Recombinant Murine Persephin
Recombinant Murine Persephin
Product Specifications
UniProt
O70300
Source
Escherichia coli
Endotoxin
Less than 0.1 EU/ug of rMuPersephin as determined by LAL method.
Purity
> 95 % by SDS-PAGE and HPLC analyses.
Bioactivity
Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using human TT medullary thyroid cancer cells is less than 0.1 ng/ml, corresponding to a specific activity of > 1.0 x107 IU/mg.
Form
Lyophilized from a 0.2 μm filtered concentrated solution in 30 % ACN, 0.1 % TFA, 150 mM NaCl.
Molecular Weight
Approximately 20.7 kDa, a disulfide-linked homodimer of two 96 amino acid polypeptide chains.
Storage Conditions
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.- 12 months from date of receipt, -20 to -70 °C as supplied.- 1 month, 2 to 8 °C under sterile conditions after reconstitution.- 3 months, -20 to -70 °C under sterile conditions after reconstitution.
Notes
For research use only.
AA Sequence
ALAGSCRLWS LTLPVAELGL GYASEEKVIF RYCAGSCPQE ARTQHSLVLA RLRGRGRAHG RPCCQPTSYA DVTFLDDQHH WQQLPQLSAA ACGCGG
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