プロテイン・エクスプレス List of Products and Services

It is a low-cost, highly active nuclease that can digest both DNA and RNA. It can be used for the degradation of host nucleic acids during protein production in E. coli and to reduce the viscosity of solutions containing nucleic acids.

• Other research reagents
• Other protein preparation
• Other purification and extraction

This is an example of the purification of IgA and IgM antibodies using Protein A resin and Protein L resin.

• Chromatography
• Other purification and extraction
• Other research reagents

Our protein A resin enables the affinity purification of VHH antibodies derived from camelids.

• Other purification and extraction
• Chromatography
• Other research reagents

Attention is increasing towards Protein L resin as an affinity resin for the purification of low molecular weight antibodies. We have examined the antibody purification capability and alkaline durability testing of our Protein L resin product, Bipo Resin Protein L (Alkaline Resistance) (Code: LAR-025).

• Other purification and extraction
• Other Protein Research
• Other research reagents

○Quantitative: Non-natural amino acids can be introduced only at the desired position. ○Rapid and simple: Pinpoint labeled proteins can be obtained purified in about 2 hours. ○Variety: Non-natural amino acids labeled with fluorescence, biotin, etc., can be introduced.

• Other protein analysis
• Other research reagents
• Other Protein Research

This catalog is a comprehensive catalog that summarizes the products and services offered by Protein Express. It introduces contract services related to proteins, antibody products, reagents for the introduction of non-natural amino acids, and antibody screening, among others. Additionally, it includes application data, which can be useful for various tests. [Contents] ■ Company Introduction ■ Contract Services ■ Products ■ Application Data Collection *For more details, please refer to the PDF materials or feel free to contact us.

• Other Protein Research
• Research Antibodies
• Chromatography

A protein contract manufacturing company has utilized its know-how to enable the low-cost production of high-performance affinity ligands. This is a high-performance resin for antibody purification that immobilizes the ligand. 【Features】 ■ Uses synthetic polymers in the matrix, resulting in low non-specific adsorption and high pressure resistance. ■ Superior cost performance compared to conventional antibody purification resins. ■ Four types of resins available for selection according to needs. ■ Can also be used for the purification of low molecular weight antibodies such as scFv and VHH antibodies. ■ Proven track record in pharmaceutical companies (research laboratories), universities, and public research institutions. ■ Ligand proteins (Protein G variants, Protein L variants) are currently patent pending. *For more details, please request materials or view the PDF data available for download.

• Protein Extraction Kit
• Other research reagents
• Chromatography

The "Kazusa KIAA Antibody" from Protein Express Co., Ltd. is a product that produces and sells proteins and their specific antibodies derived from "human brain-derived long-chain cDNA (KIAA)" and mouse homolog genes (mKIAA) held by the DNA Research Institute. 【Features】 ■ Antigens from long-chain cDNA clones or human transcription-related proteins held by the DNA Research Institute ■ Collection of rabbit polyclonal antibodies *For more details, please contact us or download the catalog.

• Research Antibodies

Protein Express Co., Ltd. is engaged in the development of high-performance manufacturing technology for affinity ligand proteins (Protein A, G, L) used in antibody purification, based on our long-established protein manufacturing technology. 【Features】 ■ High performance ■ Low cost *For more details, please contact us or download the catalog.

• Other purification and extraction

At Protein Express Co., Ltd., we synthesize proteins that incorporate your desired non-natural amino acids at specific sites and offer contract synthesis of non-natural amino acid incorporated proteins. ■ Synthesis using an E. coli cell-free translation system ■ Responding to a wide range of needs *For more details, please contact us or download the catalog.

• Other purification and extraction
• Custom reactions and synthesis

Protein Express Co., Ltd. offers protein production outsourcing using protein expression technology based on Escherichia coli, Brevibacillus, and cell-free translation systems. We provide services that can meet customer demands to the fullest extent. 【Features】 ■ Construction of expression vectors (including synthetic gene construction and mutation introduction) ■ Contract protein expression services (proposals for production systems according to applications, etc.) ■ Contract protein purification services (affinity, ion exchange, gel filtration, etc.) ■ Total consulting from construct design to production ■ Wide range of needs accommodated *For more details, please contact us or download the catalog.

• Other protein preparation
• Other bio-related products and services
• Other purification and extraction