Ub-Rh110Gly

a quenched, fluorescent substrate for ubiquitin proteases

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Weight 0.05 kg
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regulatory statement

300.00

Description

Ubiquitin-Rhodamine110Gly (UbiQ-002) is a quenched fluorescent substrate for ubiquitin proteases. Cleavage of the amide bond between the C-terminal glycine of ubiquitin and rhodamine110Gly (Rh110Gly) results in an increase in fluorescence at 535 nm (Exc. 485 nm).

Additional information

Weight 0.05 kg
aliquot size

bulk

, , ,

Applications

,

target

shipping

purity

molecular weight

storage

sample preparation

For detailed sample preparation see product sheet.

regulatory statement

Tirat, A., et al. Synthesis and characterization of fluorescent ubiquitin derivatives as highly sensitive substrates for the deubiquitinating enzymes UCH-L3 and USP-2. Anal. Biochem. 343, 244-255 (2005). http://www.ncbi.nlm.nih.gov/pubmed/15963938

Hassiepin, U., et al. A sensitive fluorescence intensity assay for deubiquitinating proteases using ubiquitin-rhodamine 110-glycine as substrate. Anal. Biochem. 371, 201-207 (2007). http://www.ncbi.nlm.nih.gov/pubmed/17869210

ubiquitin rhodamine (also known as ubiquitin-rhodamine110Gly, Ub-Rh110Gly, UbiQ-002) is a quenched fluorogenic substrate for deubiquitinating enzymes (DUBs). It is based on ubiquitin that is functionalised with a C-terminal rhodamine110Gly (Rh110Gly). DUB cleavage of the amide bond between the C-terminal Gly and Rh110 releases the fluorescent Rh110Gly dye (exc/emi= 485/535 nm). Ubiquitin rhodamine110 has been proven in many DUB high-throughput screening (HTS) campaigns.

Next to ubiquitin rhodamine110 (UbiQ-002), we developed ubiquitin rhodamine110-morpholinecarbonyl (Ub-Rh110MP, UbiQ-126). Ub-Rh110MP is also a quenched, fluorescent substrate for DUBs, with cleavage resulting in the release of the highly fluorescent Rh110-morpholinecarbonyl (Rh110MP, exc/emi= 492/525 nm). Since Rh110MP exhibits a much higher fluorescence intensity than most Rh110X-based dyes, UbiQ-126 exhibits a higher signal-to-background ratio. Overall, Ub-Rh110MP offers the excellent properties of Ub-Rh110X substrates, but with increased fluorescence intensity after proteolytic cleavage.

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