Citation:
	            
		            ZHANG  Bing-Bing, ZHAO  Cong, WANG  Xue-Song, HE  Lei, DU  Wei-Hong. Effects of 4-Hydroxyproline Stereochemistry on α-Conotoxin Solution Conformation[J]. Acta Physico-Chimica Sinica,
							;2013, 29(05): 1080-1087.
						
							doi:
								10.3866/PKU.WHXB201303111
						
					
				
					
				
	        
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The hydroxylation of proline is a post-translational modification common in α-conotoxin and other conotoxin families. The 4-hydroxyl group of hydroxyproline adopts a trans conformation in native conotoxin, and this residue plays a key role in toxin structure and bioactivity. Little is known about the effects of the cis conformation of 4-hydroxyproline on conotoxin folding and bioactivity. The solution structures of three chemically modified α-conotoxin species containing cis- and trans-4-hydroxyproline were investigated using two-dimensional nuclear magnetic resonance (2D NMR). The selected α4/ 7-conopeptides included [γ15E]Sr1B, [O7O'/γ15E]Sr1B, and [O6O'/γ14E]Vc1A. The impact of modifying prolines cis/trans-4-hydroxyl group on the conopeptide structure was remarkable. Changing from trans- to cis-4-hydroxyproline led to notable solution conformational changes in α-conopeptide species. These included secondary structure elements, side chain orientations of key residues, and hydrogen-bonding properties. [O7O'/γ15E]Sr1B exhibited a twisted ω structure unlike that of typical α-conotoxin species. [O6O'/γ14E]Vc1A lost the turn structure around the N-/C-termini, which differed from that of Vc1.1. This study aids our understanding of the chemical modification of conotoxin, and is useful in elucidating the structure- bioactivity relationships of α-conotoxin species.
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								Keywords:
								
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α-Conotoxin
, - Hydroxyproline,
 - Stereochemistry,
 - NMR,
 - Solution conformation
 
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                    [1]
                
			
(1) Terlau, H.; Olivera, B. M. Physiol. Rev. 2004, 84, 41. doi: 10.1152/physrev.00020.2003
 - 
			
                    [2]
                
			
(2) Halai, R.; Craik, D. J. Nat. Prod. Rep. 2009, 26, 526. doi: 10.1039/b819311h
 - 
			
                    [3]
                
			
(3) Azam, L.; McIntosh, J. M. Acta Pharmacol. Sin. 2009, 30, 771.doi: 10.1038/aps.2009.47
 - 
			
                    [4]
                
			
(4) Kaas, Q.; Yu, R.; Jin, A. H.; Dutertre, S.; Craik, D. J. NucleicAcids Res. 2012, 40, D325.
 - 
			
                    [5]
                
			
(5) Livett, B. G.; Sandall, D.W.; Keays, D.; Down, J.; Gayler, K.R.; Satkunanathan, N.; Khalil, Z. Toxicon 2006, 48, 810. doi: 10.1016/j.toxicon.2006.07.023
 - 
			
                    [6]
                
			
(6) Myers, R. A.; Cruz, L. J.; Rivier, J. E.; Olivera, B. M. Chem.Rev. 1993, 93, 1923. doi: 10.1021/cr00021a013
 - 
			
                    [7]
                
			
(7) Jin, A. H.; Daly, N. L.; Nevin, S. T.;Wang, C. A.; Dutertre, S.;Lewis, R. J.; Adams, D. J.; Craik, D. J.; Alewood, P. F. J. Med.Chem. 2008, 51, 5575. doi: 10.1021/jm800278k
 - 
			
                    [8]
                
			
(8) Buczek, O.; Bulaj, G.; Olivera, B. M. Cell Mol. Life Sci. 2005,62, 3067. doi: 10.1007/s00018-005-5283-0
 - 
			
                    [9]
                
			
(9) Craik, D. J.; Adams, D. J. ACS Chem. Biol. 2007, 2, 457. doi: 10.1021/cb700091j
 - 
			
                    [10]
                
			
(10) Armishaw, C. J. Toxins 2010, 2, 1471. doi: 10.3390/toxins2061471
 - 
			
                    [11]
                
			
(11) Clark, R. J.; Jensen, J.; Nevin, S. T.; Callaghan, B. P.; Adams, D.J.; Craik, D. J. Angew. Chem. Int. Edit. 2010, 49, 6545. doi: 10.1002/anie.201000620
 - 
			
                    [12]
                
			
(12) Muttenthaler, M.; Nevin, S. T.; Grishin, A. A.; N , S. T.; Choy,P. T.; Daly, N. L.; Hu, S. H.; Armishaw, C. J.;Wang, C. I. A.;Lewis, R. J.; Martin, J. L.; Noakes, P. G.; Craik, D. J.; Adams,D. J.; Alewood, P. F. J. Am. Chem. Soc. 2010, 132, 3514. doi: 10.1021/ja910602h
 - 
			
                    [13]
                
			
(13) Lopez-Vera, E.;Walewska, A.; Skalicky, J. J.; Olivera, B. M.;Bulaj, G. Biochemistry 2008, 47, 1741. doi: 10.1021/bi701934m
 - 
			
                    [14]
                
			
(14) Xu, J.;Wang, Y. L.; Zhang, B. B.;Wang, B. H.; Du,W. H.Chem. Commun. 2010, 46, 5467. doi: 10.1039/c0cc00075b
 - 
			
                    [15]
                
			
(15) Calzolari, A.; Cicero, G.; Cavazzoni, C.; Di Felice, R.; Atellani,C. A.; Corni, S. J. Am. Chem. Soc. 2010, 132, 4790. doi: 10.1021/ja909823n
 - 
			
                    [16]
                
			
(16) Takeda, M.; Jee, J.; Ono, A. M.; Terauchi, T.; Kainosho, M.J. Am. Chem. Soc. 2011, 133, 17420. doi: 10.1021/ja206799v
 - 
			
                    [17]
                
			
(17) Denning, E. J.; MacKerell, A. D., Jr. J. Am. Chem. Soc. 2012,134, 2800. doi: 10.1021/ja211328g
 - 
			
                    [18]
                
			
(18) López-Vera, E.; Aguilar, M. B.; Schiavon, E.; Marinzi, C.; Ortiz,E.; Cassulini, R. R.; Batista, C. V. F.; Possani, L. D.; de laCotera, E. P. H.; Peri, F.; Becerril, B.;Wanke, E. FEBS J. 2007,274, 3972. doi: 10.1111/j.1742-4658.2007.05931.x
 - 
			
                    [19]
                
			
(19) Halai, R.; Clark, R. J.; Nevin, S. T.; Jensen, J. E.; Adams, D. J.;Craik, D. J. J. Biol. Chem. 2009, 284, 20275. doi: 10.1074/jbc.M109.015339
 - 
			
                    [20]
                
			
(20) Sandall, D.W.; Satkunanathan, N.; Keays, D. A.; Polidano, M.A.; Liping, X.; Pham, V.; Down, J. G.; Khalil, Z.; Livett, B. G.;Gayler, K. R. Biochemistry 2003, 42, 6904. doi: 10.1021/bi034043e
 - 
			
                    [21]
                
			
(21) Townsend, A.; Livett, B. G.; Bingham, J. P.; Truong, H. T.;Karas, J. A.; O'Donnell, P.;Williamson, N. A.; Purcell, A.W.;Scanlon, D. Inter. J. Pep. Res. Ther. 2009, 15, 195. doi: 10.1007/s10989-009-9173-4
 - 
			
                    [22]
                
			
(22) Armishaw, C.; Jensen, A. A.; Balle, T.; Clark, R. J.; Harpsøe, K.;Skonberg, C.; Liljefors, T.; Strømgaard, K. J. Biol. Chem. 2009,284, 9498. doi: 10.1074/jbc.M806136200
 - 
			
                    [23]
                
			
(23) Luo, S.; Nguyen, T. A.; Cartier, G. E.; Olivera, B. M.;Yoshikami, D.; McIntosh, J. M. Biochemistry 1999, 38, 14542.doi: 10.1021/bi991252j
 - 
			
                    [24]
                
			
(24) Park, K. H.; Suk, J. E.; Jacobsen, R.; Gray,W. R.; McIntosh, J.M.; Han, K. H. J. Biol. Chem. 2001, 276, 49028. doi: 10.1074/jbc.M107798200
 - 
			
                    [25]
                
			
(25) Clark, R. J.; Fischer, H.; Nevin, S. T.; Adams, D. J.; Craik, D. J.J. Biol. Chem. 2006, 281, 23254. doi: 10.1074/jbc.M604550200
 - 
			
                    [26]
                
			
(26) Nevin, S. T.; Clark, R. J.; Klimis, H.; Christie, M. J.; Craik, D.J.; Adams, D. J. Mol. Pharmacol. 2007, 72, 1406. doi: 10.1124/mol.107.040568
 - 
			
                    [27]
                
			
(27) Skjærbæk, N.; Nielsen, K. J.; Lewis, R. J.; Alewood, P. F.;Craik, D. J. J. Biol. Chem. 1997, 272, 2291. doi: 10.1074/jbc.272.4.2291
 - 
			
                    [28]
                
			
(28) Teichert, R.W.; Jimenez, E. C.; Olivera, B. M. Biochemistry2005, 44, 7897. doi: 10.1021/bi047274+
 - 
			
                    [29]
                
			
(29) Loughnan, M.; Nicke, A.; Jones, A.; Schroeder, C. I.; Nevin, S.T.; Adams, D. J.; Alewood, P. F.; Lewis, R. J. J. Biol. Chem.2006, 281, 24745. doi: 10.1074/jbc.M603703200
 - 
			
                    [30]
                
			
(30) Jakubowski, J. A.; Keays, D. A.; Kelley,W. P.; Sandall, D.W.;Bingham, J. P.; Livett, B. G.; Gayler, K. R.; Sweedler, J. V.J. Mass Spectrom. 2004, 39, 548.
 - 
			
                    [31]
                
			
(31) Bax, A.; Davis, D. G. J. Magn. Reson. 1985, 65, 355.
 - 
			
                    [32]
                
			
(32) Jeener, J.; Meier, B. H.; Bachmann, P.; Ernst, R. R. J. Chem.Phys. 1979, 71, 4546. doi: 10.1063/1.438208
 - 
			
                    [33]
                
			
(33) ddard, T. D.; Kneller, D. G. Sparky 3; University ofCalifornia, San Francisco, CA, 2007.
 - 
			
                    [34]
                
			
(34) Güntert, P.; Mumenthaler, C.; Wüthrich, K. J. Mol. Biol. 1997,273, 283. doi: 10.1006/jmbi.1997.1284
 - 
			
                    [35]
                
			
(35) Koradi, R.; Billeter, M.; Wüthrich, K. J. Mol. Graph. 1996, 14,51. doi: 10.1016/0263-7855(96)00009-4
 - 
			
                    [36]
                
			
(36) Wüthrich, K. NMR of Proteins and Nucleic Acids;Wiley: NewYork, 1986.
 - 
			
                    [37]
                
			
(37) Huang, F. J.; Du,W. H.;Wang, B. B. Acta Phys.-Chim. Sin.2008, 24, 1558. [黄飞娟, 杜为红, 王保怀. 物理化学学报,2008, 24, 1558.] doi: 10.1016/S1872-1508(08)60064-9
 - 
			
                    [38]
                
			
(38) Zhang, B. B.; Huang, F. J.; Du,W. H. Amino Acids 2012, 43,389. doi: 10.1007/s00726-011-1093-x
 - 
			
                    [39]
                
			
(39) Chi, C.W. Chin. Sci. Bull. 2009, 54, 2734. [戚正武. 科学通报, 2009, 54, 2734.] doi: 10.1360/972009-1582
 - 
			
                    [40]
                
			
(40) Dutertre, S.; Nicke, A.; Lewis, R. J. J. Biol. Chem. 2005, 280,30460. doi: 10.1074/jbc.M504229200
 - 
			
                    [41]
                
			
(41) Ulens, C.; Hogg, R. C.; Celie, P. H.; Bertrand, D.; Tsetlin, V.;Smit, A. B.; Sixma, T. K. Proc. Natl. Acad. Sci. U. S. A. 2006,103, 3615. doi: 10.1073/pnas.0507889103
 - 
			
                    [42]
                
			
(42) Quiram, P. A.; Sine, S. M. J. Biol. Chem. 1998, 273, 11007. doi: 10.1074/jbc.273.18.11007
 - 
			
                    [43]
                
			
(43) Yu, R.; Craik, D. J.; Kaas, Q. PLoS Comput. Biol. 2011, 7,e1002011.
 
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