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Shanghai VKEY Biotechnologies Co.,Ltd.
Shanghai VKEY Biotechnologies Co.,Ltd.
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Protein Assay Kit

In biological scientific research, protein products are important tools for studying the mechanisms of life activities. For example, by studying the roles of various proteins in cell signal transduction and gene expression regulation, scientists can gain a deeper understanding of biological processes.

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Product List
KeyTec® VEGFR2/KDR
KeyTec® VEGFR2/KDR
Species: Human; Expression Host: Insect(Sf9); Tag: N-terminal GST; Purity: SDS-PAGE
CAT. / P1HI0323S / P1HI0323L
KeyTec® VEGFR3/FLT4
KeyTec® VEGFR3/FLT4
Species: Human; Expression Host: Insect(Sf9); Tag: N-terminal GST; Purity: SDS-PAGE
CAT. / P1HI0324S / P1HI0324L
KeyTec® JAK3
KeyTec® JAK3
Species: Human; Expression Host: Insect(Sf9); Tag: N-terminal GST; Purity: SDS-PAGE
CAT. / P1HI0325S / P1HI0325L
KeyTec® FLT3
KeyTec® FLT3
Species: Human; Expression Host: Insect(Sf9); Tag: N-terminal GST; Purity: SDS-PAGE
CAT. / P1HI0326S / P1HI0326L
KeyTec® FLT3-ITD-NPOS
KeyTec® FLT3-ITD-NPOS
Species: Human; Expression Host: Insect(Sf9); Tag: N-terminal GST; Purity: SDS-PAGE
CAT. / P1HI0327S / P1HI0327L
KeyTec® FLT3-ITD-W51
KeyTec® FLT3-ITD-W51
Species: Human; Expression Host: Insect(Sf9); Tag: N-terminal GST; Purity: SDS-PAGE; Application: Kinase Assay
CAT. / P1HI0328S / P1HI0328L
KeyTec® BTK
KeyTec® BTK
Species: Human; Expression Host: Insect(Sf9); Tag: N-terminal GST; Purity: SDS-PAGE
CAT. / P1HI0329S / P1HI0329L
KeyTec® BTK [C481S]
KeyTec® BTK [C481S]
Species: Human; Expression Host: Insect(Sf9); Tag: N-terminal GST; Purity: SDS-PAGE; Application: WB,Kinase Assay
CAT. / P1HI0330S / P1HI0330L
KeyTec® CDK1/CycA2
KeyTec® CDK1/CycA2
Species: Human; Expression Host: Insect(Sf9); Tag: N-GST, N-His; Sequence: M1-M297/E174-L432; Purity: SDS-PAGE
CAT. / P1HI0331S / P1HI0331L
KeyTec® CDK1/CycB1
KeyTec® CDK1/CycB1
Species: Human; Expression Host: Insect(Sf9); Tag: N-GST, N-Flag-His; Sequence: M1-M297/N165-V433; Purity: SDS-PAGE
CAT. / P1HI0332S / P1HI0332L
KeyTec® CDK1/CycE1
KeyTec® CDK1/CycE1
Species: Human; Expression Host: Insect(Sf9); Tag: N-GST, N-His-Flag; Sequence: M1-M297/M1-E410; Purity: SDS-PAGE
CAT. / P1HI0333S / P1HI0333L
KeyTec® CDK2/CycA2
KeyTec® CDK2/CycA2
Species: Human; Expression Host: Insect(Sf9); Tag: N-GST, N-His; Sequence: M1-L298/E174-L432; Purity: SDS-PAGE
CAT. / P1HI0334S / P1HI0334L
KeyTec® CDK2/CycE1
KeyTec® CDK2/CycE1
Species: Human; Expression Host: Insect(Sf9); Tag: N-GST, N-His-Flag; Sequence: M1-L298/M1-E410; Purity: SDS-PAGE
CAT. / P1HI0335S / P1HI0335L
KeyTec® CDK3/CycE1
KeyTec® CDK3/CycE1
Species: Human; Expression Host: Insect(Sf9); Tag: N-GST, N-His-Flag; Sequence: M1-F474/M1-S341; Purity: SDS-PAGE
CAT. / P1HI0336S / P1HI0336L
KeyTec® CDK4/CycD1
KeyTec® CDK4/CycD1
Species: Human; Expression Host: Insect(Sf9); Tag: N-GST, N-Flag-His; Sequence: 1-303end/1-295end; Purity: SDS-PAGE
CAT. / P1HI0337S / P1HI0337L
KeyTec® CDK4/CycD3
KeyTec® CDK4/CycD3
Species: Human; Expression Host: Insect(Sf9); Tag: N-GST, N-His; Sequence: M1-E303/M1-L292; Purity: SDS-PAGE
CAT. / P1HI0338S / P1HI0338L

Advantages of VKEY-BIO Proteins Products

Strict Quality Control
Strict Quality Control

Each batch comes with a rigorous QC report

High Activity
High Activity

Each batch is activity-verified

Ideal for High-Throughput Screening
Ideal for High-Throughput Screening

Validated with homogeneous assay models, such as TR-FRET and ADP-Glo, ideal for high-throughput screening

Cost - Effective
Cost - Effective

High-performance at competitive prices.


VKEY-BIO Technologies News & Blog
Protein Kinase Overview
Protein Kinase Overview
26 Mar 2026
VKEY-BIO's Four Core Cytokine Detection Solutions: TNFα, IL-6, IL-8, IL-2 Empowering Inflammation and Immunity Research
VKEY-BIO's Four Core Cytokine Detection Solutions: TNFα, IL-6, IL-8, IL-2 Empowering Inflammation and Immunity Research
25 Mar 2026
Best Practices for Implementing Kinase Assays in Research
Best Practices for Implementing Kinase Assays in Research
24 Mar 2026
New Product Release | KeyTec® TR-FRET His Tag Check Kit: A New Choice for Efficient His Tag Detection
New Product Release | KeyTec® TR-FRET His Tag Check Kit: A New Choice for Efficient His Tag Detection
23 Mar 2026
Traditional vs. Time-Resolved Fluorescence: A Comparative Analysis for Modern Drug Discovery
Traditional vs. Time-Resolved Fluorescence: A Comparative Analysis for Modern Drug Discovery
22 Mar 2026
Great News! VKEY-BIO Recognized as a Shanghai “Specialized and Sophisticated Enterprise”
Great News! VKEY-BIO Recognized as a Shanghai “Specialized and Sophisticated Enterprise”
20 Mar 2026