Determination of pKas of ionizable groups in proteins: the pKa of Glu 7 and 35 in hen eggs white lysozyme and Glu 106 in human carbonic anhydrase II

1991 ◽  
Vol 113 (9) ◽  
pp. 3572-3575 ◽  
Author(s):  
Kenneth M. Merz
2017 ◽  
Vol 16 (4) ◽  
pp. 849 ◽  
Author(s):  
Reza Aditama ◽  
Yum Eryanti ◽  
Didin Mujahidin ◽  
Yana Maolana Syah ◽  
Rukman Hertadi

2018 ◽  
Vol 550 ◽  
pp. 132-136 ◽  
Author(s):  
Erik Hanff ◽  
Maximilian Zinke ◽  
Anke Böhmer ◽  
Janine Niebuhr ◽  
Mirja Maassen ◽  
...  

Biomolecules ◽  
2020 ◽  
Vol 10 (4) ◽  
pp. 509 ◽  
Author(s):  
Steffen Glöckner ◽  
Khang Ngo ◽  
Björn Wagner ◽  
Andreas Heine ◽  
Gerhard Klebe

The fluorination of lead-like compounds is a common tool in medicinal chemistry to alter molecular properties in various ways and with different goals. We herein present a detailed study of the binding of fluorinated benzenesulfonamides to human Carbonic Anhydrase II by complementing macromolecular X-ray crystallographic observations with thermodynamic and kinetic data collected with the novel method of kinITC. Our findings comprise so far unknown alternative binding modes in the crystalline state for some of the investigated compounds as well as complex thermodynamic and kinetic structure-activity relationships. They suggest that fluorination of the benzenesulfonamide core is especially advantageous in one position with respect to the kinetic signatures of binding and that a higher degree of fluorination does not necessarily provide for a higher affinity or more favorable kinetic binding profiles. Lastly, we propose a relationship between the kinetics of binding and ligand acidity based on a small set of compounds with similar substitution patterns.


RSC Advances ◽  
2015 ◽  
Vol 5 (116) ◽  
pp. 95717-95726 ◽  
Author(s):  
Preeti Gupta ◽  
Shashank Deep

Aggregation pathway of human carbonic anhydrase II in the presence of salt.


Author(s):  
Mikael Lindgren ◽  
Gareth R. Eaton ◽  
Sandra S. Eaton ◽  
Bengt-Harald Jonsson ◽  
Per Hammarström ◽  
...  

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