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Beilstein J. Org. Chem. 2018, 14, 1890–1900, doi:10.3762/bjoc.14.163
Graphical Abstract
Figure 1: Principle of photoaffinity labeling of proteins with diazirine derivatives. Photolabile ligands are...
Figure 2: FimH crystal structure (pdb code 1KLF) with docked p-nitrophenyl α-D-mannopyranoside (1, pNPMan). F...
Figure 3: Based on the structure of the known FimH ligands 1 and 2, three photolabile α-D-mannosides, 3–5, we...
Figure 4: Connolly representation of photolabile α-D-mannoside 3 in the closed gate (A, PDB code 1UWF) and op...
Scheme 1: Synthesis of photolabile α-D-mannosides 3 and 4. a) H2, Pd-C, methanol, rt, 6 h, 94%; b) HATU, DIPE...
Figure 5: ESIMS spectra of peptide M2 before (A) and after photoreaction (B) with mannoside 3.
Figure 6: Intact protein ESIMS spectra of FimHtr labeling with diazirine derivative 3 with (A) 50% acetonitri...
Beilstein J. Org. Chem. 2010, 6, 810–822, doi:10.3762/bjoc.6.91
Figure 1: The photoaffinity technique allows the identification of ligand binding sites of a receptor protein...
Figure 2: a) Three known photolabile α-D-mannosides that differ in the nature of the photoactive functional g...
Scheme 1: Synthesis of photoactive glycoamino acids 11 and 12. i) Fmoc-Asp-OtBu (for 7), Fmoc-Asp(OtBu)-OH (f...
Scheme 2: Photo-crosslinking experiments with the model peptide angiotensin II and the photoactive mannosides ...
Figure 3: Affino dot–blot with FimHtr and photoactive mannosides applied to nitrocellulose disks. It was irra...
Figure 4: MS/MS spectra of angiotensin II (a) and of angiotensin II, photo-crosslinked with diazirine 2 (b), ...