SKU: 5351201463

IL-2 Protein, Rat

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Description

IL-2 Protein, RatProduct Specification Species Rat Synonyms Interleukin 2; IL 2; T cell growth factor; TCGF; Aldesleukin; IL2 Accession P17108 Amino Acid Sequence Ala21 Gln155 ,at the C terminus 6His tag Expression System HEK293 Molecular Weight 14 16 KDa, reducing conditions Purity >95% by SDS PAGE Endotoxin <1EU g Conjugation Unconjugated Tag His Tag Physical Appearance Liquid Storage Buffer 5mM NaH2PO4, 5mM Citric acid, 150mM NaCl, pH 4. 0. Stability & Storage

Product Specification


Species Rat
Synonyms Interleukin-2; IL-2; T-cell growth factor; TCGF; Aldesleukin; IL2
Accession P17108
Amino Acid Sequence

Ala21-Gln155 ,at the C-terminus 6His tag

Expression System HEK293
Molecular Weight

14-16 KDa, reducing conditions

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

5mM NaH2PO4, 5mM Citric acid, 150mM NaCl, pH 4.0.

Stability & Storage

Store at ≤-70°C, stable for 6 months after receipt.
Store at ≤-70°C, stable for 3 months under sterile conditions after opening.
Please minimize freeze-thaw cycles.

Background

Interleukin-2(IL-2)is a O-glycosylated four α-helix bundle cytokine that has potent stimulatory activity for antigenactivated T cells. It is expressed by CD4+ and CD8+ T cells, γδ T cells, B cells, dendritic cells, and eosinophils. Mature rat IL-2 shares 66% and 73% amino acid sequence identity with human and mouse IL-2,respectively. The receptor for IL-2 consists of three subunits that are present on the cell surface in varying preformed complexes. IL-2 is a powerful immunoregulatory lymphokine produced by T-cells in response to antigenic or mitogenic stimulation. IL-2/IL-2R signaling is required for T-cell proliferation and other fundamental functions that are essential for the immune response. IL-2 stimulates growth and differentiation of B-cells, NK cells, lymphokine-activated killer cells, monocytes, macrophages and oligodendrocytes.

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Exchange/Return Notes
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SKU: 5351201463

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4.3 ★★★★★
Based on 15 reviews
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A
Verified Purchase
Amazon Customer
Dallas, US
★★★★★ 3
Black and white plaid pants
I recommend ordering one size up from your regulary size.This product is smaller than my actual paint size. When buying this product remember to order one size up from your normal size.
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Reviewed in the United States on September 6, 2025
J
Verified Purchase
Jim Q
Massapequa, US
★★★★★ 5
Perfect Squidward Pants
Color: Aqua, Size: 34, Color: Aqua, Size: 34
If you’ve ever wanted to channel your inner Squidward Tentacles, these pants are an absolute must for your costume. They’re the ideal blend of comfort and style, with just the right amount of “meh” that screams Squidward in the best possible way. Fit and Comfort The pants are designed for ultimate comfort—just the right balance between relaxed and structured. They’re not too tight, which is perfect for anyone who wants to lounge around in true Squidward fashion. Plus, they have an easy, breezy fit that’ll let you sit at your “couch” for hours, begrudgingly watching the world go by—just like Squidward himself. The Look These pants nail the Squidward aesthetic. The neutral color (a perfect, unassuming beige or taupe) gives off that “I’m here, but I’m not excited about it” vibe, which Squidward fans will immediately recognize. The waistband sits comfortably at the natural waist, and the straight-leg cut gives you that ‘I’m-about-to-bore-you-with-my-monologue’ look. Perfect for the Costume When it comes to costumes, attention to detail is key, and these pants hit the mark. They’ve got that slightly too-perfectly-average vibe that’s Squidward in a nutshell. Whether you’re pairing them with a simple short-sleeved shirt for a quick DIY look or going full costume mode with a wig and clarinet, these pants are the foundation of any Squidward ensemble. Versatility While they’re ideal for a Squidward costume, they also function as perfectly mundane pants for any occasion where you want to blend in, exude minimal enthusiasm, and avoid doing anything that requires effort. They’re just the right kind of forgettable to fit with any everyday outfit, in case you feel like giving a nonchalant, “I’m fine, thanks” at your next casual gathering. Verdict: These pants aren’t just the cornerstone of a perfect Squidward costume—they embody the very essence of Squidward himself: stylishly indifferent, effortlessly bland, and somehow still perfect. Five stars for bringing Squidward’s look to life in the most comfortable, “meh” way possible.
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Reviewed in the United States on December 26, 2024
R
Verified Purchase
RJB
Los Angeles, US
★★★★★ 5
Perfect red dress pants
Color: Red, Size: 32
These pants are legit! I got them as a backup to an American flag suit but they are my go-to red pants now. Very vibrant red, well made and good price. The length is purfecttt. I was worried they would be tight but the waist stretches and they look snd feel great on me.
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Reviewed in the United States on January 3, 2026
R
Verified Purchase
romaningo smith
San Leandro, US
★★★★★ 5
He like them
Color: Red, Size: 42, Color: Red, Size: 42
Really nice too big in the waist
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Reviewed in the United States on January 8, 2026
S
Verified Purchase
Shea
Louisville, US
★★★★★ 4
Good
Color: White, Size: 40
Looked nice but had to return no longer needed. Didn’t arrive as promised. Sizing was good. Value is ok.
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Reviewed in the United States on December 24, 2025

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