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Product details

Human Cystatin B Recombinant Protein

Catalog number PROTP04080-50ug

Price for PROTP04080-50ug

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Size / count 50 µg

About this product

Human Cystatin B Recombinant Protein expressed in E. coli with His-tag. Sequence domain: 1-98aa. Application (s) : Enzyme Activity, SDS-PAGE. Endotoxin: < 1 EU per 1ug of protein (determined by LAL method) .

Specifications

Catalog number
PROTP04080-50ug
Size / count
50 µg
Dry ice
No
Hazardous
No
Discontinued
No
Synonyms
Cystatin-B, Stefin B, PME, CST6
Gene Name
CSTB
UniProt
P04080
Tag
His-Tag
Source
E. coli
Applications
Enzyme Activity, SDS-PAGE
Field of Research
Neuroscience
Purification
> 95% by SDS-PAGE
Concentration
1mg/mL (determined by Bradford assay)
Bioactivity
The IC50 value is < 3.0nM. The inhibitory function of Cystatin B on protease activity of papain was measured by a fluorometric assay using Z-FR-AMC at pH 7.5 at 25°C.
Form
Liquid
Storage Conditions
Can be stored at 2°C to 8°C for 1 week. For long-term storage, aliquot and store at -20°C to -80°C. Avoid repeated freeze-thaw cycles. (Ships with gel ice.)
Observed Molecular Weight
13 kDa (118aa) confirmed by MALDI-TOF
Contents
20mM Tris-HCl buffer (pH 8.0) containing 50mM NaCl

Frequently Asked Questions

What is the catalog number for Human Cystatin B Recombinant Protein?

The catalog number for Human Cystatin B Recombinant Protein is PROTP04080-50ug.

What sizes are available for Human Cystatin B Recombinant Protein?

Human Cystatin B Recombinant Protein is available in the following size(s): 50 µg.

Is Human Cystatin B Recombinant Protein in stock?

Human Cystatin B Recombinant Protein is currently made to order / not held in immediate stock. Contact us for lead time.

Where can I find the safety data sheet (SDS/MSDS) for Human Cystatin B Recombinant Protein?

The safety data sheet for Human Cystatin B Recombinant Protein is available here: https://www.bosterbio.com/msds?sku=PROTP04080.

What is Human Cystatin B Recombinant Protein used for?

Human Cystatin B Recombinant Protein expressed in E. coli with His-tag. Sequence domain: 1-98aa. Application (s) : Enzyme Activity, SDS-PAGE. Endotoxin: < 1 EU per 1ug of protein (determined by LAL method) .

What expression system was used for this recombinant protein?

The expression system, such as E. coli, HEK293, or insect cells, is listed on the datasheet under production details, which can affect post-translational modifications relevant to your application.

Can I return this product if I ordered the wrong one?

As a consumer, you have a 14-day right of withdrawal from receipt under EU consumer protection law, submitted via our withdrawal/cancellation request form. Note this applies to unused, undamaged products, and doesn’t override the expiry/storage conditions on performance-based claims.

Is this product tested for endotoxin levels?

Endotoxin testing status is noted on the datasheet where applicable, particularly for recombinant proteins intended for cell-based or functional assays. If this isn’t listed and you need confirmation, contact support with the catalogue number.

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