scholarly journals The Structural Basis ofCryptosporidium-Specific IMP Dehydrogenase Inhibitor Selectivity

2010 ◽  
Vol 132 (18) ◽  
pp. 6610-6610
Author(s):  
Iain S. MacPherson ◽  
Sivapriya Kirubakaran ◽  
Suresh Kumar Gorla ◽  
Thomas V. Riera ◽  
J. Alejandro D’Aquino ◽  
...  
2010 ◽  
Vol 132 (4) ◽  
pp. 1230-1231 ◽  
Author(s):  
Iain S. MacPherson ◽  
Sivapriya Kirubakaran ◽  
Suresh Kumar Gorla ◽  
Thomas V. Riera ◽  
J. Alejandro D’Aquino ◽  
...  

Author(s):  
Allan E. Rettie ◽  
Jeffrey P. Jones

CYP2C9 is a major cytochrome P450 enzyme that is involved in the metabolic clearance of a wide variety of therapeutic agents, including nonsteroidal antiinflammatories, oral anticoagulants, and oral hypoglycemics. Disruption of CYP2C9 activity by metabolic inhibition or pharmacogenetic variability underlies many of the adverse drug reactions that are associated with the enzyme. CYP2C9 is also the first human P450 to be crystallized, and the structural basis for its substrate and inhibitor selectivity is becoming increasingly clear. New, ultrapotent inhibitors of CYP2C9 have been synthesised that aid in the development of quantitative structure-activity relationship (QSAR) models to facilitate drug redesign, and extensive resequencing of the gene and studies of its regulation will undoubtedly help us understand interindividual variability in drug response and toxicity controlled by this enzyme.


RSC Advances ◽  
2020 ◽  
Vol 10 (1) ◽  
pp. 367-375
Author(s):  
Chetan Chintha ◽  
Antonio Carlesso ◽  
Adrienne M. Gorman ◽  
Afshin Samali ◽  
Leif A. Eriksson

Molecular modelling explains the lack of selectivity for inhibitors GSK2606414 and GSK2656157, as compared to inhibitor AMG44.


Author(s):  
Mika Aoyagi-Scharber ◽  
Anna S. Gardberg ◽  
Bryan K. Yip ◽  
Bing Wang ◽  
Yuqiao Shen ◽  
...  

Poly(ADP-ribose) polymerases 1 and 2 (PARP1 and PARP2), which are involved in DNA damage response, are targets of anticancer therapeutics. BMN 673 is a novel PARP1/2 inhibitor with substantially increased PARP-mediated tumor cytotoxicity and is now in later-stage clinical development for BRCA-deficient breast cancers. In co-crystal structures, BMN 673 is anchored to the nicotinamide-binding pocketviaan extensive network of hydrogen-bonding and π-stacking interactions, including those mediated by active-site water molecules. The novel di-branched scaffold of BMN 673 extends the binding interactions towards the outer edges of the pocket, which exhibit the least sequence homology among PARP enzymes. The crystallographic structural analyses reported here therefore not only provide critical insights into the molecular basis for the exceptionally high potency of the clinical development candidate BMN 673, but also new opportunities for increasing inhibitor selectivity.


Structure ◽  
1998 ◽  
Vol 6 (9) ◽  
pp. 1117-1128 ◽  
Author(s):  
Zhulun Wang ◽  
Bertram J Canagarajah ◽  
Jeffrey C Boehm ◽  
Skouki Kassisà ◽  
Melanie H Cobb ◽  
...  

2020 ◽  
Vol 63 (6) ◽  
pp. 3227-3237 ◽  
Author(s):  
Rezaul Md Karim ◽  
Alice Chan ◽  
Jin-Yi Zhu ◽  
Ernst Schönbrunn

2003 ◽  
Vol 11 (1) ◽  
pp. 60-66 ◽  
Author(s):  
Benjamin E Turk ◽  
Thiang Yian Wong ◽  
Robert Schwarzenbacher ◽  
Emily T Jarrell ◽  
Stephen H Leppla ◽  
...  

Biochemistry ◽  
2004 ◽  
Vol 43 (32) ◽  
pp. 10414-10423 ◽  
Author(s):  
Cheng Yang ◽  
James W. Pflugrath ◽  
Debra L. Camper ◽  
Mendy L. Foster ◽  
Daniel J. Pernich ◽  
...  

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