Identification of Novel Adenosine A2A Receptor Antagonists by Virtual Screening
Author(s) -
Christopher J. Langmead,
Stephen P. Andrews,
Miles Congreve,
James C. Errey,
Edward Hurrell,
Fiona H. Marshall,
Jonathan S. Mason,
Christine M. Richardson,
N.J. Robertson,
Andrei Zhukov,
Malcolm Weir
Publication year - 2012
Publication title -
journal of medicinal chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.01
H-Index - 261
eISSN - 1520-4804
pISSN - 0022-2623
DOI - 10.1021/jm201455y
Subject(s) - chemistry , virtual screening , adenosine , adenosine receptor , docking (animal) , homology modeling , ligand (biochemistry) , receptor , computational biology , pharmacology , stereochemistry , biochemistry , drug discovery , biology , agonist , enzyme , medicine , nursing
Virtual screening was performed against experimentally enabled homology models of the adenosine A(2A) receptor, identifying a diverse range of ligand efficient antagonists (hit rate 9%). By use of ligand docking and Biophysical Mapping (BPM), hits 1 and 5 were optimized to potent and selective lead molecules (11-13 from 5, pK(I) = 7.5-8.5, 13- to >100-fold selective versus adenosine A(1); 14-16 from 1, pK(I) = 7.9-9.0, 19- to 59-fold selective).
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