1. Recombinant Proteins
  2. Complement System
  3. Complement Regulatory Proteins
  4. Complement Factor H Related 1
  5. CFHR2 Protein, Human (HEK293, His)

CFHR2 Protein, Human (HEK293, His)

Cat. No.: HY-P70031
COA Handling Instructions

CFHR2, a key complement regulator, competently rivals CFH by avidly interacting with tissue-bound complement fragments. It also associates with lipoproteins, hinting at a role in lipid metabolism. With a distinctive head-to-tail homodimeric structure, CFHR2 forms heterodimers with CFHR1 or CFHR5, showcasing its versatile involvement in the regulatory dynamics of the complement system. CFHR2 Protein, Human (HEK293, His) is the recombinant human-derived CFHR2 protein, expressed by HEK293 , with C-6*His labeled tag. The total length of CFHR2 Protein, Human (HEK293, His) is 252 a.a., with molecular weight of 31 & (33-36) kDa, respectively.

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

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Description

CFHR2, a key complement regulator, competently rivals CFH by avidly interacting with tissue-bound complement fragments. It also associates with lipoproteins, hinting at a role in lipid metabolism. With a distinctive head-to-tail homodimeric structure, CFHR2 forms heterodimers with CFHR1 or CFHR5, showcasing its versatile involvement in the regulatory dynamics of the complement system. CFHR2 Protein, Human (HEK293, His) is the recombinant human-derived CFHR2 protein, expressed by HEK293 , with C-6*His labeled tag. The total length of CFHR2 Protein, Human (HEK293, His) is 252 a.a., with molecular weight of 31 & (33-36) kDa, respectively.

Background

CFHR2 takes center stage in the intricate landscape of complement regulation. Functioning as a crucial player, it engages in avid interactions with tissue-bound complement fragments, showcasing its ability to competently rival the physiological complement inhibitor CFH. Moreover, CFHR2 demonstrates a propensity to associate with lipoproteins, suggesting a potential involvement in lipid metabolism. Adding to its complexity, CFHR2 exhibits a distinctive head-to-tail homodimeric structure and forms heterodimers with CFHR1 or CFHR5, underscoring its versatile role in the regulatory ballet of the complement system.

Species

Human

Source

HEK293

Tag

C-6*His

Accession

P36980 (E19-K270)

Gene ID
Molecular Construction
N-term
CFHR2 (E19-K270)
Accession # P36980
6*His
C-term
Synonyms
rHuComplement factor H-related protein 2/CFHR2, His; Complement Factor H-Related Protein 2; FHR-2; DDESK59; H Factor-Like 3; H Factor-Like Protein 2; CFHR2; CFHL2; FHR2; HFL3
AA Sequence

EAMFCDFPKINHGILYDEEKYKPFSQVPTGEVFYYSCEYNFVSPSKSFWTRITCAEEGWSPTPKCLRLCFFPFVENGHSESSGQTHLEGDTVQIICNTGYRLQNNENNISCVERGWSTPPKCRSTISAEKCGPPPPIDNGDITSFLLSVYAPGSSVEYQCQNLYQLEGNNQITCRNGQWSEPPKCLDPCVISQEIMEKYNIKLKWTNQQKLYSRTGDIVEFVCKSGYHPTKSHSFRAMCQNGKLVYPSCEEK

Molecular Weight

31&(33-36) kDa

Purity

Greater than 95% as determined by reducing SDS-PAGE

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.2 μm filtered solution of 20 mM PB, 200 mM NaCl, 2 mM EDTA, pH 7.4.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

It is not recommended to reconstitute to a concentration less than 100 μg/mL in ddH2O. For long term storage it is recommended to add a carrier protein (0.1% BSA, 5% HSA, 10% FBS or 5% Trehalose).

Storage & Stability

Stored at -20°C for 2 years. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.

Shipping

Room temperature in continental US; may vary elsewhere.

Documentation

CFHR2 Protein, Human (HEK293, His) Related Classifications

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.

  • Reconstitution Calculator

  • Dilution Calculator

  • Specific Activity Calculator

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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Product Name:
CFHR2 Protein, Human (HEK293, His)
Cat. No.:
HY-P70031
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