3 article(s) from Müller, Jens
Graphical Abstract
Figure 1: Chemical structure of the Im–Ag(I)–Im base pair [30].
Figure 2: The aptamer derivatives used in this study. The imidazole deoxyribonucleotide is marked in green as...
Figure 3: Temperature-dependent normalized UV absorbance at 260 nm for oligonucleotides a) 1af, b) 1bf, c) 1cf...
Figure 4: The two systems devised to investigate the envisaged functionality of the modified structure-switch...
Figure 5: System A: the aptamers 1af, 1bf, 1cf, and 1df with the complementary sequence 1q (X = imidazole, f ...
Figure 6: Normalized fluorescence intensity at 526 nm (λexc = 490 nm) of a) 1af, b) 1bf, c) 1cf, and d) 1df p...
Figure 7: System B: aptamers 1a, 1b, 1c, and 1d with the complementary oligonucleotides 2f and 2q (X = imidaz...
Figure 8: Normalized fluorescence intensity at 526 nm (λexc = 490 nm) of the oligonucleotide 2f before and af...
Figure 9: Elution of the aptamer derivatives from the ATP-agarose gel in the absence of Ag(I): 1af (red), 1bf...
Figure 10: Elution of the aptamers from the ATP-agarose gel in the presence of 1 equiv of Ag(I): 1af (red), 1bf...
Graphical Abstract
Figure 1: Structure of a B-DNA duplex comprising a central C–Ag(I)–C base pair. This figure was created based...
Scheme 1: Hydrogen-bonding patterns of various reversed Watson–Crick base pairs. a) A:T; b) G:C (steric clash...
Scheme 2: Various hydrogen-bonding patterns. a) T:A:T and CH+:G:C base triples indicating how T:A and CH+:G H...
Scheme 3: Representation of a β-dA:α-dT base pair.
Scheme 4: Representation of mononuclear metal-mediated base pairs involving canonical pyrimidine nucleobases....
Scheme 5: Proposed base pairing patterns of FP–Ag(I)–FP, involving a) the Watson–Crick edge (antiparallel-str...
Scheme 6: Reaction pathway towards a parallel-stranded DNA duplex bearing a G–Pt(II)–G base pair. Adapted fro...
Scheme 7: Possible base pairing patterns of dinuclear Ag(I)-mediated base pairs. Base pairs within an antipar...
Scheme 8: Base pairing patterns of the dinuclear Ag(I)-mediated homo base pair of 1,N6-ethenoadenine (εA) wit...
Scheme 9: Additional metal-mediated base pairs involving 1,N6-ethenoadenine (εA). Base pairs within an antipa...
Graphical Abstract
Scheme 1: Schematic representation of an imidazole–Ag(I)–imidazole base pair (top) and a thyminate–Hg(II)–thy...
Figure 1: Different views of a DNA duplex comprising three neighbouring imidazole–Ag(I)–imidazole base pairs....
Scheme 2: Schematic representation of silver(I)-mediated imidazole homo base pairs involving 2-methylimidazol...
Scheme 3: Synthesis of methylimidazole-based nucleosides and their corresponding phosphoramidites required fo...
Scheme 4: Oligonucleotide sequences under investigation (X = 2-methylimidazole 2a or 4-methylimidazole 2b).
Figure 2: Melting curves based on normalized UV absorbance at 260 nm of a) duplex I with X = 4-methylimidazol...
Figure 3: CD spectra of a) duplex I with X = 4-methylimidazole and b) duplex II with X = 2-methylimidazole in...