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Recombinant human HEXB protein

Cat:P05888

Summary:

【Derived From】: E.coli
【Endotoxin】: Not measured
【Amino Acid】: 207-557aa
【Purity】: ≥85% by SDS-PAGE.
【Name】: HEXB
【Full Name】: hexosaminidase B (beta polypeptide)
【Uniprot】: P07686
【Gene ID】: 3074
【Species Reactivity】: Human Mouse Rat (Pig Cat)
【Mol Mass】: 38kDa
【Application】: Immunology research
【Purification】: NI-NTA affinity purification
【Bioactive】: N0
【Tag】: With a 6×His tag at the N/C-terminus.
【Concentration】: 1mg/ml by SDS-PAGE.

Store:

【Reconstitution】: Reconstituted protein solution can be diluted with distilled water. Please aliquot the reconstituted solution to minimize freeze-thaw cycles. (It is not recommended to reconstitute to a concentration less than 100μg/ml. Dissolve the lyophilized protein in distilled water.)
【Storage】: Reconstituted protein solution can be stored at 4-7℃ for 1-2 weeks, stored at < -20℃ for 1 year.
【Formulation】: Powder: Lyophilized from a 0.2 μm filtered solution of 2-8M Urea, 20mM Tris-HCl, 150mM NaCl, 1mM DTT, PH7.2-8.0.

Background:

Hydrolyzes the non-reducing end N-acetyl-D-hexosamine and/or sulfated N-acetyl-D-hexosamine of glycoconjugates, such as the oligosaccharide moieties from proteins and neutral glycolipids, or from certain mucopolysaccharides. The isozyme B does not hydrolyze each of these substrates, however hydrolyzes efficiently neutral oligosaccharide. Only the isozyme A is responsible for the degradation of GM2 gangliosides in the presence of GM2A. During fertilization is responsible, at least in part, for the zona block to polyspermy. Present in the cortical granules of non-activated oocytes, is exocytosed during the cortical reaction in response to oocyte activation and inactivates the sperm galactosyltransferase-binding site, accounting for the block in sperm binding to the zona pellucida (By similarity).

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