Human EFNB2 Protein, Recombinant

产品货号:PR00485HuP1
   
询价

规格:100ug

产品名称Human EFNB2 Protein, Recombinant
 
纯度≥95 % as determined by SDS-PAGE
 
内毒素/
 
生物活性/
 
序列起止Val29~Ala229
 
标签C-His tag
 
Uniprot链接P52799
 
表达系统E.coli
 
种属Human
 
预测 N 端Met
 
预测分子量22.11 kDa
 
缓冲液20mM Tris, 250mM imidazole, 500mM NaCl, pH8.0, containing 10% glycerol.
 
运输方式This Protein is shipped as lyophilized powder at ambient temperature. Upon receipt, store it immediately at the temperature recommended.
 
稳定性 & 储存条件Avoid repeated freeze/thaw cycles. Store at 2-8°C for one month. Aliquot and store at -80°C for 12 months.
 
复溶Please refer to COA for detailed information
 
别称EPLG5, HTKL, Htk-L, LERK5, HTK Ligand, Ligand Of Eph-Related Kinase 5, Eph-Related Receptor Tyrosine Kinase Ligand 5
 
背景信息Ephrin-B2. Ephrin-B2, also known as Htk-L, ELF-2, LERK-5, and NLERK-1, is a 40 kDa member of the Ephrin-B family of transmembrane ligands that bind and induce the tyrosine autophosphorylation of Eph receptors. The extracellular domains of Ephrin-B ligands are structurally related to GPI-anchored Ephrin-A ligands. Eph-Ephrin interactions are widely involved in the regulation of cell migration, tissue morphogenesis, and cancer progression. Ephrin-B2 preferentially interacts with receptors in the EphB family (1, 2). Mature zebrafish Ephrin-B2 consists of a 201 amino acid (aa) extracelluar domain (ECD), a 21 aa transmembrane segment, and an 87 aa cytoplasmic domain (3). Within the ECD, zebrafish Ephrin-B2 shares 56% aa sequence identity with human, mouse, and rat Ephrin-B2. Ephrin-B2 is expressed presynaptically on neurons (4, 5). It promotes presynaptic development, EphB2 shedding, axonal growth cone collapse, and neurite repulsion, and also regulates inflammatory and neuropathic pain (4 - 6). Ephrin-B2 is expressed by vascular mural cells and arterial vascular and lymphatic endothelium (7, 8). It exerts proliferative and migratory effects on these cells during angiogenesis and lymphangiogenesis in part by regulating the signaling activity of VEGF R2 and VEGF R3 (7 - 9). Ephrin-B2 plays a role in the immune response by mediating monocyte extravasation and T cell costimulation (10, 11). It is upregulated in invasive cancers and promotes tumor cell migration, invasion, and tumor angiogenesis (12 - 14). It functions as a cellular entry receptor for Hendra and Nipah viruses (15). Ephrin-B2 is also important for the separation of the urinary and intestinal tracts during development (16).
 
全称Ephrin-B2 (EFNB2)
 
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