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Safety Information

SRP0240

Sigma-Aldrich

EGFR (L858R) Active human

recombinant, expressed in baculovirus infected insect cells, ≥70% (SDS-PAGE)

Synonym(s):

ERBB1, Epidermal growth factor receptor, HER1, PIG61, Proto-oncogene c-ErbB-1

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About This Item

UNSPSC Code:
12352200

biological source

human

recombinant

expressed in baculovirus infected insect cells

Assay

≥70% (SDS-PAGE)

form

aqueous solution

mol wt

88 kDa

packaging

pkg of 10 μg

concentration

>0.02 mg/mL

NCBI accession no.

UniProt accession no.

shipped in

dry ice

storage temp.

−70°C

Gene Information

human ... EGFR(1956)

General description

Human EGFR L858R (GenBank Accession No. NM_005228), (amino acids 668-1210) with N-terminal GST tag, MW = 88 kDa, expressed in baculovirus expression system.

Application

Useful for the study of enzyme kinetics, screening inhibitors, and selectivity profiling.

Unit Definition

One unit is defined as the amount of enzyme that will phosphorylate 1 pmol of Tyr substrate per minute at pH 7.4 and 30°C.

Physical form

Formulated in 25 mM Tris-HCl, pH 8.0, 138 mM NaCl, 0.05% Tween-20, 50% glycerol and 3 mM DTT.

Preparation Note

Thaw on ice. Upon first thaw, briefly spin tube containing enzyme to recover full content of the tube. Aliquot enzyme into single use aliquots. Store remaining undiluted enzyme in aliquots at -70°C. Note: Enzyme is very sensitive to freeze/thaw cycles.

Regulatory Information

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