Recombinant Proteins
for Advanced Research

OriGene offers an extensive library of human and mouse recombinant proteins, expressed in mammalian (HEK293) and E. coli systems. Our portfolio includes purified proteins and over-expressed cell lysates, designed to meet the diverse needs of researchers studying protein expression, function, and interaction.


27,000+
Full-length Purified Human Proteins
6,000+
Mouse Proteins
11,000+
E.coli Expressed Proteins
40,000+
Over-expression Lysate

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Featured Products

Specially curated protein collections designed for specific research needs and applications

Full-Length Purified Human Proteins

Full-Length Purified Human Proteins

The broadest coverage – Over 10,000 full-length purified human proteins produced in human cells.
Overexpressed Cell Lysates

Overexpressed Cell Lysates

Tagged overexpression lysates, a cost-effective assay standard for Western blot, ELISA, and other antibody assays.
E. coli Expressed Proteins

E. coli Expressed Proteins

Cost-effective prokaryotic expression system proteins for high-yield applications.
Biotinylated Proteins

Biotinylated Proteins

Pre-biotinylated proteins for enhanced detection, purification, and immobilization in various assays
Activity Tested Proteins

Activity Tested Proteins

20+ functional proteins including cytokines, growth factors, ligase
Mutant Proteins

Mutant Proteins

Includes 90+ purified & well characterized mutant proteins expressed in human cells.

Recombinant Protein Product Library

Explore our comprehensive collection of high-quality recombinant proteins spanning multiple therapeutic and research areas for various applications including Western Blot, ELISA, assay and antibody development, mass spec and more...

Research Areas

CAR-T Targets

CAR-T Targets

Targets for chimeric antigen receptor T-cell therapy development - Tenascin C, CD19, CD84, Her2
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ADC Targets

ADC Targets

Antibody-drug conjugate targets for precision oncology research - HER3, B7-H3, B7-H4, Claudins
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CD Markers

CD Markers

CD markers for immune cell identification and profiling, including T-cell, B-cell, myeloid, and stem cell surface antigens.
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Cytokine & Chemokines

Cytokine & Chemokines

Cytokines & chemokines for immune modulation and translational research, featuring IL-2, IL-6, TNF-α, IFN-γ, CXCL10, CCL2, and more
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Cellular Functions

Secretory Proteins

Secretory Proteins

1,800+ secreted proteins including cytokines, coagulation factors, growth factors, and other signaling molecules
Membrane Proteins

Membrane Proteins

5,000+ predicted membrane proteins, many are available in stable purified nanodisc format.
Intracellular Proteins

Intracellular Proteins

15,000+ predicted intracellular localized proteins

Disease Focused

Neurology

Neurology

900+ targets related to nervous system diseases including neurodegenerative, epilepsy, and sensory
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Immune System

Immune System

300+ targets focusing on allergies, autoimmune, and immunodeficiency, and other immune system disease
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Metabolic

Metabolic

200+ targets related to endocrine, metabolic diseases including diabetes
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Cardiovascular

Cardiovascular

400+ targets focusing on key markers for cardiac and vascular diseases
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Cancer

Cancer

300+ targets relevant to cancer of head/neck, lung, skin, sarcoma, gastrointestinal, bladder, brain/CNS, endocrine, lymphoid
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Versatile Research Applications

Our recombinant proteins are used by researchers accross multiple experimental platforms

Western Blot

Western Blot

Simple Western™

Simple Western™

ELISA

ELISA

Functional Assay

Functional Assay

SPR

SPR

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Custom Protein Services

Can’t find the protein you need in our catalog? Contact our custom protein services team, we’ll partner with you to design and produce a tailored protein solution, from full de novo development to customized versions of existing proteins.

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Recombinant Protein Resources