discontinued

AR31183PU-S Complement C5a

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Complement C5a

AR31183PU-S

Product Description for Complement C5a

Complement C5a.
Presentation: Purified

Properties for Complement C5a

Product Category Proteins & Growth Factors
Target Category
Quantity 5 µg
Synonyms CPAMD4, Complement Component 5
Presentation Purified
Molecular weight 8.28 kDa
Source E. coli
Species (Protein) Human
Shipping to Worldwide
PDF datasheet View Datasheet
Manufacturer OriGene Technologies GmbH
Material safety datasheet MSDS for Proteins (de)

Datasheet Extract

Immunogen
Swiss Prot Num:
P01031
Purity > 98 % pure by SDS-PAGE gel and HPLC analyses
Background Complement 5a (C5a) is an enzymatically generated glycoprotein belonging to the anaphylatoxin family of structurally and functionally related proteins. Generated upon the activation of the complement system, C5a, together with C4a, C3a, and the membrane attack complex (C5b-9), functions as a central player in host defense by inducing smooth muscle cell contraction, increased vascular permeability, and histamine release from mast cells and basophilic leukocytes through cell degranulation. In addition to acting as a direct mediator of localized inflammatory response, C5a also initiates both the synthesis and release of IL-8 from monocytes and bronchial epithelial cells, stimulates the proliferation of neurons and hepatocytes, and functions as a potent chemoattractant. Where C5a deficiency, a rare defect of the complement pathway caused by the mutation of the C5a gene, is associated with susceptibility to severe infections, excessive C5a activation has been linked to liver fibrosis, sepsis, adult respiratory distress syndrome, rheumatoid arthritis, Alzheimer’s disease, and ischemic heart disease. Human C5a shares 60% and 54% sequence identity to mouse and rat C5a, respectively. The human C5 gene encodes a 1,676 amino acid glycoprotein that is comprised of a disulfide-linked C5 alpha and a C5 beta chain, the former of which contains the active, 74 amino acid C5a anaphylatoxin chain.
Storage Store lyophilized at 2-8°C for 6 months or at -20°C long term.
After reconstitution store the antibody undiluted at 2-8°C for one month 
or (in aliquots) at -20°C long term.
Avoid repeated freezing and thawing.
Shelf life: one year from despatch.
Description
Description:
Recombinant Human C5a is an 8.28 kDa glycoprotein containing the 74 amino acid residues of the C5a anaphylatoxin chain.
AA Sequence:
TLQKKIEEIA AKYKHSVVKK CCYDGACVNN DETCEQRAAR ISLGPRCIKA FTECCVVASQ LRANISHKDM QLGR
Biological activity:
Determined by its ability to chemoattract Human monocytes using a concentration range of 1.0-10.0 ng/ml.
Molecular weight:
(74 amino acids)
Format
Purity:
>98% pure by SDS-PAGE gel and HPLC analyses
State:
Lyophilized (0.2μ Sterile filtered) purified protein
Purified
Reconstitution:
Restore in water to a concentration of 0.1-1.0 mg/ml. 
Do not vortex.  For extended storage, it is recommended to further dilute in a buffer containing a carrier protein (example 0.1% BSA) and store in working aliquots at -20°C to -80°C.
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