Comparison List


similar: iRFP670

miRFP670 is a basic (constitutively fluorescent) near ir fluorescent protein published in 2016, derived from Rhodopseudomonas palustris. It has low acid sensitivity. It requires the cofactor biliverdin for fluorescence.
Oligomerization Organism Molecular Weight Cofactor
Monomer Rhodopseudomonas palustris 34.5 kDa Biliverdin

FPbase ID: DP999


Ex λ Em λ EC (M-1 cm-1) QY Brightness pKa Maturation (min) Lifetime (ns)
642 670 87,400 0.14 12.24 4.5 180.0 1.42


t1/2 (s) Power Light Mode In Cell Fusion ˚C Reference
155.0   Shcherbakova et al. (2016)
155.0 200.0 (W) Arc-lamp Widefield HeLa Shcherbakova et al. (2016)
490.0 200.0 (W) Arc-lamp Widefield HeLa 23.0 Matlashov et al. (2020)

miRFP670 Sequence

miRFP670 was derived from miRFP670v1 with the following mutations: S20C

GenBank: AOD74926


No excerpts have been added for miRFP670
Excerpts are snippets from publications that capture key information about this protein that does not easily fit into one of the existing fields (such as a summary, motivation, or observation).

Primary Reference

Additional References

  1. How to Increase Brightness of Near-Infrared Fluorescent Proteins in Mammalian Cells

    Shemetov Aa, Oliinyk Os, Verkhusha Vv

    (2017). Cell Chemical Biology, 24(6) , 758-766.e3. doi: 10.1016/j.chembiol.2017.05.018. Article   Pubmed

External Resources

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