SKU: 80440741947

SARS-CoV-2 RBD, His Tag

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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22

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Description

SARS-CoV-2 RBD, His TagProduct Specification Species SARS CoV 2 Accession P0DTC2 Amino Acid Sequence RVQPTESIVRFPNITNLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCY GVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLPDDFTGCVIAWNSNN LDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPT NGVGYQPYRVVVLSFELLHAPATVCGPKKSTNLVKNKGGGGSHHHHHHHHHH. Expression System HEK293 Molecular Weight 26. 3 kDa (reducing) Purity 95% by SDS PAGE Endotoxin <1EU g Conjugation Unconjugated Physical

Product Specification


Species SARS-CoV-2
Accession P0DTC2
Amino Acid Sequence

RVQPTESIVRFPNITNLCPFGEVFNATRFASVYAWNRKRISNCVADYSVLYNSASFSTFKCY GVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPGQTGKIADYNYKLPDDFTGCVIAWNSNN LDSKVGGNYNYLYRLFRKSNLKPFERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPT NGVGYQPYRVVVLSFELLHAPATVCGPKKSTNLVKNKGGGGSHHHHHHHHHH.

Expression System HEK293
Molecular Weight 26.3 kDa (reducing)
Purity >95% by SDS-PAGE
Endotoxin <1EU/μg
Conjugation Unconjugated
Physical Appearance Lyophilized Powder
Storage Buffer 0.2M PBS, pH7.4
Reconstitution Reconstitute at less than 1 mg/mL according to the size in deionized water after rapid centrifugation.
Stability & Storage

Samples are stable for up to twelve months from date of receipt at -20℃ to -80℃ Store it under sterile conditions at -20℃ to -80℃. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.

Background

Sars-cov-2 (2019-NCOV) infects human respiratory epithelial cells through binding to human ACE2 receptors. Spike protein is a large type I transmembrane protein containing two subunits S1 and S2.S1 mainly contains a receptor binding domain (RBD), which is responsible for recognizing cell surface receptors. S2 contains the basic elements required for membrane fusion. S protein plays a key role in inducing neutralizing antibody and T cell responses as well as protective immunity. This product is the recombinant human SARS-CoV-2 RBD protein expressed from human 293 cells (HEK293).

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SKU: 80440741947

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4.7 ★★★★★
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lunaposas
Omaha, US
★★★★★ 5
LOVE LOVE.
Size: 7.5 Wide, Color: Beige
I love these shoes so much I had to write a review. So comfortable. Cushioned. Fits perfectly especially if you are more on the wide side. They are soft. Flexible. Easy slip ons you can walk around in all day. I want to try more colors.
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Reviewed in the United States on June 4, 2026
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Verified Purchase
Georgette Campbell
Fort Morgan, US
★★★★★ 5
Great buy
Size: 12 Wide, Color: Black Faux Leather
I absolutely love these Amazon Essentials Belice Ballet Flats! They are so comfortable right out of the box and fit my feet perfectly. I can wear them all day without my feet hurting, which is hard to find with flats sometimes. They’re also really cute and go with almost everything I wear. I find myself reaching for them all the time because they’re both comfy and pretty. Definitely a great everyday shoe, especially for the price!
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Reviewed in the United States on May 10, 2026
M
Verified Purchase
Michelle White
Battle Creek, US
★★★★★ 5
Loooove these shoes!
Size: 7.5 Wide, Color: Chestnut Brown Faux Leather
I have these in several colors, and they’ve become a true staple in my wardrobe. The Amazon Essentials Women's Belice Comfortable Slip-On Ballet Flats are exactly what I look for in an everyday shoe—simple, versatile, and comfortable right out of the box. The slip-on design makes them super convenient for busy days, and they pair effortlessly with everything from jeans to dresses to work outfits. They’re lightweight but still feel supportive enough for all-day wear, and I appreciate that they don’t require a break-in period. The fit is generally true to size, and the variety of colors makes it easy to stock up and rotate depending on the outfit. Overall, these are reliable, easy-to-wear flats that offer great value for the price. Not flashy, just consistently comfortable and practical—which is exactly why I keep coming back to them.
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Reviewed in the United States on June 5, 2026
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Verified Purchase
James E. McCampbell
Chelsea, US
★★★★★ 5
Has the look that they should cost more.
Size: 11.5 Wide, Color: Dark Turquoise
Comfortable and the fit is very comfortable. Looks great and extremely comfortable. Soft and light weight. Easy to put on. Sizing was perfect and the wide width is truly a wide. I’m coming back for more colors.
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Reviewed in the United States on June 1, 2026
S
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Scraps
Birmingham, US
★★★★★ 4
Good at price
Size: 9 Wide, Color: Sand
Fit a little small at my big toe but otherwise fit well. Heel rubbed slightly first 5 hour wear but no blister.
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Reviewed in the United States on May 9, 2026

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