Human NRG1 protein (Active)

SKU: orb359182

Description

This Human NRG1 protein (Active) spans the amino acid sequence from region 177-241aa. Purity: > 97% as determined by SDS-PAGE and HPLC.

Research Area

Cancer Biology

Images & Validation

• Application Notes:
  We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20℃/-80℃. Our default final concentration of glycerol is 50%. Customers could use it as reference.

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Key Properties

• Source: E.Coli
• Biological Origin: Homo sapiens (Human)
• Biological Activity: Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using serum free human MCF-7 cells is less than 40 ng/ml, corresponding to a specific activity of ＞ 2.5 x 10 ^ 4 IU/mg.
• Tag: Tag-Free
• Expression Region: 177-241aa
• Protein Length: Partial
• Endotoxins: Less than 1.0 EU/μg as determined by LAL method.
• MW: 7.4 kDa
• Purity: > 97% as determined by SDS-PAGE and HPLC.
• Protein Sequence: SHLVKCAEKEKTFCVNGGECFMVKDLSNPSRYLCKCQPGFTGARCTENVPMKVQNQEKAEELYQK

Storage & Handling

• Storage: The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20℃/-80℃. The shelf life of lyophilized form is 12 months at -20℃/-80℃.
• Form/Appearance: Lyophilized powder
• Buffer/Preservatives: Lyophilized from a 0.2 μm filtered 20 mM PB, pH 6.0, 150 mM NaCl
• Expiration Date: 6 months from date of receipt.
• Disclaimer: For research use only

Alternative Names

Pro-NRG1, ARIA, Breast cancer cell differentiation factor p45, Glial growth factor, Heregulin

Quick Database Links

UniProt

Q02297