Human EMAP-II Recombinant

Catalog #
90123-A
$130 *
Size: 5 µg
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Description

Recombinant EMAP-II is a disulfide-linked monomer protein consisting of 167 amino acid residues, and migrates as an approximately 18 kDa protein under non-reducing and reducing conditions in SDS-PAGE. Optimized DNA sequence encoding Human EMAP-II mature chain was expressed in E. coli.

Synonyms
EMAP2, Aminoacyl TRNA Synthetase Complex-Interacting Multifunctional Protein 1, AIMP1, Endothelial Monocyte-Activating Polypeptide 2
Product Info
Storage and Usage
Citations
Species
Human
Host Species/Expression System
E. coli
Purity
≥95% by SDS-PAGE and HPLC
Format
lyophilized protein
Formulation
Lyophilized from 0.2 µm filtered 20 mM phosphate buffer, 130 mM NaCl solution, pH 7.5.
MW
18 kDa
Endotoxin Level
<0.1 ng/µg (1 EU/µg), using the LAL gel clot method.
Amino Acids
146–312
Biological Activity
The ED50 was determined by apoptotic effect on MCF-7 cells using a concentration of 10-50 ng/ml.
Genbank #
Q12904
UniProt #
Q12904
Background
EMAP-II is activated during apoptosis by cleavage of pro-EMAP through caspase-8 and enhances the recruitment of inflammatory cells by its chemotactic properties. Besides its chemotactic effect on inflammatory cells, EMAP-II increases the adhesiveness of coronary artery smooth muscle cells (CASMC) for monocytes. EMAP-II also has anti-angiogenic properties, which are explained by its pro-apoptotic effect on endothelial cells.
References
1. Cardiovasc Res, Feb 2008, 77: 580 - 589.
2. J. Leukoc. Biol., May 2004, 75: 772 - 776.