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Cat.No.:PKSH033135
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Synonyms | Transcription Initiation Factor IIB;General Transcription Factor TFIIB;S300-II;GTF2B;TF2B;TFIIB |
Species | Human |
Expression_host | E.coli |
Sequence | Met 1-Leu316 |
Accession | Q00403 |
Mol_Mass | 61.6 kDa |
AP_Mol_Mass | 62 kDa |
Tag | N-GST |
Purity | > 80 % as determined by reducing SDS-PAGE. |
Endotoxin level | < 1.0 EU per μg of the protein as determined by the LAL method. |
Storage | Generally, lyophilized proteins are stable for up to 12 months when stored at -20 to -80℃. Reconstituted protein solution can be stored at 4-8℃ for 2-7 days. Aliquots of reconstituted samples are stable at < -20℃ for 3 months. |
Shipping | This product is provided as lyophilized powder which is shipped with ice packs. |
Formulation | Lyophilized from a 0.2 μm filtered solution of 20mM Tris-HCl, 100mM NaCl, pH 8.0. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization. Please refer to the specific buffer information in the print |
Reconstitution | Please refer to the printed manual for detailed information. |