DLL-1, soluble Recombinant Protein

DLL-1, soluble Recombinant Protein

• Description: Human sDLL-1 comprises the extracellular signaling domain of DLL1, a member of a structurally-related family of single-pass type I trans-membrane proteins that serve as ligands for Notch receptors. It is expressed in the heart and pancreas, and to a lesser extent in various other tissues. DLL-1 functions to specifically activate the Notch-1 and Notch-2 receptors. The Notch signaling pathway regulates endothelial-cell differentiation, proliferation and apoptosis, and is essential for the development, maintenance and remodeling of the vascular system. DLL-1 suppresses differentiation of hematopoietic progenitor cells into the B-cell lineage while promoting differentiation to T-cell and NK cell precursors. Recombinant human sDLL-1 is a 57-60 kDa glycoprotein containing 522 amino-acid residues.
• Synonyms: DLL1; DL1; Delta; DELTA1
• CAS Number: 9000-83-3
• NCBI Gene ID: 28514
• UniProt: O00548
• Accession Number: NP_005609
• Accession Number mRNA: NM_005618
• Gene Location: 6q27
• Host: HEK 293
• Origin Species: Human
• Species Reactivity: Human
• Sequence: SGVFELKLQE FVNKKGLLGN RNCCRGGAGP PPCACRTFFR VCLKHYQASV SPEPPCTYGS AVTPVLGVDS FSLPDGGGAD SAFSNPIRFP FGFTWPGTFS LIIEALHTDS PDDLATENPE RLISRLATQR HLTVGEEWSQ DLHSSGRTDL KYSYRFVCDE HYYGEGCSVF CRPRDDAFGH FTCGERGEKV CNPGWKGPYC TEPICLPGCD EQHGFCDKPG ECKCRVGWQG RYCDECIRYP GCLHGTCQQP WQCNCQEGWG GLFCNQDLNY CTHHKPCKNG ATCTNTGQGS YTCSCRPGYT GATCELGIDE CDPSPCKNGG SCTDLENSYS CTCPPGFYGK ICELSAMTCA DGPCFNGGRC SDSPDGGYSC RCPVGYSGFN CEKKIDYCSS SPCSNGAKCV DLGDAYLCRC QAGFSGRHCD DNVDDCASSP CANGGTCRDG VNDFSCTCPP GYTGRNCSAP VSRCEHAPCH NGATCHERGH RYVCECARGY GGPNCQFLLP ELPPGPAVVD LTEKLEGQGG PF
• Detection Range: Determined by the dose dependent growth suppression of the human acute monocytic leukemia cell line, THP-1. sDLL-1 inhibits the proliferation in THP-1 cells using a concentration of 3.0-5.0 μg/ml.
• Endotoxin: < 0.1 ng/µg of protein (<1EU/µg)
• Purity: > 98% by SDS-PAGE & HPLC analyses
• Length: 522
• Form: Lyophilized
• Buffer: PBS, pH 7.5
• Reconstitution: Centrifuge the vial prior to opening. Reconstitute in water to a concentration of 0.1-1.0 mg/ml. Do not vortex. This solution can be stored at 2-8°C for up to 1 week. 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.
• Molecular Weight: 57-60 kDa
• Shipping Conditions: Room Temperature
• Storage Conditions: The lyophilized protein is stable at room temperature for 1 month and at 4°C for 3 months. Reconstituted working aliquots are stable for 1 week at 2°C to 8°C and for 3 months at -20°C to -80°C.