FlicR2
Directed-evolution variant of FlicR1 with roughly doubled voltage sensitivity, retaining the red cpmApple fluorescent reporter.
Category: VSD-single FP · Published: 2018 · Nature Methods 2018
Dynamic Range: 5.3% ΔF/F per 100mV
Brightness: 0.18× vs ace2n-mneon
Research Papers (2)
- Fast, in vivo voltage imaging using a red fluorescent indicator — Kannan M, Vasan G, Huang C, Haziza S, Li JZ, Inan H, Schnitzer MJ, Pieribone VA, Nature Methods 2018
- A red-emitting, genetically encoded indicator for two-photon voltage recording in vivo — Yang S, McDonald AJ, Lu X, Villette V, Hakam N, Galdamez M, et al., bioRxiv 2026