Comparison List


phiLOV2.1 is a basic (constitutively fluorescent) cyan fluorescent protein published in 2021, derived from Arabidopsis thaliana. It has very low acid sensitivity. It requires the cofactor flavin for fluorescence.
Oligomerization Organism Molecular Weight Cofactor
Monomer Arabidopsis thaliana 12.7 kDa Flavin

FPbase ID: T33XW


Ex λ Em λ EC (M-1 cm-1) QY Brightness pKa Maturation (min) Lifetime (ns)
451 501 13,500 0.2 2.7 3.0    


No photostability measurements available ... add one!

phiLOV2.1 Sequence

GenBank: AUS83262


No excerpts have been added for phiLOV2.1
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. Structural Tuning of the Fluorescent Protein iLOV for Improved Photostability

    Christie Jm, Hitomi K, Arvai As, Hartfield Ka, Mettlen M, Pratt Aj, Tainer Ja, Getzoff Ed

    (2012). Journal of Biological Chemistry, 287(26) , 22295-22304. doi: 10.1074/jbc.m111.318881. Article

External Resources

Change history

Something missing or incorrect? Submit a change Submit a change