TCEA2, Recombinant, Human, aa1-299, His-Tag (Transcription Elongation Factor A Protein 2 Isoform A, Transcription Elongation Factor A (SII), 2, TFIIS)

Catalog No : USB-137226
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Product name TCEA2, Recombinant, Human, aa1-299, His-Tag (Transcription Elongation Factor A Protein 2 Isoform A, Transcription Elongation Factor A (SII), 2, TFIIS)
Catalog No USB-137226
Supplier’s Catalog No 137226
Supplier US Biologicals
Source antigen Recombinant, E.coli
Reactivity
Cross reactivity
Applications
Molecular weight 36
Storage -20°C
Other names
Grade Highly Purified
Purity ~85% (SDS-PAGE)
Form Supplied as a liquid in 20mM Tris-HCl buffer, pH 8.0, 1mM DTT, 30% glycerol, 0.25M NaCl.
Reactivity life 6 months
Note For reserch purpose only
Purity ~85% (SDS-PAGE)
Description TCEA2 is found in the nucleus, where it functions as an SII class transcription elongation factor. Elongation factors in this class are responsible for releasing RNA polymerase II ternary complexes from transcriptional arrest at template-encoded arresting sites. The protein has been shown to interact with general transcription factor IIB, a basal transcription factor. Two transcript variants encoding different isoforms have been found for this gene. Source: Recombinant protein corresponding to human TCEA2, fused to His-tag at N-terminal expressed in E.coli. Molecular Weight: ~36kD (322aa) (MALDI-TOF) AA Sequence: MGSSHHHHHH SSGLVPRGSH MGSMMGKEEE IARIARRLDK MVTKKSAEGA MDLLRELKAM PITLHLLQST RVGMSVNALR KQSSDEEVIA LAKSLIKSWK KLLDASDAKA RERGRGMPLP TSSRDASEAP DPSRKRPELP RAPSTPRITT FPPVPVTCDA VRNKCREMLT AALQTDHDHV AIGADCERLS AQIEECIFRD VGNTDMKYKN RVRSRISNLK DAKNPDLRRN VLCGAITPQQ IAVMTSEEMA SDELKEIRKA MTKEAIREHQ MARTGGTQTD LFTCGKCRKK NCTYTQVQTR SSDEPMTTFV VCNECGNRWK FC Storage and Stability: May be stored at 4°C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.