scholarly journals Crystal structure of ginkbilobin-2 with homology to the extracellular domain of plant cysteine-rich receptor-like kinases

2009 ◽  
Vol 77 (1) ◽  
pp. 247-251 ◽  
Author(s):  
Takuya Miyakawa ◽  
Ken-ichi Miyazono ◽  
Yoriko Sawano ◽  
Ken-ichi Hatano ◽  
Masaru Tanokura
Structure ◽  
2005 ◽  
Vol 13 (9) ◽  
pp. 1331-1339 ◽  
Author(s):  
Qun Liu ◽  
Irina A. Kriksunov ◽  
Richard Graeff ◽  
Cyrus Munshi ◽  
Hon Cheung Lee ◽  
...  

PLoS ONE ◽  
2012 ◽  
Vol 7 (7) ◽  
pp. e41912 ◽  
Author(s):  
Kinlin L. Chao ◽  
I-Wei Tsai ◽  
Chen Chen ◽  
Osnat Herzberg

2014 ◽  
Vol 106 (2) ◽  
pp. 37a
Author(s):  
Samir Das ◽  
John Gilchrist ◽  
Frank Bosmans ◽  
Filip Van Petegem

2001 ◽  
Vol 277 (8) ◽  
pp. 6631-6636 ◽  
Author(s):  
Shuichiro Ito ◽  
Kenji Wakabayashi ◽  
Osamu Ubukata ◽  
Shinko Hayashi ◽  
Fumihiko Okada ◽  
...  

1996 ◽  
Vol 256 (1) ◽  
pp. 144-159 ◽  
Author(s):  
Yves A. Muller ◽  
Mark H. Ultsch ◽  
Abraham M. de Vos

2016 ◽  
Vol 113 (34) ◽  
pp. 9635-9640 ◽  
Author(s):  
Nikolaos Kouvatsos ◽  
Petros Giastas ◽  
Dafni Chroni-Tzartou ◽  
Cornelia Poulopoulou ◽  
Socrates J. Tzartos

In this study we report the X-ray crystal structure of the extracellular domain (ECD) of the human neuronal α2 nicotinic acetylcholine receptor (nAChR) subunit in complex with the agonist epibatidine at 3.2 Å. Interestingly, α2 was crystallized as a pentamer, revealing the intersubunit interactions in a wild type neuronal nAChR ECD and the full ligand binding pocket conferred by two adjacent α subunits. The pentameric assembly presents the conserved structural scaffold observed in homologous proteins, as well as distinctive features, providing unique structural information of the binding site between principal and complementary faces. Structure-guided mutagenesis and electrophysiological data confirmed the presence of the α2(+)/α2(−) binding site on the heteromeric low sensitivity α2β2 nAChR and validated the functional importance of specific residues in α2 and β2 nAChR subunits. Given the pathological importance of the α2 nAChR subunit and the high sequence identity with α4 (78%) and other neuronal nAChR subunits, our findings offer valuable information for modeling several nAChRs and ultimately for structure-based design of subtype specific drugs against the nAChR associated diseases.


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