Halo Tag: Difference between revisions

From Proteopedia
Jump to navigationJump to search
No edit summary
No edit summary
Line 16: Line 16:


*Protein Scaffold: An engineered HaloTag protein with the light-sensing sAsLOV2 domain.  
*Protein Scaffold: An engineered HaloTag protein with the light-sensing sAsLOV2 domain.  
*Ligand: Binds to a fluorogenic rhodamine dye (JF635-HTL).  
*Ligand: Binds to a <scene name='10/1096855/Jf/1'>fluorogenic rhodamine dye (JF635-HTL)</scene>.  


:Light ON (450 nm): Light activates the sAsLOV2 domain using Flavin Mononucleotide (FMN)  
:Light ON (450 nm): Light activates the sAsLOV2 domain using <scene name='10/1096855/Fmn/1'>Flavin Mononucleotide (FMN)</scene>
cofactor, causing a conformational change (Jα helix unfolding).  
cofactor, causing a conformational change (Jα helix unfolding).  
:Fluorescence ON: This change forces the bound dye into its fluorescent state.
:Fluorescence ON: This change forces the bound dye into its fluorescent state.