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  4. B7-2/CD86
  5. B7-2/CD86 Protein, Human (228a.a, HEK293, Fc-His)

B7-2/CD86 Protein, Human (228a.a, HEK293, Fc-His)

Cat. No.: HY-P7323
Handling Instructions

B7-2/CD86 Protein, Human (228a.a, HEK293, Fc-His) is a polypeptide chain with the C-termimal human Fc-His Tag produced in HEK293 cells. B7-2 (CD86) is a costimulatory molecule expressed by antigen-presenting cells (APCs), which interacts with CD28 for T-cell activation and survival and with CTLA4 for immune regulation.

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

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  • Biological Activity

  • Technical Parameters

  • Properties

  • Documentation

  • References

Description

B7-2/CD86 Protein, Human (228a.a, HEK293, Fc-His) is a polypeptide chain with the C-termimal human Fc-His Tag produced in HEK293 cells. B7-2 (CD86) is a costimulatory molecule expressed by antigen-presenting cells (APCs), which interacts with CD28 for T-cell activation and survival and with CTLA4 for immune regulation.

Background

CD86 is a transmembrane region, and a longer cytoplasmic domain than CD80. CD86 is constitutively expressed on interdigitating dendritic cells (DCs), Langerhans cells, peripheral blood DCs, memory B cells and germinal center B cells, and macrophages. CD86 is rapidly upregulated on B cells following activation by cross-linking of the Ig receptor or the addition of a variety of cytokines[1].

Species

Human

Source

HEK293

Tag

C-His

Accession

P42081 (L20-P247)

Gene ID

942  [NCBI]

Molecular Construction
N-term
B7-2 (L20-P247)
Accession # P42081
His
C-term
Synonyms
rHuB7-2/CD86, Fc-His; Activation B7-2 antigen; B70; BU63; CD86; CD28LG2
AA Sequence

LSGAAPLKIQAYFNETADLPCQFANSQNQSLSELVVFWQDQENLVLNEVYLGKEKFDSVHSKYMGRTSFDSDSWTLRLHNLQIKDKGLYQCIIHHKKPTGMIRIHQMNSELSVLANFSQPEIVPISNITENVYINLTCSSIHGYPEPKKMSVLLRTKNSTIEYDGVMQKSQDNVTELYDVSISLSVSFPDVTSNMTIFCILETDKTRLLSSPFSIELEDPQPPPDHIPHHHHHH

Molecular Weight

45-55 kDa

Purity

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

Endotoxin Level

<0.1 EU/μg, determined by LAL method.

Documentation
References
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

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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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Product Name:
B7-2/CD86 Protein, Human (228a.a, HEK293, Fc-His)
Cat. No.:
HY-P7323
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