SKU: 46124888840

Human IL-12B(p40) Protein, His tag

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Description

Human IL-12B(p40) Protein, His tagProduct Specification Species Human Synonyms Interleukin 12 subunit beta, IL 12B, Cytotoxic lymphocyte maturation factor 40 kDa subunit, CLMF p40, IL 12 subunit p40, NK cell stimulatory factor chain 2, NKSF2 Accession P29460 Amino Acid Sequence Protein sequence (P29460, Ile23 Ser328, with C His Tag)

Product Specification


Species Human
Synonyms Interleukin-12 subunit beta, IL-12B, Cytotoxic lymphocyte maturation factor 40 kDa subunit, CLMF p40, IL-12 subunit p40, NK cell stimulatory factor chain 2, NKSF2
Accession P29460
Amino Acid Sequence

Protein sequence (P29460, Ile23-Ser328, with C-His Tag) IWELKKDVYVVELDWYPDAPGEMVVLTCDTPEEDGITWTLDQSSEVLGSGKTLTIQVKEFGDAGQYTCHKGGEVLSHSLLLLHKKEDGIWSTDILKDQKEPKNKTFLRCEAKNYSGRFTCWWLTTISTDLTFSVKSSRGSSDPQGVTCGAATLSAERVRGDNKEYEYSVECQEDSACPAAEESLPIEVMVDAVHKLKYENYTSSFFIRDIIKPDPPKNLQLKPLKNSRQVEVSWEYPDTWSTPHSYFSLTFCVQVQGKSKREKKDRVFTDKTSATVICRKNASISVRAQDRYYSSSWSEWASVPCS
Expression System HEK293
Molecular Weight Predicted MW: 36.4 kDa Observed MW: 40, 45 kDa
Purity ＞95% by SDS-PAGE
Endotoxin <1EU/μg
Conjugation Unconjugated
Physical Appearance Lyophilized Powder
Storage Buffer

Lyophilized from a 0.2 μm filtered solution of 0.2M PBS, pH7.4 with 3% trehalose.
Reconstitution Reconstitute no more than 1 mg/mL according to the size in deionized water after rapid centrifugation.
Stability & Storage

12 months from date of receipt, -20 to -70 °C as supplied.
6 months, -20 to -70 °C under sterile conditions after reconstitution.
1 week, 2 to 8 °C under sterile conditions after reconstitution.
Please avoid repeated freeze-thaw cycles.

Background

Subunit beta of interleukin 12 (also known as IL-12B, natural killer cell stimulatory factor 2, cytotoxic lymphocyte maturation factor p40, or interleukin-12 subunit p40) is a protein subunit that in humans is encoded by the IL12B gene. IL-12B is a common subunit of interleukin 12 and interleukin 23. This cytokine is expressed by activated macrophages that serve as an essential inducer of Th1 cells development. This cytokine has been found to be important for sustaining a sufficient number of memory/effector Th1 cells to mediate long-term protection to an intracellular pathogen.

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Exchange/Return Notes
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SKU: 46124888840

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4.4 ★★★★★
Based on 21 reviews
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Verified Purchase
terrydodson
Louisville, US
★★★★★ 5
For the price it’s a really good yoga Matt
Color: Blue, Style: 1/2 Inch
For the price it’s not bad. I use for multiple things, not just yoga, it’s nice and thick I used it to lay on the floor and fix my table and gaming chair and to get under hard to reach places when I don’t want lay directly on the floor. it’s soft enough not to hurt my back very well put together strong material.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 28, 2026
D
Verified Purchase
Danny B.
Los Angeles, US
★★★★★ 5
This is a nice mat for floor exercises.
Color: Aqua, Style: 1-Inch
I had some lower back issues and went to physical therapy. I used this mat for my floor stretches and exercises at home along with my big rubber ball. It made the floor work so much more comfortable. Beware of the smell. When I unroll it I still smell that “memory foam” odor, which takes some getting used to. I aired it out as instructed, twice, and it persists. It’s a wonderful mat so the odor is not a deal breaker. I’d buy it again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
K
Verified Purchase
Karla Lara
Omaha, US
★★★★★ 5
Maximum joint comfort and durability
Color: Pink, Style: 1/2 Inch
I absolutely loved the color, and it offers incredible cushioning without sacrificing stability during balance poses. It is dense, doesn't lose its shape, and springs back instantly. The materials are high-quality, and it doesn't have that strong plastic smell that others often have. It is worth every penny for the comfort it provides.
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Reviewed in the United States on April 26, 2026
D
Verified Purchase
Dr. Manetta
Birmingham, US
★★★★★ 5
These sunglasses are such a great combination of style, comfort, and value.
Color: Going to Valhalla...witness\!, Color: Going to Valhalla...witness\!
I absolutely love these sunglasses. They’re lightweight, comfortable, and fit perfectly without constantly sliding down your face. The medium-sized frame is super flattering and works well for both workouts and everyday wear, which honestly makes them one of the most versatile pairs I own. The polarized lenses do a great job cutting glare, especially for driving, beach days, walks, and outdoor activities, and I appreciate that they still feel stylish instead of overly sporty. The quality is impressive for the price point, and they’re durable enough that I don’t panic about bringing them on trips, hikes, boat days, or throwing them in my bag. They’ve definitely become my go-to sunglasses for everything from walking the dog to vacations to casual everyday errands. Cute, functional, affordable, and surprisingly high quality.
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Reviewed in the United States on May 19, 2026
K
Verified Purchase
kate
Lake Worth, US
★★★★★ 5
Impressed! Perfect for summer
Color: Phoenix at a Bloody Mary Bar V3
These sunglasses are spectacular, i am very impressed for the price point. Affordable, good quality, lightweight, and fit perfectly! I have very sensitive eyes, so I have to be very picky about the sunglasses I wear, usually having to spend $$ for a good pair. These pass the test, at a fraction of the cost. The lenses are polarized and block the sun fairly well. Wore these on a walk as soon as I bought them, and I am already wanting to buy another pair!! definitely recommend, if you are looking for something that is sleek, but fun. Can also be a great gift!! Love the variety of color options!
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Reviewed in the United States on April 10, 2026

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