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Tubulin MAP-rich (porcine brain)

貨號 ML116-A 售價(元) 1601
規(guī)格 1 x 1 mg CAS號
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Product Uses Include:

Studying the effects of MAPs on microtubule dynamics

Studying the binding sites between MAPs and tubulin.

Studying the effects of anti-microtubule drugs on microtubule polymerization.

Material:
       Tubulin and microtubule associated proteins (MAPs) has been purified from porcine brain by an adaptation of the method of Shelanski et al. (1). Tubulin is supplied as a white lyophilized powder. The protein composition is approximately 70% tubulin (55 kDa heterodimer) and 30% MAPs. The MAPs in this product act to stabilize microtubules and to enhance tubulin polymerization. MAP rich tubulin can polymerize efficiently at 1-2 mg/ml.
MAP-rich tubulin is also available from a bovine source (Cat. # ML113).

Purity:
       Purity is determined by scanning densitometry of proteins on SDS-PAGE gels. Samples are approximately 70% tubulin and 30% MAPs.

Biological Activity:
       One unit of MAP-rich tubulin is defined as 5.0 mg of protein (as determined by the Precision Red Protein Assay Reagent, Cat. # ADV02). MAP-rich tubulin will polymerize efficiently at protein concentrations above 1mg/ml and temperatures above 24°C.

References:

       Shelanski M. L., et al. (1973). Proc. Natl. Acad. Sci. USA. 70, 765-768

 

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