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E2511

ExtrAvidin®

essentially salt-free, lyophilized powder

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A voi/SKUDisponibilitàPrezzo
1 mg
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121,00 €
102,85 €
5 mg
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986,00 €

Informazioni su questo articolo

UNSPSC Code:
12352203
NACRES:
NA.46
MDL number:
Form:
essentially salt-free, lyophilized powder

102,85 €

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form

essentially salt-free, lyophilized powder

Quality Segment

technique(s)

dot blot: suitable, immunohistochemistry: suitable, indirect ELISA: suitable, radioimmunoassay: suitable

shipped in

wet ice

storage temp.

2-8°C

Application

ExtrAvidin® has been used to tetramerize aliquots to generate HLA-A2 tetramers.

Biochem/physiol Actions

Binding Activity: at least 10 μg biotin per mg
ExtrAvidin® is prepared from egg white avidin. It is a tetrameric protein containing four high affinity binding sites for biotin. It combines the high specific activity of avidin with the low background staining of streptavidin, a biotin binding protein produced by the bacteria Streptomyces avidinii. It binds biotin with the high affinity of egg white avidin, however, it does not exhibit the unwanted non-specific binding reported for egg white avidin at physiological pH, such as the staining of mast cells.

Other Notes

A modified form of affinity purified egg white avidin.

Legal Information

ExtrAvidin is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Questo articolo
U6253M1882T1143
ExtrAvidin® essentially salt-free, lyophilized powder

Sigma-Aldrich

E2511

ExtrAvidin®

technique(s)

dot blot: suitable, indirect ELISA: suitable, radioimmunoassay: suitable, immunohistochemistry: suitable

technique(s)

western blot: suitable

technique(s)

MALDI-MS: suitable

technique(s)

mass spectrometry (MS): suitable

form

essentially salt-free, lyophilized powder

form

essentially salt-free, lyophilized powder

form

essentially salt-free, lyophilized powder

form

essentially salt-free, lyophilized powder

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

−20°C

storage temp.

−20°C

shipped in

wet ice

shipped in

-

shipped in

-

shipped in

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200


Classe di stoccaggio

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Lot/Batch Number

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Domande

  1. Hello, What is the MW of extravidin?

    1 risposta
    1. The molecular weight of ExtrAvidin® is 73 kDa.

      Utile?

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