Comparison List


W2 is a basic (constitutively fluorescent) cyan fluorescent protein published in 1996, derived from Aequorea victoria.

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Aggregation Organism Molecular Weight Cofactor
Dimer Aequorea victoria 26.8 kDa -


Ex λ Em λ EC (M-1 cm-1) QY Brightness pKa Maturation (min) Lifetime (ns)
432 480 10,000 0.71 7.1      


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W2 Sequence

W2 was derived from CFP with the following mutations: I123V/Y145H/H148R/M153T/V163A/N212K



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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

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