SKU: 19401478759

NFKB1 Protein, Human

Sale price$144.00 Regular price$160.00
Save 10%

Pay in installments of $40.00 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 27 - Oct 2

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

NFKB1 Protein, HumanProduct Specification Species Human Synonyms Nuclear factor NF kappa B p105 subunit, DNA binding factor KBF1, EBP 1, Nuclear factor of kappa light polypeptide gene enhancer in B cells 1 Accession P19838 Amino Acid Sequence Met1 Gly434 Expression System E. coli Molecular Weight 50 55 kDa (Reducing) Purity >95% by SDS PAGE & HPLC. Endotoxin <0. 1EU g Conjugation Unconjugated Tag No Tag Physical Appearance Lyophilized powder Storage Buffer 20mM Tris,

Product Specification


Species Human
Synonyms Nuclear factor NF-kappa-B p105 subunit, DNA-binding factor KBF1, EBP-1, Nuclear factor of kappa light polypeptide gene enhancer in B-cells 1
Accession P19838
Amino Acid Sequence

Met1-Gly434

Expression System E.coli
Molecular Weight

50-55 kDa (Reducing)

Purity >95% by SDS-PAGE & HPLC.
Endotoxin <0.1EU/μg
Conjugation Unconjugated
Tag No Tag
Physical Appearance Lyophilized powder
Storage Buffer

20mM Tris, 150mM NaCl, pH8.0

Reconstitution

Reconstitute at 0.1-1 mg/ml according to the size in ultrapure water after rapid centrifugation.

Stability & Storage

·12 months from date of receipt, lyophilized powder stored at -20 to -80℃.
·3 months, -20 to -80℃ under sterile conditions after reconstitution.
·1 week, 2 to 8℃ under sterile conditions after reconstitution.
·Please avoid repeated freeze-thaw cycles.

Reference

Cell. 2008 Feb 8;132(3):344-62.
Nat Rev Cancer. 2012 Jan 19;12(2):121-32.

Background

The NFKB1 gene, located on human chromosome 4q24, encodes the nuclear factor NF-κB p105 subunit (also termed EBP-1), a 105 kDa precursor protein that undergoes proteasome-mediated processing to generate the mature p50 subunit. NFKB1 functions as a pleiotropic transcription factor ubiquitously expressed across nearly all human cell types, serving as the terminal effector of diverse signal transduction cascades initiated by inflammatory cytokines, pathogens, oxidative stress, and mitogenic stimuli. The protein exhibits dual functional roles: (1) cytoplasmic sequestration of NF-κB complexes through its ankyrin repeat-rich C-terminal domain, and (2) generation of the DNA-binding p50 subunit that forms homodimers or heterodimers with Rel family members (e.g., p65/RELA) to regulate transcription of genes governing immune responses, inflammation, cell proliferation, survival, and apoptosis. NFKB1 activation involves IκB kinase (IKK)-mediated phosphorylation and degradation of inhibitory IκB proteins, enabling nuclear translocation of NF-κB dimers and binding to κB enhancer elements in target gene promoters.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 19401478759

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.0 ★★★★★
Based on 30 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
M
Verified Purchase
Memphis Tigers 🐯
Fort Morgan, US
★★★★★ 5
Amazing WDT Tool!
Color: Black
This WDT tool instantly improved the evenness of my puck prep, and the difference in my shots was obvious. The ultra‑fine needles fluff the grounds perfectly without creating channels. It has a nice weight to it and feels like a real upgrade compared to cheaper plastic options.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 7, 2026
L
Verified Purchase
Lisa Moore
Fort Morgan, US
★★★★★ 5
Has upped our coffee game :)
Color: Sliver, Color: Sliver
EDIT: Well, 2 months later, this is still performing okay, however some of the needles have gotten slightly bent, causing it to seem loose and wobbly as they rotate within their opening. . Not a great aspect of this design. If you loosen the head straighten any bent needles, it does help a little bit. So far so good. It’s made a little difference in our coffee. We buy espresso beans and so we really pay attention to the way the espresso acts from cup to cup. We notice that after using this tool our coffee is a little sweeter, probably because the way the grounds are so evenly distributed and the little channels that the wires create. Easy to use, store, and keep clean. And it’s cute on the counter!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 11, 2025
F
Verified Purchase
FINO
Alexandria, US
★★★★★ 5
Big Improvement in Espresso Consistency
Color: Black
This WDT tool made a noticeable difference in the quality of my espresso shots. The needles are thin enough to break up clumps and create a very even coffee bed, and the distribution feels smooth and controlled. Build quality is solid, the handle feels comfortable, and it’s easy to clean. I’ve gotten more consistent extractions and better flavor since using it. For anyone looking to upgrade their espresso workflow, this is a simple but very effective tool. Definitely worth it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 8, 2025
V
Verified Purchase
Vincent DiBona
Lowell, US
★★★★★ 5
Impressed
Color: Black
I rarely give 5 star reviews. This product deserves it. A lot of thought has gone into the design. First, the material of it is quite good, metal. It has a contoured and knurled top for ease of use and good grip without being "grippy". The recepticle has little brushes inside which I think is unique to this product. Will those brushes created a problem in the future? I don't know. But there must be a way to clean out the coffee dust at some point. An air blower? Until now I had been using a home-made WDT with acupuncuture needles drilled into a cork. When I used the Nessus WTD I could immediately feel a difference as I stirred the grounds. While I have only made two double-shots so far, there was noticeably less channeling that I had before (I use a bottomless portafilter exclusively). Actually I had no channeling, but initially two streams that mergedi into one in about 3 seconds, so pretty good compared to what I had before. Nothing much more to say except the price was quite good compared to other WDT's. Even though I haven't used this product more than a few times, I can, at least at first blush, recommend it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 9, 2026
T
Verified Purchase
Tony
Massapequa, US
★★★★★ 5
Works well out of the box, and better with a tweak.
Color: Black, Color: Black
This is a solid, well-made WDT tool that does exactly what it’s supposed to do — and gives you room to fine-tune it to your preference. The build quality feels good in the hand, and it works well right out of the box. A big plus is that it comes with extra needles, which makes it easy to change out bend needles or customize. I found that removing some of the needles actually improved usability for me. With all nine installed, it tended to push grounds around too aggressively. I’m currently running just 3 needles, and that setup works much better for gently breaking up clumps and distributing grounds without pushing or spilling coffee over the basket. Once dialed in, it’s been very effective and consistent. Overall, this is a great tool from TIVERAIN. If you like dialing in your workflow and want control over how aggressive your WDT is, this one is a great option.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 6, 2026

recommand products