Double zipper helical assembly of deoxyoligonucleotides: mutual templating and chiral imprinting to form hybrid DNA ensembles

2015 ◽  
Vol 51 (25) ◽  
pp. 5493-5496 ◽  
Author(s):  
Nagarjun Narayanaswamy ◽  
Gorle Suresh ◽  
U. Deva Priyakumar ◽  
T. Govindaraju

Herein, the conventional and unconventional hydrogen bonding potential of adenine in APA for double zipper helical assembly of deoxyoligonucleotides is demonstrated under ambient conditions.


2000 ◽  
Vol 98 (3) ◽  
pp. 125-134 ◽  
Author(s):  
T. Weitkamp, J. Neuefeind, H. E. Fisch


2000 ◽  
Vol 98 (3) ◽  
pp. 125-134 ◽  
Author(s):  
T. WEITKAMP ◽  
J. NEUEFEIND ◽  
H. E. FISCHER ◽  
M. D. ZEIDLER


Author(s):  
Aaron D. Finke ◽  
Danielle L. Gray ◽  
Jeffrey S. Moore

Under anhydrous conditions and in the absence of a Lewis-base solvent, a zinc chloride complex with tri-tert-butylphosphane as the μ-bridged dimer is formed,viz.di-μ-chlorido-bis[chloridobis(tri-tert-butylphosphane)zinc], [ZnCl4(C12H27P)2], (1), which features a nearly square-shaped (ZnCl)2cyclic core and whose Cl atoms interact weakly with C—H groups on the phosphane ligand. In the presence of THF, monomeric dichlorido(tetrahydrofuran-κO)(tri-tert-butylphosphane-κP)zinc, [ZnCl2(C4H8O)(C12H27P)] or [P(tBu3)(THF)ZnCl2], (2), is formed. This slightly distorted tetrahedral Zn complex has weak C—H...Cl interactions between the Cl atoms and phosphane and THF C—H groups. Under ambient conditions, the hydrolysed complex tri-tert-butylphosphonium aquatrichloridozincate 1,2-dichloroethane monosolvate, (C12H28P)[ZnCl3(H2O)]·C2H4Cl2or [HPtBu3]+[(H2O)ZnCl3]−·C2H4Cl2, (3), is formed. This complex forms chains of [(H2O)ZnCl3]−anions from hydrogen-bonding interactions between the water H atoms and Cl atoms that propagate along thebaxis.



1994 ◽  
Vol 238 (5) ◽  
pp. 777-793 ◽  
Author(s):  
Ian K. McDonald ◽  
Janet M. Thornton




2002 ◽  
Vol 45 (10) ◽  
pp. 2122-2122 ◽  
Author(s):  
Jay T. Goodwin ◽  
Robert A. Conradi ◽  
Norman F. H. Ho ◽  
Philip S. Burton


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