pH-Sensitive fluorophores from locked GFP chromophores by a non-alternant analogue of the photochemical meta effect

2016 ◽  
Vol 18 (38) ◽  
pp. 26703-26711 ◽  
Author(s):  
Seth Olsen ◽  
Mikhail S. Baranov ◽  
Nadezhda S. Baleeva ◽  
Maria M. Antonova ◽  
Kenneth A. Johnson ◽  
...  

We report the synthesis and characterization of a pH-sensitive fluorescence switch based on a conformationally-locked green fluorescent protein (GFP) chromophore.

2004 ◽  
Vol 381 (3) ◽  
pp. 581-585 ◽  
Author(s):  
Francesco M. LASORSA ◽  
Pasquale SCARCIA ◽  
Ralf ERDMANN ◽  
Ferdinando PALMIERI ◽  
Hanspeter ROTTENSTEINER ◽  
...  

The yeast peroxisomal adenine nucleotide carrier, Ant1p, was shown to catalyse unidirectional transport in addition to exchange of substrates. In both transport modes, proton movement occurs. Nucleotide hetero-exchange is H+-compensated and electroneutral. Furthermore, microscopic fluorescence imaging of a pH-sensitive green fluorescent protein targeted to peroxisomes shows that Ant1p is involved in the formation of a ΔpH across the peroxisomal membrane, acidic inside.


Synthesis ◽  
2007 ◽  
Vol 2007 (23) ◽  
pp. 3635-3638 ◽  
Author(s):  
Mogens Nielsen ◽  
Michael Petersen ◽  
Peter Riber ◽  
Lars Andersen

2017 ◽  
Vol 8 (40) ◽  
pp. 6283-6288 ◽  
Author(s):  
Lei Xu ◽  
Ning Ren ◽  
Ji Pang ◽  
Hongping Deng ◽  
Xinyuan Zhu ◽  
...  

CO2 responsive fluorescent vesicles from a GFP chromophore labeled block-copolymer could change their size and fluorescence to mimic jellyfish breathing.


2018 ◽  
Vol 19 (12) ◽  
pp. 3778 ◽  
Author(s):  
Nina Bozhanova ◽  
Mikhail Baranov ◽  
Nadezhda Baleeva ◽  
Alexey Gavrikov ◽  
Alexander Mishin

Fluorogens are an attractive type of dye for imaging applications, eliminating time-consuming washout steps from staining protocols. With just a handful of reported fluorogen-protein pairs, mostly in the green region of spectra, there is a need for the expansion of their spectral range. Still, the origins of solvatochromic and fluorogenic properties of the chromophores suitable for live-cell imaging are poorly understood. Here we report on the synthesis and labeling applications of novel red-shifted fluorogenic cell-permeable green fluorescent protein (GFP) chromophore analogs.


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