Human CD19 protein

SKU: orb594860

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Description

This Human CD19 protein spans the amino acid sequence from region 20-291aa. Purity: Greater than 95% as determined by SDS-PAGE.

Research Area

Immunology & Inflammation

Images & Validation

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Item 1 of 1

Application Notes	Extracellular Domain

Key Properties

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Source	Mammalian cell
Biological Origin	Homo sapiens (Human)
Biological Activity	Measured by its binding ability in a functional ELISA. Immobilized Human FMC63 at 2μg/ml can bind Human CD19-Fc, the ED50 of Recombinant Human CD19-Fc is 55.28 ng/ml.
Tag	C-terminal Fc-tagged
Molecular Weight	57.3 kDa
Expression Region	20-291aa
Protein Length	Extracellular Domain
Protein Sequence	PEEPLVVKVEEGDNAVLQCLKGTSDGPTQQLTWSRESPLKPFLKLSLGLPGLGIHMRPLAIWLFIFNVSQQMGGFYLCQPGPPSEKAWQPGWTVNVEGSGELFRWNVSDLGGLGCGLKNRSSEGPSSPSGKLMSPKLYVWAKDRPEIWEGEPPCLPPRDSLNQSLSQDLTMAPGSTLWLSCGVPPDSVSRGPLSWTHVHPKGPKSLLSLELKDDRPARDMWVMETGLLLPRATAQDAGKYYCHRGNLTMSFHLEITARPVLWHWLLRTGGWK
Purity	Greater than 95% as determined by SDS-PAGE.
Endotoxins	Less than 1.0 EU/μg as determined by LAL method.

Storage & Handling

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Storage	The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20℃/-80℃. The shelf life of lyophilized form is 12 months at -20℃/-80℃.
Form/Appearance	Lyophilized powder
Buffer/Preservatives	Lyophilized from a 0.2 μm filtered 20 mM PB, 150mM NaCl, pH 7.4
Expiration Date	6 months from date of receipt.
Disclaimer	For research use only

Alternative Names

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B-Lymphocyte Antigen CD19; B-Lymphocyte Surface Antigen B4; Differentiation Antigen CD19; T-Cell Surface Antigen Leu-12; CD19

Recombinant Human CD19 Protein [orb2994989]

Conjugation:	Unconjugated
Purity:	SDS-PAGE: Greater than 95% as determined by reducing SDS-PAGE.. SEC-HPLC: Greater than 95% as determined by SEC-HPLC. (QC verified)
MW:	Predicted: 57.3 KDa. Observed: 80-95 KDa, reducing conditions

Sizes Available: 10 μg, 50 μg, 500 μg, 1 mg

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(Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.

Quick Database Links

UniProt

P15391

UniProt Details

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No UniProt data available

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