Recombinant Blue Fluorescent Protein antibody (Alexa Fluor 647)
Quick Overview for Recombinant Blue Fluorescent Protein antibody (Alexa Fluor 647) (ABIN6953240)
Target
Antibody Type
Fragment
Reactivity
Host
Clonality
Conjugate
Application
Clone
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Expression System
- E.coli
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Purpose
- Camelid sdAb anti-TagBFP conjugated with Alexa647, Clone 1H7
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Specificity
- Recognizes mTagBFP, mKate, mKate2, mTagRFP, mTagRFP657 and most common fluorescent proteins deriving from Entacmaea quadricolor
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Cross-Reactivity (Details)
- Does not cross-react with common GFP- or dsRed derivatives.
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Characteristics
- A dye conjugated alpaca single-domain antibody (sdAb), also referred to as VHH or nanobody. It is in the range of 15 kDa and 3 nm in molecular weight and size respectively. This means that sdAbs are ten times lighter and up to 5x smaller than a conventional IgG molecule. They can position a fluorophore up to 20 nm closer to the intended target than using conventional primary-secondary antibody complex detection.
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Purification
- The antibody produced in E.coli is derived from a single-domain antibody (sdAb) that recognizes fluorescent proteins deriving from Entacmaea quadricolor, such as mTagBFP, mTagRFP, mTagRFP657, and mKate with high affinity and specificity.
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Labeling Ratio
- a single fluorophore is coupled to exactly one sdAb
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Application Notes
- Recommended dilution 1:500
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Comment
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Each fluorophore is coupled to exactly one sdAb, which in turn binds to its target molecule in a monovalent fashion. The high binding affinity and a high coupling efficiency of > 95% guarantees a highly linear relation between target molecule number and fluorescent intensity. This enables you to directly count your target molecule of interest. The fluorophore is located exceptionally close to the recognized epitope (< 1.5 nm), which is ideal for all microscopy techniques.
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Restrictions
- For Research Use only
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Format
- Lyophilized
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Reconstitution
- Reconstitute with 50 % glycerol in deionized water. We recommend including 0.1 % sodium azide as a preservative if applicable.
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Concentration
- 5 μM
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Buffer
- lyophilized from PBS pH7.4 with 2% BSA (US-Origin)
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Handling Advice
- Protect from light!
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Storage
- -20 °C,-80 °C
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Storage Comment
- Up to 3 months store at -20 °C. Up to 12 months store at -80 °C or below
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Expiry Date
- 12 months
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- Blue Fluorescent Protein (BFP)
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Alternative Name
- TagBFP
Target
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