SKU: 57924029723

IL-31 His Tag Protein, Human

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Description

IL-31 His Tag Protein, HumanProduct Specification Species Human Accession Q6EBC2 Amino Acid Sequence Ser24 Thr164, with N His Tag Expression System HEK293 Molecular Weight Predicted MW: 17. 5 kDa Observed MW: 20 kDa Purity >95% by SDS PAGE Endotoxin <1EU g Conjugation Unconjugated Tag His Tag Physical Appearance Lyophilized powder Storage Buffer 0. 2M PBS, pH7. 4 with 3% trehalose. Reconstitution Reconstitute no more than 1 mg mL according to the size in deionized water after

Product Specification


Species Human
Accession Q6EBC2
Amino Acid Sequence

Ser24-Thr164, with N-His Tag

Expression System HEK293
Molecular Weight

Predicted MW: 17.5 kDa Observed MW: 20 kDa

Purity >95% by SDS-PAGE
Endotoxin <1EU/μg
Conjugation Unconjugated
Tag His Tag
Physical Appearance Lyophilized powder
Storage Buffer

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

Interleukin-31 (IL-31) is a novel cytokine belonging to the IL-6 family, primarily produced by activated T helper 2 (Th2) cells and mast cells. It signals through a heterodimeric receptor composed of IL-31 receptor A (IL-31RA) and oncostatin M receptor β (OSMRβ), which is expressed on various cell types including sensory neurons, keratinocytes, and immune cells. IL-31 is a key mediator of pruritus (itch) in inflammatory skin diseases such as atopic dermatitis, psoriasis, and allergic conditions. Its signaling pathway promotes itch sensation, disrupts epidermal barrier function, and drives immune responses, making it a significant therapeutic target for chronic pruritic disorders.

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SKU: 57924029723

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4.4 ★★★★★
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Lilly
Omaha, US
★★★★★ 4
Works well, worth buying.
Color: Rechargeable with Storage Stand and Box - Black
Works really well. I wish the attachments were easier to get off without feeling like you are going to break them. I use a butter knife to pry it off carefully. I like having the case too, it works well if you need to travel with it.
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Reviewed in the United States on May 31, 2026
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Jill Maxon
New York, US
★★★★★ 5
Little but mighty
Color: Rechargeable with Storage Stand and Box - Black, Color: Rechargeable with Storage Stand and Box - Black
Love this Frother. It stays charged for a good amount of time. The different speed settings are nice. Love the different attachments as they come in handy for multiple options in the kitchen.
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Reviewed in the United States on June 6, 2026
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Sal
Massapequa, US
★★★★★ 5
CIRCLE JOY Rechargeable Handheld Milk Frother Wand with Stand
Color: Rechargeable with Storage Stand and Box - Black
My wife is very with the product. It does everything as described in the listing. It very powerful and comes with 3 attachments and a stand. Love the rechargeable convenience. Cleaning is a snap. Highly recommend it.
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Reviewed in the United States on May 17, 2026
M
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Mike from San Diego
San Leandro, US
★★★★★ 5
I love it!
Color: Black, Size: Rechargeable
This thing works great! It holds a charge for a long time. I love that it has different attachments. I use it mainly for mixing powder into my drinks. It is very powerful. The speed is adjustable too. It feels good to hold too. It lights up when you squeeze the trigger and when it starts losing charge, the light bar gets shorter. I highly recommend it.
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Reviewed in the United States on June 3, 2026
K
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KindleDiva
San Leandro, US
★★★★★ 5
Perfect all-around frother, stand keeps it nice and neat on the counter within easy reach.
Color: Black, Size: Rechargeable
Rechargeable, lightweight, variable speeds and optional whisks all make this the perfect item for your kitchen. You can quickly froth milk for your coffees, whip a small batch of whip cream, and even make mug cakes with the hook attachment. The price is very compatible with the competitors, but the ease of use makes this a top choice. The variable speeds makes it much better to control than the push button ones. When you let go of the pressure switch it turns off, no need for a dedicated on-off switch. Having the pressure switch on the top makes it extremely easy to use! It fits very comfortably in the hand and with the metal stand, looks quite nice on the counter, ready to use at any time. I highly recommend this InstaWhisk!
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Reviewed in the United States on May 28, 2026

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