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AB286041

Recombinant human CD3 epsilon + CD3D protein (Active)

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Recombinant human CD3 epsilon + CD3D protein (Active) is a Human Fragment protein, in the 23 to 126 aa range, expressed in Expi293 F cells, with >95%, < 1 EU/µg endotoxin level, suitable for SDS-PAGE, FuncS, ELISA.

View Alternative Names

CD3d, T3D, CD3D, T-cell surface glycoprotein CD3 delta chain, T-cell receptor T3 delta chain

3 Images
ELISA - Recombinant human CD3 epsilon + CD3D protein (Active) (AB286041)
  • ELISA

Supplier Data

ELISA - Recombinant human CD3 epsilon + CD3D protein (Active) (AB286041)

ab286041 was immobilized at 0.5 μg/ml (100 μl/well). Dose response curve using Anti-hCD3E/CD3D ab1 foralumab gave an EC50 of 21.69 ng/ml by ELISA

ELISA - Recombinant human CD3 epsilon + CD3D protein (Active) (AB286041)
  • ELISA

Supplier Data

ELISA - Recombinant human CD3 epsilon + CD3D protein (Active) (AB286041)

ab286041 was Immobilized at 0.1 μg/ml (100 μl/Well). Dose response curve using Anti-hCD3E/CD3D ab2 OKT3 gave an EC50 of 21 ng/ml by ELISA.

SDS-PAGE - Recombinant human CD3 epsilon + CD3D protein (Active) (AB286041)
  • SDS-PAGE

Supplier Data

SDS-PAGE - Recombinant human CD3 epsilon + CD3D protein (Active) (AB286041)

ab286041 run on Tris-Bis PAGE gel under reducing conditions. The protein migrates as 40-50 kDa due to glycosylation.

Key facts

Purity

>95% SDS-PAGE

Endotoxin level

< 1 EU/µg

Expression system

Expi293 F cells

Tags

Tag free

Applications

SDS-PAGE, ELISA, FuncS

applications

Biologically active

Yes

Biological activity

Human CD3 epsilon and CD3 delta Heterodimer Protein was immobilized at 0.5 μg/ml (100 μl/well). Dose response curve using Anti-hCD3E/CD3D Ab foralumab gave an EC50 of 21.69 ng/ml by ELISA. Human CD3 epsilon and CD3 delta Heterodimer Protein was Immobilized at 0.1 μg/ml (100 μl/Well). Dose response curve using Anti-hCD3E/CD3D Ab OKT3 gave an EC50 of 21 ng/ml by ELISA.

Accession

P04234

Animal free

No

Carrier free

Yes

Species

Human

Reconstitution

Reconstitute in water

Storage buffer

pH: 7.4 Constituents: PBS

storage-buffer

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Reactivity", "Dilution Info", "Notes"] }, "values": { "SDS-PAGE": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "FuncS": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" }, "ELISA": { "reactivity":"TESTED_AND_REACTS", "dilution-info":"", "notes":"<p></p>" } } }

Product details

This product is manufactured by BioVision, an Abcam company and was previously called P1183 Human CellExp™ CD3 epsilon & CD3 delta Heterodimer. P1183-10 is the same size as the 10 μg size of ab286041.

Reconstituted protein stable at -80°C for 3 months. Avoid freeze / thaw cycle.

Sequence info

[{"sequence":"","proteinLength":"Fragment","predictedMolecularWeight":"37.8 kDa","actualMolecularWeight":null,"aminoAcidEnd":126,"aminoAcidStart":23,"nature":"Recombinant","expressionSystem":null,"accessionNumber":"P07766","tags":[{"tag":"Fc","terminus":"C-Terminus"}]},{"sequence":"","proteinLength":"Fragment","predictedMolecularWeight":"35.4 kDa","actualMolecularWeight":null,"aminoAcidEnd":105,"aminoAcidStart":22,"nature":"Recombinant","expressionSystem":null,"accessionNumber":"P04234","tags":[{"tag":"Fc","terminus":"C-Terminus"}]}]

Properties and storage information

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
-80°C
Appropriate long-term storage conditions
-80°C
True

Specifications

Form

Lyophilized

General info

Function

Part of the TCR-CD3 complex present on T-lymphocyte cell surface that plays an essential role in adaptive immune response. When antigen presenting cells (APCs) activate T-cell receptor (TCR), TCR-mediated signals are transmitted across the cell membrane by the CD3 chains CD3D, CD3E, CD3G and CD247/CD3Z. All CD3 chains contain immunoreceptor tyrosine-based activation motifs (ITAMs) in their cytoplasmic domain. Upon TCR engagement, these motifs become phosphorylated by Src family protein tyrosine kinases LCK and FYN, resulting in the activation of downstream signaling pathways (PubMed : 2470098). In addition of this role of signal transduction in T-cell activation, CD3D plays an essential role in thymocyte differentiation. Indeed, participates in correct intracellular TCR-CD3 complex assembly and surface expression. In absence of a functional TCR-CD3 complex, thymocytes are unable to differentiate properly. Interacts with CD4 and CD8 and thus serves to establish a functional link between the TCR and coreceptors CD4 and CD8, which is needed for activation and positive selection of CD4 or CD8 T-cells (PubMed : 12215456).

Post-translational modifications

Phosphorylated on Tyr residues after T-cell receptor triggering by LCK in association with CD4/CD8.

Product protocols

Target data

Part of the TCR-CD3 complex present on T-lymphocyte cell surface that plays an essential role in adaptive immune response. When antigen presenting cells (APCs) activate T-cell receptor (TCR), TCR-mediated signals are transmitted across the cell membrane by the CD3 chains CD3D, CD3E, CD3G and CD247/CD3Z. All CD3 chains contain immunoreceptor tyrosine-based activation motifs (ITAMs) in their cytoplasmic domain. Upon TCR engagement, these motifs become phosphorylated by Src family protein tyrosine kinases LCK and FYN, resulting in the activation of downstream signaling pathways (PubMed : 2470098). In addition of this role of signal transduction in T-cell activation, CD3D plays an essential role in thymocyte differentiation. Indeed, participates in correct intracellular TCR-CD3 complex assembly and surface expression. In absence of a functional TCR-CD3 complex, thymocytes are unable to differentiate properly. Interacts with CD4 and CD8 and thus serves to establish a functional link between the TCR and coreceptors CD4 and CD8, which is needed for activation and positive selection of CD4 or CD8 T-cells (PubMed : 12215456).
See full target information CD3D

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