RP105/CD180 Protein, Human (HEK293, His)

RP105/CD180 is a key mediator in B cells that cooperates with MD-1 and TLR4 to initiate the innate immune response against bacterial lipopolysaccharide (LPS). This cooperation activates NF-kappa-B, underscoring its role in key signaling pathways. RP105/CD180 Protein, Human (HEK293, His) is the recombinant human-derived RP105/CD180 protein, expressed by HEK293 , with C-His labeled tag.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: HEK293
  • Storage:
    Stored at -20°C for 2 years from date of receipt. 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.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

RP105/CD180 is a key mediator in B cells that cooperates with MD-1 and TLR4 to initiate the innate immune response against bacterial lipopolysaccharide (LPS). This cooperation activates NF-kappa-B, underscoring its role in key signaling pathways. RP105/CD180 Protein, Human (HEK293, His) is the recombinant human-derived RP105/CD180 protein, expressed by HEK293 , with C-His labeled tag.

Background

The RP105/CD180 protein emerges as a key player in mediating the innate immune response to bacterial lipopolysaccharide (LPS) in B-cells, likely through cooperation with MD-1 and TLR4. This collaborative effort leads to NF-kappa-B activation, underscoring its role in initiating crucial signaling pathways. Additionally, RP105/CD180 is implicated in the life/death decision of B-cells, indicating its involvement in critical cellular processes. The structural organization of RP105/CD180 involves the formation of an M-shaped tetramer, constituted by two CD180-LY86 heterodimers. These distinctive features highlight the multifaceted nature of RP105/CD180 in orchestrating immune responses and cellular decisions in B-cells. Further exploration is essential to unravel the specific molecular mechanisms through which RP105/CD180 contributes to the intricate dynamics of the innate immune system and its collaboration with MD-1 and TLR4 in response to bacterial LPS.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • RP105 (W24-G626)
      Accession # Q99467/NP_005573.2
    • His
    • C-term
  • Protein Length

    Extracellular Domain

  • Synonyms

    CD180; Ly78; Prev. LY64; Lymphocyte Antigen 64; RP105; Lymphocyte Antigen 64 (Mouse) Homolog, Radioprotective, 105kD; CD180 Antigen; Lymphocyte Antigen-64, Radioprotective, 105kDa; CD180 Molecule; Radioprotective 105 KDa Protein

  • AA Sequence

    WDQMCIEKEANKTYNCENLGLSEIPDTLPNTTEFLEFSFNFLPTIHNRTFSRLMNLTFLDLTRCQINWIHEDTFQSHHQLSTLVLTGNPLIFMAETSLNGPKSLKHLFLIQTGISNLEFIPVHNLENLESLYLGSNHISSIKFPKDFPARNLKVLDFQNNAIHYISREDMRSLEQAINLSLNFNGNNVKGIELGAFDSTIFQSLNFGGTPNLSVIFNGLQNSTTQSLWLGTFEDIDDEDISSAMLKGLCEMSVESLNLQEHRFSDISSTTFQCFTQLQELDLTATHLKGLPSGMKGLNLLKKLVLSVNHFDQLCQISAANFPSLTHLYIRGNVKKLHLGVGCLEKLGNLQTLDLSHNDIEASDCCSLQLKNLSHLQTLNLSHNEPLGLQSQAFKECPQLELLDLAFTRLHINAPQSPFQNLHFLQVLNLTYCFLDTSNQHLLAGLPVLRHLNLKGNHFQDGTITKTNLLQTVGSLEVLILSSCGLLSIDQQAFHSLGKMSHVDLSHNSLTCDSIDSLSHLKGIYLNLAANSINIISPRLLPILSQQSTINLSHNPLDCTCSNIHFLTWYKENLHKLEGSEETTCANPPSLRGVKLSDVKLSCG

  • Predicted Molecular Mass

    69 kDa

  • Molecular Weight

    Approximately 90-100 kDa, based on SDS-PAGE under reducing conditions, due to the glycosylation.

  • Glycosylation

    Yes

  • Purity

    ≥ 90%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Lyophilized powder.

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 from date of receipt. 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.

Calculators

Reconstitution Calculator

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

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=
Mass (in vial) Mass (in vial)
÷
Desired Reconstitution Concentration Desired Reconstitution Concentration
Dilution Calculator

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

Concentration (start) Concentration (start)
×
Volume (start) Volume (start)
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The Specific Activity Calculator Equation
  • Specific Activity (Unit/mg)
  • Biological Activity (ED50)

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

Specific Activity (Unit/mg) Specific Activity (Unit/mg)
Unit/mg
= 106 ÷
Biological Activity (ED50) Biological Activity (ED50)
106 ÷
ng/mL
MOQ
Minimum order quantity
100 mg

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