinska B; Yamamoto T; Georgopoulos C
arc-dependent thermal regulation and extragenic suppression of the Escherichia coli cytochrome d operon.
Journal of bacteriology 1992;174(20):6554-62.
1992: Wu B; Georgopoulos C; Ang D
The essential Escherichia coli msgB gene, a multicopy suppressor of a temperature-sensitive allele of the heat shock gene grpE, is identical to dapE.
Journal of bacteriology 1992;174(16):5258-64.
1992: Georgopoulos C
The emergence of the chaperone machines.
Trends in biochemical sciences 1992;17(8):295-9.
1992: Delaney J M; Georgopoulos C
Physical map locations of the trxB, htrD, cydC, and cydD genes of Escherichia coli.
Journal of bacteriology 1992;174(11):3824-5.
1992: Liberek K; Galitski T P; Zylicz M; Georgopoulos C
The DnaK chaperone modulates the heat shock response of Escherichia coli by binding to the sigma 32 transcription factor.
Proceedings of the National Academy of Sciences of the United States of America 1992;89(8):3516-20.
1992: Karow M; Georgopoulos C
Isolation and characterization of the Escherichia coli msbB gene, a multicopy suppressor of null mutations in the high-temperature requirement gene htrB.
Journal of bacteriology 1992;174(3):702-10.
1992: Delaney J M; Ang D; Georgopoulos C
Isolation and characterization of the Escherichia coli htrD gene, whose product is required for growth at high temperatures.
Journal of bacteriology 1992;174(4):1240-7.
1992: Ziegelhoffer T; Yau P; Chandrasekhar G N; Kochan J; Georgopoulos C; Murialdo H
The purification and properties of the scaffolding protein of bacteriophage lambda.
The Journal of biological chemistry 1992;267(1):455-61.
1991: Ang D; Liberek K; Skowyra D; Zylicz M; Georgopoulos C
Biological role and regulation of the universally conserved heat shock proteins.
The Journal of biological chemistry 1991;266(36):24233-6.
1991: Raina S; Mabey L; Georgopoulos C
The Escherichia coli htrP gene product is essential for bacterial growth at high temperatures: mapping, cloning, sequencing, and transcriptional regulation of htrP.
Journal of bacteriology 1991;173(19):5999-6008.
1991: Baird L; Lipinska B; Raina S; Georgopoulos C
Identification of the Escherichia coli sohB gene, a multicopy suppressor of the HtrA (DegP) null phenotype.
Journal of bacteriology 1991;173(18):5763-70.
1991: Karow M; Georgopoulos C
Sequencing, mutational analysis, and transcriptional regulation of the Escherichia coli htrB gene.
Molecular microbiology 1991;5(9):2285-92.
1991: Liberek K; Skowyra D; Zylicz M; Johnson C; Georgopoulos C
The Escherichia coli DnaK chaperone, the 70-kDa heat shock protein eukaryotic equivalent, changes conformation upon ATP hydrolysis, thus triggering its dissociation from a bound target protein.
The Journal of biological chemistry 1991;266(22):14491-6.
1991: Raina S; Georgopoulos C
The htrM gene, whose product is essential for Escherichia coli viability only at elevated temperatures, is identical to the rfaD gene.
Nucleic acids research 1991;19(14):3811-9.
1991: Liberek K; Marszalek J; Ang D; Georgopoulos C; Zylicz M
Escherichia coli DnaJ and GrpE heat shock proteins jointly stimulate ATPase activity of DnaK.
Proceedings of the National Academy of Sciences of the United States of America 1991;88(7):2874-8.
1991: Chang S F; Ng D; Baird L; Georgopoulos C
Analysis of an Escherichia coli dnaB temperature-sensitive insertion mutation and its cold-sensitive extragenic suppressor.
The Journal of biological chemistry 1991;266(6):3654-60.
1991: Karow M; Raina S; Georgopoulos C; Fayet O
Complex phenotypes of null mutations in the htr genes, whose products are essential for Escherichia coli growth at elevated temperatures.
Research in microbiology 1991;142(2-3):289-94.
1991: Karow M; Fayet O; Cegielska A; Ziegelhoffer T; Georgopoulos C
Isolation and characterization of the Escherichia coli htrB gene, whose product is essential for bacterial viability above 33 degrees C in rich media.
Journal of bacteriology 1991;173(2):741-50.
1991: Zeilstra-Ryalls J; Fayet O; Georgopoulos C
The universally conserved GroE (Hsp60) chaperonins.
Annual review of microbiology 1991;45():301-25.
1990: Spence J; Cegielska A; Georgopoulos C
Role of Escherichia coli heat shock proteins DnaK and HtpG (C62.5) in response to nutritional deprivation.
Journal of bacteriology 1990;172(12):7157-66.
1990: Skowyra D; Georgopoulos C; Zylicz M
The E. coli dnaK gene product, the hsp70 homolog, can reactivate heat-inactivated RNA polymerase in an ATP hydrolysis-dependent manner.
Cell 1990;62(5):939-44.
1990: Sell S M; Eisen C; Ang D; Zylicz M; Georgopoulos C
Isolation and characterization of dnaJ null mutants of Escherichia coli.
Journal of bacteriology 1990;172(9):4827-35.
1990: Raina S; Georgopoulos C
A new Escherichia coli heat shock gene, htrC, whose product is essential for viability only at high temperatures.
Journal of bacteriology 1990;172(6):3417-26.
1990: Lipinska B; Zylicz M; Georgopoulos C
The HtrA (DegP) protein, essential for Escherichia coli survival at high temperatures, is an endopeptidase.
Journal of bacteriology 1990;172(4):1791-7.
1990: Baird L; Georgopoulos C
Identification, cloning, and characterization of the Escherichia coli sohA gene, a suppressor of the htrA (degP) null phenotype.
Journal of bacteriology 1990;172(3):1587-94.
1990: Liberek K; Osipiuk J; Zylicz M; Ang D; Skorko J; Georgopoulos C
Physical interactions between bacteriophage and Escherichia coli proteins required for initiation of lambda DNA replication.
The Journal of biological chemistry 1990;265(6):3022-9.
1990: Georgopoulos C; Ang D
The Escherichia coli groE chaperonins.
Seminars in cell biology 1990;1(1):19-25.
1990: Keppel F; Lipinska B; Ang D; Georgopoulos C
Mutational analysis of the phage T4 morphogenetic 31 gene, whose product interacts with the Escherichia coli GroEL protein.
Gene 1990;86(1):19-25.
1989: Cegielska A; Georgopoulos C
Functional domains of the Escherichia coli dnaK heat shock protein as revealed by mutational analysis.
The Journal of biological chemistry 1989;264(35):21122-30.
1989: Cegielska A; Georgopoulos C
Biochemical properties of the Escherichia coli dnaK heat shock protein and its mutant derivatives.
Biochimie 1989;71(9-10):1071-7.
1989: Ang D; Georgopoulos C
The heat-shock-regulated grpE gene of Escherichia coli is required for bacterial growth at all temperatures but is dispensable in certain mutant backgrounds.
Journal of bacteriology 1989;171(5):2748-55.
1989: Zylicz M; Ang D; Liberek K; Georgopoulos C
Initiation of lambda DNA replication with purified host- and bacteriophage-encoded proteins: the role of the dnaK, dnaJ and grpE heat shock proteins.
The EMBO journal 1989;8(5):1601-8.
1989: Spence J; Georgopoulos C
Purification and properties of the Escherichia coli heat shock protein, HtpG.
The Journal of biological chemistry 1989;264(8):4398-403.
1989: Fayet O; Ziegelhoffer T; Georgopoulos C
The groES and groEL heat shock gene products of Escherichia coli are essential for bacterial growth at all temperatures.
Journal of bacteriology 1989;171(3):1379-85.
1989: Lipinska B; Fayet O; Baird L; Georgopoulos C
Identification, characterization, and mapping of the Escherichia coli htrA gene, whose product is essential for bacterial growth only at elevated temperatures.
Journal of bacteriology 1989;171(3):1574-84.
1989: Johnson C; Chandrasekhar G N; Georgopoulos C
Escherichia coli DnaK and GrpE heat shock proteins interact both in vivo and in vitro.
Journal of bacteriology 1989;171(3):1590-6.
1988: Zylicz M; Ang D; Liberek K; Yamamoto T; Georgopoulos C
Initiation of lambda DNA replication reconstituted with purified lambda and Escherichia coli replication proteins.
Biochimica et biophysica acta 1988;951(2-3):344-50.
1988: Lipinska B; Sharma S; Georgopoulos C
Sequence analysis and regulation of the htrA gene of Escherichia coli: a sigma 32-independent mechanism of heat-inducible transcription.
Nucleic acids research 1988;16(21):10053-67.
1988: Liberek K; Georgopoulos C; Zylicz M
Role of the Escherichia coli DnaK and DnaJ heat shock proteins in the initiation of bacteriophage lambda DNA replication.
Proceedings of the National Academy of Sciences of the United States of America 1988;85(18):6632-6.
1988: Lipinska B; King J; Ang D; Georgopoulos C
Sequence analysis and transcriptional regulation of the Escherichia coli grpE gene, encoding a heat shock protein.
Nucleic acids research 1988;16(15):7545-62.
1988: Swindle J; Zylicz M; Georgopoulos C; Li J; Greenblatt J
Purification and properties of the NusB protein of Escherichia coli.
The Journal of biological chemistry 1988;263(21):10229-35.
1987: Zylicz M; Ang D; Georgopoulos C
The grpE protein of Escherichia coli. Purification and properties.
The Journal of biological chemistry 1987;262(36):17437-42.
1987: Yamamoto T; McIntyre J; Sell S M; Georgopoulos C; Skowyra D; Zylicz M
Enzymology of the pre-priming steps in lambda dv DNA replication in vitro.
The Journal of biological chemistry 1987;262(17):7996-9.
1987: Bahl H; Echols H; Straus D B; Court D; Crowl R; Georgopoulos C P
Induction of the heat shock response of E. coli through stabilization of sigma 32 by the phage lambda cIII protein.
Genes & development 1987;1(1):57-64.
1986: Ang D; Chandrasekhar G N; Zylicz M; Georgopoulos C
Escherichia coli grpE gene codes for heat shock protein B25.3, essential for both lambda DNA replication at all temperatures and host growth at high temperature.
Journal of bacteriology 1986;167(1):25-9.

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