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Merck
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SRP0705

Sigma-Aldrich

IFNA4

recombinant

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About This Item

Código UNSPSC:
12352202
NACRES:
NA.32

recombinante

expressed in E. coli

Ensayo

70-95% (SDS-PAGE)

Formulario

lyophilized powder

mol peso

~19.6 kDa

nº de acceso

P05014

Condiciones de envío

dry ice

temp. de almacenamiento

−70°C

Información sobre el gen

human ... IFNA4(3441)

Acciones bioquímicas o fisiológicas

Recombinant Human IFNA4 was expressed in E. coli cells. All known subtypes of IFN- alpha show the same antiviral antiparasitic, antiproliferative activities. IFN-alpha forms are produced by monocytes/macrophages, lymphoblastoid cells, fibroblasts, and a number of different cell types following induction by viruses, nucleic acids, glucocorticoid hormones, and low-molecular weight substances. All IFN-alpha subtypes possess a common conserved sequence region between amino acid positions 115-151 while the amino-terminal ends are variable. Many IFN-alpha subtypes differ in their sequences at only one or two positions. IFN-alpha and IFN-beta are thought to bind to the same receptor. Signal transduction mechanisms elicited after binding of IFN-alpha to its receptors involves tyrosine phosphorylation (see also: PTK; protein tyrosine kinase) of various non-receptor tyrosine kinases belonging to the Janus kinases.

Reconstitución

Formulated as a lyophilized protein from a 0.2 um filtered solution in Tris and NaCl, pH 8.0. Upon reconstitution, working aliquots can be stored at 2-8°C for one month, or at -20°C for six months, with a carrier protein without detectable loss of activity.

Almacenamiento y estabilidad

The lyophilized protein is stable for at least one year from date of receipt at -70°C. Upon reconstitution, this cytokine can be stored in working aliquots at 2-8°C for one month, or at -20°C for six months, with a carrier protein without detectable loss of activity. Avoid repeated freeze/thaw cycles.

Código de clase de almacenamiento

10 - Combustible liquids

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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