Membrane-impermeant calcium indicator that can be loaded into cells via microinjection or scrape loading.
- Kd: 250 nM
- λEx/λEm (no Ca2+) = 349/482 nm
- λEx/λEm (high Ca2+) = 331/398 nm
- λµ (349 nm, no Ca2+) = 34,000 M-1cm-1
- Light yellow solid soluble in DMSO
- Store at 4°C and protect from light, especially in solution
- MW: 840