1. Recombinant Proteins
  2. Enzymes & Regulators
  3. Protease Inhibitors Cystatin Family
  4. Cystatin B
  5. Cystatin B/CSTB Protein, Mouse (His)

Cystatin B/CSTB Protein, Mouse (His)

Cat. No.: HY-P70137
Handling Instructions

Cystatin B/CSTB Protein, an intracellular thiol proteinase inhibitor, crucially regulates proteolytic activities within the cell. By inhibiting thiol proteinases, Cystatin B maintains the balance of proteolytic processes, emphasizing its significance in cellular homeostasis. Its inhibitory function underscores involvement in cellular processes requiring precise regulation of proteolytic activity for normal cellular function and integrity. Cystatin B/CSTB Protein, Mouse (His) is the recombinant mouse-derived Cystatin B/CSTB protein, expressed by E. coli , with N-6*His labeled tag. The total length of Cystatin B/CSTB Protein, Mouse (His) is 98 a.a., with molecular weight of ~15.0 kDa.

For research use only. We do not sell to patients.

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Description

Cystatin B/CSTB Protein, an intracellular thiol proteinase inhibitor, crucially regulates proteolytic activities within the cell. By inhibiting thiol proteinases, Cystatin B maintains the balance of proteolytic processes, emphasizing its significance in cellular homeostasis. Its inhibitory function underscores involvement in cellular processes requiring precise regulation of proteolytic activity for normal cellular function and integrity. Cystatin B/CSTB Protein, Mouse (His) is the recombinant mouse-derived Cystatin B/CSTB protein, expressed by E. coli , with N-6*His labeled tag. The total length of Cystatin B/CSTB Protein, Mouse (His) is 98 a.a., with molecular weight of ~15.0 kDa.

Background

Cystatin B/CSTB Protein functions as an intracellular thiol proteinase inhibitor. With its role in inhibiting thiol proteinases, this protein contributes to the regulation of intracellular proteolytic activities. By modulating the activity of thiol proteinases, Cystatin B plays a crucial role in maintaining the balance of proteolytic processes within the cell, highlighting its significance in cellular homeostasis. The inhibitory function of Cystatin B against thiol proteinases underscores its involvement in cellular processes where precise regulation of proteolytic activity is essential for normal cellular function and integrity.

Species

Mouse

Source

E. coli

Tag

N-6*His

Accession

Q62426 (M1-F98)

Gene ID
Molecular Construction
N-term
6*His
CSTB (M1-F98)
Accession # Q62426
C-term
Synonyms
rMuCystatin-B, His; CPI-B; CST6cystatin B (liver thiol proteinase inhibitor)10STFBcystatin-B; CSTB; cystatin B (stefinB); Cystatin B; EPM1; Liver thiol proteinase inhibitor; PME; Stefin B; stefin-B
AA Sequence

MMCGAPSATMPATAETQEVADQVKSQLESKENQKFDVFKAISFKRQIVAGTNLFIKVDVGGDKCVHLRVFQPLPHENKPLTLSSYQTNKERHDELSYF

Molecular Weight

Approximately 15.0 kDa

Purity

Greater than 95% as determined by reducing SDS-PAGE.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Documentation
Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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The reconstitution calculator equation

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration
= ÷

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
× = ×
C1   V1   C2   V2

The specific activity calculator equation

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)
Unit/mg = 106 ÷ ng/mL

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Cystatin B/CSTB Protein, Mouse (His)
Cat. No.:
HY-P70137
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