Products

Synonyms
SIGLEC9, Sialic acid-binding Ig-like lectin 9, Protein FOAP-9, CD329

Source　
Escherichia coli-derived human Siglec-9 protein

Expression_host　
Escherichia coli

Sequence　
Gln18-His144

Accession　
Q8TCE9  

Mol_Mass
15.7 kDa

Tag　
C-terminus His-tag

Bio_Activity　
Measured by its ability to interact with fixed K562 cell using a concentration range of 2.0-25 μg/mL.

Purity
> 90 % as determined by reducing SDS-PAGE.

Endotoxin level
< 1 EU/μg determined by the LAL method

Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 week, 2 to 8 °C under sterile conditions after reconstitution.
- 1 month, -20 to -70 °C under sterile conditions after reconstitution.
(The stability trail is still ongoing)

Shipping
This product is shipped with dry ice.

Formulation
Lyophilized from filtered 20 mM sodium phosphate (pH 7.4), 40mM NaCl, 5% trehalose, 1 mM DTT

Reconstitution
Reconstitute at 500 μg/mL in sterile deionized water.