Design and Synthesis of Novel Sulfonamide-Containing Bradykinin hB2Receptor Antagonists. 2. Synthesis and Structure−Activity Relationships of α,α-Cycloalkylglycine Sulfonamides

2007 ◽  
Vol 50 (3) ◽  
pp. 550-565 ◽  
Author(s):  
Daniela Fattori ◽  
Cristina Rossi ◽  
Christopher I. Fincham ◽  
Valerio Caciagli ◽  
Fernando Catrambone ◽  
...  
ChemMedChem ◽  
2021 ◽  
Author(s):  
Davide Cirillo ◽  
Shahin Sarowar ◽  
Per Øyvind Enger ◽  
Hans-René Bjørsvik

Author(s):  
Yukio Hitotsuyanagi

AbstractThe 14-membered cycloisodityrosine is the core structure of RA-series antitumor bicyclic peptides obtained from Rubia plants (Rubiaceae). In this study, an efficient method for the synthesis of cycloisodityrosines from commercially available l-tyrosine derivatives was developed. Using synthetic cycloisodityrosines and cycloisodityrosines with modified structures, several RA-VII analogues were designed and synthesized to explore structure–activity relationships of the cycloisodityrosine moiety of the RA-series peptides, and newly isolated natural peptides were synthesized to establish their structures. Graphic abstract


2020 ◽  
Author(s):  
Mathew Sutherland ◽  
Alice Li ◽  
Anissa Kaghad ◽  
Dimitrios Panagopoulos ◽  
Fengling Li ◽  
...  

ABSTRACTProtein arginine N-methyl transferase 4 (PRMT4) asymmetrically dimethylates arginine residues of histone H3 and non-histone proteins. The overexpression of PRMT4 in several cancers has stimulated interest in the discovery of inhibitors as biological tools and potentially therapeutics. While several PRMT4 inhibitors have been reported, most display poor selectivity against other members of the PRMT family of methyl transferases. Here, we report the structure-based design of a new class of alanine containing 3-arylindoles as potent and selective PRMT4 inhibitors and describe key structure activity relationships for this class of compounds.


2020 ◽  
Vol 56 (5) ◽  
pp. 719-722
Author(s):  
Mattia Ghirardello ◽  
Ane Ruiz-de-Angulo ◽  
Nagore Sacristan ◽  
Diego Barriales ◽  
Jesús Jiménez-Barbero ◽  
...  

This work provides new streamlined saponin vaccine adjuvants and molecular-level insights into saponin conformation that correlate with potent adjuvant activity.


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