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| Catalog No. | Product Name | Size | List Price (US$) | Quantity |
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Conditions of optimal DARS Enzyme performance should be determined experimentally by the investigator.
Price/availability/specifications subject to change without notice. Unless otherwise indicated, our catalog and customized products are for research use only and not intended for human or animal diagnostic or therapeutic use.
Phone: 1-617-401-8149
Fax: 1-617-606-5019
Email: message@sydlabs.com
Or leave a message with a formal purchase
order (PO) Or credit card.
Introduction
DARS uses a 2 step reaction to catalyze the specific attachment of an amino acid to its cognate tRNA: the amino acid (AA) is first activated by ATP to form AA-AMP and then transferred to the acceptor end of the tRNA.
BP002781-ENZ-591: Recombinant Human Aspartyl-tRNA Synthetase (DARS) Enzyme
Source: E. coli-derived.
A single polypeptide chain containing 521 amino acids (1-501) and having a molecular mass of 59.3 kDa. DARS is fused to a 20 amino acid His-tag at N-terminus.
Purity: > 85% as determined by SDS-PAGE.
Formulation: The DARS solution (1 mg/ml) contains 20 mM Tris-HCl buffer (pH 8.0), 150 mM Nacl, 1 mM DTT and 40% glycerol.
Shipping: The product is shipped with ice pack. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage: Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
12 months from date of receipt, -20 to -70°C as supplied.
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