Recombinant human CCL28/MEC protein
CCL28, also known as chemokine (C-C motif) ligand 28 or mucosae-associated epithelial chemokine (MEC), belongs to the subfamily of small cytokine CC proteins. CCL28 is expressed by columnar epithelial cells in the gut, lung, breast and the salivary glands and drives the mucosal homing of T and B lymphocytes that express CCR10, and the migration of eosinophils expressing CCR3. This chemokine is constitutively expressed in the colon, but its levels can be increased by pro-inflammatory cytokines and certain bacterial products implying a role in effector cell recruitment to sites of epithelial injury. Recombinant CCL28 protein, fused to His-tag at N-terminus, was expressed in E. coli and purified by using conventional chromatography techniques.
Product Specifications
Product Name Alternative
C-C motif chemokine ligand 28, Mucosae-associated epithelial chemokine, MEC, Protein CCK1, Small-inducible cytokine A28, SCYA28, CCK1
Expression System
E.coli
Antigen Species
Human
Tag
His-Tag
Applications
SDS-PAGE
Concentration
1 mg/mL (determined by Bradford assay)
Endotoxin
< 1 EU per 1ug of protein (determined by LAL method)
Purity
> 90% by SDS-PAGE
Molecular Weight
14.3 kDa (126aa) confirmed by MALDI-TOF
Additionnal Information
References & Citations
Pacheco-Rodriguez G., et al. (2009) J Immunol. 182 (3) :1270-7. ; ; Sundstrom P., et al. (2008) Eur J Immunol. 38 (12) :3327-38.;
Storage Conditions
Can be stored at 2°C to 8°C for 1 week. For long term storage, aliquot and store at -20C to -80C. Avoid repeated freezing and thawing cycles.
Formulation
Liquid in. 10 mM Sodium Citrate buffer (pH 3.5) containing 10% glycerol
Scientific Category
Hormones & Cytokines
NCBI Accession Number
NP_683513
Uniprot Accession Number
Q9NRJ3
Species
Human
AA Sequence
MGSSHHHHHH SSGLVPRGSH MILPIASSCC TEVSHHISRR LLERVNMCRI QRADGDCDLA AVILHVKRRR ICVSPHNHTV KQWMKVQAAK KNGKGNVCHR KKHHGKRNSN RAHQGKHETY GHKTPY
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