Biotin-4-fluorescein
Biotin-4-fluorescein (N-(5-aminopentyl)biotinamide, trifluoroacetic acid salt) has been reported to be a superior fluorescent biotin derivative for accurate measurement of avidin and streptavidin in crude biological samples. Binding of biotin to avidin and streptavidin is high affinity, fast and noncooperative.
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Product Description
Biotin-4-fluorescein (N-(5-aminopentyl)biotinamide, trifluoroacetic acid salt) has been reported to be a superior fluorescent biotin derivative for accurate measurement of avidin and streptavidin in crude biological samples. Binding of biotin to avidin and streptavidin is high affinity, fast and noncooperative.
- λEx/λ Em = 494/523 nm
- Yellow solid soluble in DMSO, or pH>7 buffers
- Store at -10 °C to -35 °C and protect from light
- C33H32N4O8S
- MW: 644.7
References
1. Biochim Biophys Acta 1427, 33 (1999).
2. Biochim Biophys Acta 1427, 44 (1999).