Anti-Carboxypeptidase B2/CPB2 antibody

Cat.#: 100512

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Product Information

  • Product Name
    Anti-Carboxypeptidase B2/CPB2 antibody
  • Documents
  • Description
    Rabbit polyclonal to Carboxypeptidase B2/CPB2
  • Tested applications
    IHC-P
  • Species reactivity
    Human Carboxypeptidase B2 / CPB2
  • Alternative names
    1110032P04Rik antibody; 4930405E17Rik antibody; AI255929 antibody; Carboxypeptidase B2 antibody; Carboxypeptidase B2 antibody; Cpb2 antibody; CPB2 antibody; CPR antibody; Cpu antibody; CPU antibody; MGC107573 antibody; PCPB antibody; TAFI antibody; TAFI antibody; PCPB antibody; CPU antibody; TAFI antibody; CPR antibody; Cpu antibody; TAFI antibody; AI255929 antibody; 1110032P04Rik antibody; 4930405E17Rik antibody
  • Immunogen
  • Isotype
    Rabbit IgG
  • Preparation
    Produced in rabbits immunized with purified, recombinant Human Carboxypeptidase B2 / CPB2 (rh Carboxypeptidase B2 / CPB2; NP_001863.2; Met1-Val423). Carboxypeptidase B2 / CPB2 specific IgG was purified by Human Carboxypeptidase B2 / CPB2 affinity chromatography.
  • Clonality
    Polyclonal
  • Formulation
    0.2 μm filtered solution in PBS with 5% trehalose
  • Storage instructions
    This antibody can be stored at 2℃-8℃ for one month without detectable loss of activity. Antibody products are stable for twelve months from date of receipt when stored at -20℃ to -80℃. Preservative-Free.
    Sodium azide is recommended to avoid contamination (final concentration 0.05%-0.1%). It is toxic to cells and should be disposed of properly. Avoid repeated freeze-thaw cycles.
  • Applications

    IHC-P: 0.1-2 μg/mL

  • Validations

    Carboxypeptidase B2 / CPB2 Antibody, Rabbit PAb, Antigen Affinity Purified, Immunohistochemistry

    Carboxypeptidase B2 / CPB2 Antibody, Rabbit PAb, Antigen Affinity Purified, Immunohistochemistry

    Immunochemical staining of human CPB2 in human liver with rabbit polyclonal antibody (1 µg/mL, formalin-fixed paraffin embedded sections).

  • Background
    Carboxypeptidase B2, also known as Carboxypeptidase U, Thrombin-activable fibrinolysis inhibitor, Plasma carboxypeptidase B, CPB2, is a secreted protein which belongs to the peptidase M14 family. Carboxypeptidases are enzymes that hydrolyze C-terminal peptide bonds. The carboxypeptidase family includes metallo-, serine, and cysteine carboxypeptidases. According to their substrate specificity, these enzymes are referred to as carboxypeptidase A (cleaving aliphatic residues) or carboxypeptidase B (cleaving basic amino residues). CPB2 is activated by thrombin and acts on carboxypeptidase B substrates. After thrombin activation, the mature protein downregulates fibrinolysis. CPB2 is synthesized by the liver and circulates in the plasma as a plasminogen-bound zymogen. When it is activated by proteolysis at residue Arg92 by the thrombin / thrombomodulin complex. CPB2 cleaves C-terminal arginine or lysine residues from biologically active peptides such as kinins or anaphylatoxins in the circulation thereby regulating their activities. CPB2 exhibits carboxypeptidase activity and activated CPB2 reduces fibrinolysis by removing the fibrin C-terminal residues that are important for the binding and activation of plasminogen.
  • References
    • Eaton DL. et al.,1991, J Biol Chem. 266 (32): 21833-8.
    • Boffa MB. et al.,1999, Biochemistry. 38 (20): 6547-58.
    • Liu T. et al., 2005, J. Proteome Res. 4: 2070-80.
    • Valnickova Z. et al., 2006, Biochemistry. 45: 1525-35.
    • Chen R. et al., 2009, J. Proteome Res. 8: 651-61.

Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"