Article (Scientific journals)
Selecting the first chemical molecule inhibitor of HSP110 for colorectal cancer therapy.
Gozzi, Gustavo J; Gonzalez, Daniel; Boudesco, Christophe et al.
2020In Cell Death and Differentiation, 27 (1), p. 117-129
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Keywords :
Antineoplastic Agents; HSP110 Heat-Shock Proteins; HSPH1 protein, human; STAT3 Transcription Factor; Animals; Antineoplastic Agents/chemistry/therapeutic use/toxicity; Cell Proliferation; Colorectal Neoplasms/drug therapy/metabolism/pathology; Crystallography, X-Ray; HSP110 Heat-Shock Proteins/antagonists & inhibitors/chemistry/metabolism; Humans; Mice; Models, Molecular; STAT3 Transcription Factor/metabolism
Abstract :
[en] Pro-survival stress-inducible chaperone HSP110 is the only HSP for which a mutation has been found in a cancer. Multicenter clinical studies demonstrated a direct association between HSP110 inactivating mutation presence and excellent prognosis in colorectal cancer patients. Here, we have combined crystallographic studies on human HSP110 and in silico modeling to identify HSP110 inhibitors that could be used in colorectal cancer therapy. Two molecules (foldamers 33 and 52), binding to the same cleft of HSP110 nucleotide-binding domain, were selected from a chemical library (by co-immunoprecipitation, AlphaScreening, Interference-Biolayer, Duo-link). These molecules block HSP110 chaperone anti-aggregation activity and HSP110 association to its client protein STAT3, thereby inhibiting STAT3 phosphorylation and colorectal cancer cell growth. These effects were strongly decreased in HSP110 knockdown cells. Foldamer's 33 ability to inhibit tumor growth was confirmed in two colorectal cancer animal models. Although tumor cell death (apoptosis) was noted after treatment of the animals with foldamer 33, no apparent toxicity was observed, notably in epithelial cells from intestinal crypts. Taken together, we identified the first HSP110 inhibitor, a possible drug-candidate for colorectal cancer patients whose unfavorable outcome is associated to HSP110.
Disciplines :
Biochemistry, biophysics & molecular biology
Author, co-author :
Gozzi, Gustavo J;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Gonzalez, Daniel;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Boudesco, Christophe;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Dias, Alexandre M M;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Gotthard, Guillaume;  European Synchrotron Radiation Facility, F-38043, Grenoble, France.
Uyanik, Burhan;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Dondaine, Lucile;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Marcion, Guillaume  ;  Université de Liège - ULiège > GIGA > GIGA I3 - Hematology ; INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Hermetet, François;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Denis, Camille;  Normandie Université, UNICAEN, EA 4258 CERMN (Centre d'Etudes et de Recherche sur
Hardy, Laurianne;  Normandie Université, UNICAEN, EA 4258 CERMN (Centre d'Etudes et de Recherche sur
Suzanne, Peggy;  Normandie Université, UNICAEN, EA 4258 CERMN (Centre d'Etudes et de Recherche sur
Douhard, Romain;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Jego, Gaetan;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Dubrez, Laurence ;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Demidov, Oleg N;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France.
Neiers, Fabrice;  University of Burgundy Franche-Comté, Dijon, France. ; Centre des Sciences du Goût et de l'Alimentation, INRA, CNRS, Dijon, France.
Briand, Loïc;  University of Burgundy Franche-Comté, Dijon, France. ; Centre des Sciences du Goût et de l'Alimentation, INRA, CNRS, Dijon, France.
Sopková-de Oliveira Santos, Jana;  Normandie Université, UNICAEN, EA 4258 CERMN (Centre d'Etudes et de Recherche sur
Voisin-Chiret, Anne-Sophie;  Normandie Université, UNICAEN, EA 4258 CERMN (Centre d'Etudes et de Recherche sur
Garrido, Carmen;  INSERM UMR1231, Laboratory of Excellence LipSTIC and label Ligue Nationale contre  ; University of Burgundy Franche-Comté, Dijon, France. cgarrido@u-bourgogne.fr. ; Georges François Leclerc Center (CGFL), Dijon, France. cgarrido@u-bourgogne.fr.
More authors (11 more) Less
Language :
English
Title :
Selecting the first chemical molecule inhibitor of HSP110 for colorectal cancer therapy.
Publication date :
January 2020
Journal title :
Cell Death and Differentiation
ISSN :
1350-9047
eISSN :
1476-5403
Publisher :
Nature Publishing Group, Gb
Volume :
27
Issue :
1
Pages :
117-129
Peer reviewed :
Peer Reviewed verified by ORBi
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