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Recombinant Proteins | Research Proteins & Custom Services

Find, compare, and order recombinant and native proteins from our catalog – or request Custom Protein Services tailored to your specific requirements.

If you are looking to buy recombinant proteins for life science research, explore a broad selection including cytokines, enzymes, antigens, growth factors, viral proteins, and target-specific proteins for ELISA, Western Blot, SDS-PAGE, binding studies, functional assays, and other applications.

Browse more than 160,000 research proteins and filter by target, species, expression system, tag, biological activity, purity, format, application, and delivery time. Datasheets, pricing, quantity options, and scientific support help you select the protein best suited to your research.

Find reliable target proteins and customized protein production services.

As a supplier of research proteins, we provide scientists with both ready-to-use catalog products and flexible Custom Protein Services for protein expression and purification. Whether you require proteins as specific antigens, reference standards, or for molecular interaction studies, our portfolio focuses on high purity, stability, and batch-to-batch reproducibility.

Which protein solution do you need?

Close-up of a life science researcher wearing blue gloves opening a microcentrifuge tube containing high-purity target proteins for assay validation.

Ready-to-order recombinant and native research proteins with datasheets, pricing, delivery information, and quantity options. Suitable for ELISA, Western Blot, SDS-PAGE, binding studies, functional assays, and other life science applications.

  • Ready-to-order, quality-assured proteins
  • Fast delivery with many proteins ready to ship
  • More than 100,000 different proteins from a wide range of species

Predefined protein constructs with specified sequences, tags, expression systems, and purification options for a faster and more streamlined custom protein ordering process.

  • Expression in HEK293 or cell-free systems
  • Choose full-length or domain-based formats to match your research needs
  • Risk-free production: no costs if production is unsuccessful

Custom production, expression, purification, and characterization of recombinant proteins for standard targets, challenging proteins, and specialized research requirements.

  • Protein expression, purification, and characterization services
  • Multiple expression systems available
  • Optimized workflows for challenging targets and specialized applications

163,946 results

HMGB1 Origin: Human Host: Wheat germ Recombinant AP, AA, ELISA, WB
Pubmed 28 references
Catalog No. ABIN1306797
$447.26
Plus shipping costs $50.00, if applicable $20.00 dry ice
10 μg (More quantities available)
Shipping to: United States
Delivery in 11 to 14 Business Days
 
NFkBP65 Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining Func, AbP, PI, STD Active
Pubmed 25 references
Catalog No. ABIN2730698
$1,112.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
KLF4 Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining AbP, STD
Pubmed 23 references
Catalog No. ABIN2724292
$956.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
KEAP1 Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining AbP, STD
Pubmed 21 references
Catalog No. ABIN2724103
$1,112.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
CD81 Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining STD, AbP
Pubmed 17 references
Catalog No. ABIN2713788
$1,112.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
CYR61 Origin: Human Host: Wheat germ Recombinant AP, AA, ELISA, WB
Pubmed 16 references
Catalog No. ABIN1351026
$800.71
Plus shipping costs $50.00, if applicable $20.00 dry ice
25 μg (More quantities available)
Shipping to: United States
Delivery in 11 to 14 Business Days
 
TARDBP Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining AbP, STD
Pubmed 16 references
Catalog No. ABIN2733240
$1,112.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
BMP2 Origin: Human Host: Escherichia coli (E. coli) Recombinant > 95 % as analyzed by non-reducing SDS-PAGE. Active
Pubmed 15 references
Catalog No. ABIN2017697
$407.66
Plus shipping costs $50.00
50 μg (More quantities available)
Shipping to: United States
Delivery in 2 to 4 Business Days
 
MYC Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining AbP, STD
Pubmed 14 references
Catalog No. ABIN2715370
$1,112.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
Origin: Streptomyces avidinii FACS, CA, MA
Pubmed 12 references
Catalog No. ABIN1113138
$374.68
Plus shipping costs $50.00
1 mg
Shipping to: United States
Delivery in 2 to 4 Business Days
 
LOX Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining AbP, STD
Pubmed 12 references
Catalog No. ABIN2712316
$1,112.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
PCSK9 Origin: Human Host: HEK-293 Cells Recombinant >97 % as determined by SDS-PAGE. Active
Pubmed 10 references
Catalog No. ABIN2181580
$495.08
Plus shipping costs $50.00
50 μg (More quantities available)
Shipping to: United States
Delivery in 2 to 4 Business Days
 
CAPN2 Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining AbP, STD
Pubmed 9 references
Catalog No. ABIN2713061
$1,112.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
Origin: SARS Coronavirus-2 (SARS-CoV-2) Host: HEK-293 Cells Recombinant >90 % as determined by SDS-PAGE. SDS, Func
Pubmed 9 references
Catalog No. ABIN6952427
$532.77
Plus shipping costs $50.00
100 μg (More quantities available)
Shipping to: United States
Delivery in 2 to 4 Business Days
 
IFIH1 Origin: Human Host: HEK-293 Cells Recombinant > 80 % as determined by SDS-PAGE and Coomassie blue staining AbP, STD
Pubmed 8 references
Catalog No. ABIN2722584
$1,112.40
Plus shipping costs $50.00, if applicable $20.00 dry ice
20 μg
Shipping to: United States
Delivery in 11 to 12 Business Days
 
HPX Origin: Human Host: Human Native >95 %
Pubmed 8 references
Catalog No. ABIN5662823
$172.31
Plus shipping costs $50.00
100 μg (More quantities available)
Shipping to: United States
Delivery in 3 to 5 Business Days
 
LAG3 Origin: Human, Mouse, Monkey Host: CHO Cells Recombinant >99 % (SDS-PAGE) SDS, FACS Active
Pubmed 6 references
Catalog No. ABIN1344459
$539.07
Plus shipping costs $50.00
50 μg
Shipping to: United States
Delivery in 5 to 10 Business Days
 
HSP70 Origin: Human Host: Escherichia coli (E. coli) Recombinant >90% SDS, ELISA, Func, WB, AcA Active
Pubmed 6 references
Catalog No. ABIN1686670
$576.00
Plus shipping costs $50.00
100 μg (More quantities available)
Shipping to: United States
Delivery in 3 to 5 Business Days
 
HSPA8 Origin: Human Host: Escherichia coli (E. coli) Recombinant >90% WB, SDS, ELISA, Func, AcA Active
Pubmed 6 references
Catalog No. ABIN1686679
$466.80
Plus shipping costs $50.00
100 μg (More quantities available)
Shipping to: United States
Delivery in 3 to 5 Business Days
 
FcRn Origin: Human Host: HEK-293 Cells Recombinant >95 % as determined by SDS-PAGE. Active
Pubmed 6 references
Catalog No. ABIN2181085
$495.08
Plus shipping costs $50.00
50 μg (More quantities available)
Shipping to: United States
Delivery in 2 to 4 Business Days
 
  • Type Protein
    • Protein
  • Target
    • SARS-CoV-2 Spike (SARS-CoV-2 S)
    • Hemagglutinin (HA)
    • Hemoglobin Subunit beta (HBB)
    • EGFR
    • TNF alpha
    • MAPT
    • IL-6 (IL6)
    • RBFA
    • TPI1
    • Interferon gamma (IFNG)
    • IL-2 (IL2)
    • IL-4 (IL4)
    • HBA1
    • METK
    • Myoglobin (MB)
    • IL-10 (IL10)
    • IGF1
    • Albumin (ALB)
    • Growth Hormone 1 (GH1)
    • IL-1 beta (IL1B)
    • Lipoyl synthase (lipA)
    • Thymidylate Kinase (Tmk)
    • KIT
    • SARS-CoV-2 Spike S1
    • GM-CSF (CSF2)
    • PD-L1
    • VEGFA
    • CD40 Ligand (CD40LG)
    • Phenylalanyl-tRNA Synthetase, alpha Subunit (FARSA)
    • CD137 (TNFRSF9)
    • PYRB
    • Malate Dehydrogenase (MDH)
    • GLMM
    • Streptavidin
    • UNG
    • FGF2
    • TGFB1
    • Cytidine Monophosphate (UMP-CMP) Kinase 1, Cytosolic (CMPK1)
    • ErbB2/Her2
    • BCMA (TNFRSF17)
    • Coronavirus Spike Glycoprotein (CoV S)
    • IL1A
    • PD-1 (PDCD1)
    • CARS2
    • CTLA4
    • KIT Ligand (KITLG)
    • ACE2
    • PISD
    • TRMT5
    • CD47
    Please use search to find more...
  • Application
    • ELISA
    • Western Blotting (WB)
    • SDS-PAGE (SDS)
    • Immunogen (Imm)
    • Positive Control (PC)
    • Antibody Production (AbP)
    • Standard (STD)
    • Screening Assay (ScA)
    • Activity Assay (AcA)
    • Functional Studies (Func)
    • Immunoassay (IA)
    • Affinity Measurement (AM)
    • Antibody Drug Assay (ADA)
    • Surface Plasmon Resonance (SPR)
    • Phage Display (PhD)
    • Cryogenic electron microscopy (cryo-EM)
    • Cell Culture (CC)
    • Kinase Activity Assay (KAA)
    • Immunoprecipitation (IP)
    • Enzyme Activity Assay (EAA)
    • Mass Spectrometry (MS)
    • Protein Interaction (PI)
    • Biochemical Assay (BCA)
    • Flow Cytometry (FACS)
    • Enzyme Immunoassay (EIA)
    • Lateral Flow (LF)
    • Immunohistochemistry (IHC)
    • Enzyme Kinetics (EK)
    • Affinity Purification (AP)
    • Antibody Array (AA)
    • Immunofluorescence (IF)
    • Negative Control (NC)
    • Substrate (S)
    • Dot Blot (DB)
    • Fluorescence Microscopy (FM)
    • Bio-Layer Interferometry (BLI)
    • FLISA
    • Phosphatase Activity Assay (PAA)
    • Protein Array (PAr)
    • Cellular Assay (CA)
    • Cell Migration Assay (CMA)
    • Control Peptide (CP)
    • Immunocytochemistry (ICC)
    • In vivo Studies (in vivo)
    • Latex enhanced turbidimetric Immunoassay (LETIA)
    • Neutralization (Neut)
    • Immunohistochemistry (Frozen Sections) (IHC (fro))
    • Immunohistochemistry (Paraffin-embedded Sections) (IHC (p))
    • Size-exclusion chromatography-High Pressure Liquid Chromatography (SEC-HPLC)
    • Activation (Act)
    Please use search to find more...
  • Reactivity
    • Human
    • Mouse
    • Rat
    • Cow
    • Arabidopsis thaliana
    • Saccharomyces cerevisiae
    • E. coli
    • Cynomolgus
    • Pig
    • Xenopus laevis
    • Chicken
    • Zebrafish (Danio rerio)
    • Dog
    • Rabbit
    • SARS Coronavirus-2 (SARS-CoV-2)
    • Xenopus tropicalis
    • Orang-Utan
    • Schizosaccharomyces pombe
    • Rhesus Monkey
    • Chimpanzee
    • Sheep
    • Horse
    • Chemical
    • Staphylococcus aureus
    • Candida albicans
    • Influenza A Virus
    • Mycobacterium tuberculosis
    • Oryza sativa
    • Monkey
    • Guinea Pig
    • Shigella flexneri
    • Bacillus subtilis
    • Pseudomonas aeruginosa
    • Cat
    • Human Immunodeficiency Virus (HIV)
    • Salmonella typhimurium
    • C. elegans
    • Mycoplasma pneumoniae
    • Hepatitis C Virus (HCV)
    • Goat
    • Neurospora crassa
    • Golden Syrian Hamster
    • Haemophilus influenzae
    • Mycobacterium bovis
    • Salmonella typhi
    • Pongo pygmaeus
    • Chinese Hamster
    • Emericella nidulans
    • Zea mays
    • Yersinia pestis
    Please use search to find more...
  • Cited in publications
  • Images available
  • Independent Validation
  • Preservative free only
  • Carrier free only
  • Host
    • Escherichia coli (E. coli)
    • Yeast
    • HEK-293 Cells
    • Cell-free protein synthesis (CFPS)
    • Wheat germ
    • Bacteria
    • Mammalian Cells
    • Baculovirus infected Insect Cells
    • Human Cells
    • Insect Cells
    • Human
    • Insect cells (Sf9)
    • CHO Cells
    • Eukaryota
    • Synthetic
    • HEK-293T Cells
    • Cow
    • Yeast (Pichia pastoris)
    • Streptomyces avidinii
    • Chicken
    • Mouse
    • Hi-5 Cells
    • Escherichia coli (E. Coli)
    • Pig
    • Cell culture
    • Chicken eggs
    • Dog
    • HEK-293F Cells
    • Monkey
    • Rabbit
    • Yeast (Hansenula)
    • Vero Cells
    • Baculovirus
    • Rat
    • Yeast (Saccharomyces Cerevisiae)
    • Drosophila S2 Cells
    • Insect cells (Sf21)
    • Cat (Feline)
    • Bungarus multicinctus (Many-banded krait)
    • Influenza A Virus
    • Guinea Pig
    • HeLa Cells
    • Sheep
    • Arabidopsis thaliana
    • Dendroaspis angusticeps (Eastern green mamba)
    • Rice (Oryza sativa)
    • Staphylococcus aureus
    • Campylobacter jejuni
    • Dengue Virus
    • Fruit Fly (Drosophila melanogaster)
    Please use search to find more...
  • Clone
    • SUS11-NBS01
  • Binding Specificity
    • Transcript Variant 1
    • full length
    • partial
    • Transcript Variant 2
    • AA 99-330
    • Transcript Variant 3
    • RBD
    • AA 1-146
    • AA 1-312
    • AA 1-309
    • AA 1-313
    • AA 1-323
    • AA 1-314
    • AA 1-320
    • AA 1-198
    • AA 1-211
    • Extracellular Domain
    • AA 1-317
    • AA 1-200
    • AA 1-297
    • AA 1-261
    • AA 1-316
    • AA 1-326
    • AA 1-208
    • AA 1-245
    • AA 1-201
    • AA 1-341
    • AA 1-375
    • AA 1-140
    • AA 1-217
    • AA 1-311
    • AA 1-210
    • AA 1-218
    • AA 1-292
    • AA 1-445
    • AA 1-212
    • AA 1-219
    • AA 1-199
    • AA 1-396
    • AA 1-299
    • AA 1-141
    • AA 1-172
    • N-Term
    • AA 1-300
    • AA 1-227
    • AA 1-359
    • AA 1-186
    • AA 1-185
    • AA 1-189
    • AA 1-321
    Please use search to find more...
  • Conjugate
    • His tag
    • Strep Tag
    • GST tag
    • Un-conjugated
    • Myc-DYKDDDDK Tag
    • His-IF2DI Tag
    • Fc Tag
    • His-SUMO Tag
    • His tag,GST tag
    • GST tag,His tag
    • DYKDDDDK Tag,Strep Tag
    • hFc Tag
    • DYKDDDDK Tag
    • His-Avi Tag,Biotin
    • Biotin,His-Avi Tag
    • mFc Tag
    • His-Avi Tag
    • His tag,AVI tag,Biotin
    • His-SUMO Tag,Strep Tag
    • His tag,MYC tag
    • HRP
    • Fc Tag,His tag
    • TRX tag
    • His-Fc tag
    • SUMO Tag
    • His-GST
    • hIgG-His-tag
    • DYKDDDDK-His Tag
    • His tag,SUMO Tag
    • His-SUMO Tag,MYC tag
    • His tag,DYKDDDDK Tag
    • Ovalbumin
    • Biotin
    • Fc Tag,AVI tag,Biotin
    • V5 tag,SBP Tag,His tag,Dimerization Zipper
    • T7 tag,His tag
    • BSA
    • His-DYKDDDDK-Strep II Tag
    • SBP Tag
    • His tag,Fc Tag
    • Biotin,His tag
    • Fc-His Tag
    • Fc-Avi Tag,Biotin
    • His-KSI Tag
    • His-KSI tag
    • hFc-Avi Tag,Biotin
    • His-B2M tag
    • His tag,mFc Tag
    • His tag,MBP tag
    • His tag,FITC
    • His tag,Biotin
  • Isotype
    • IgE
    • IgE lambda
  • Protein Type
    • Recombinant
    • Synthetic Nanodisc
    • Native
    • Synthetic
    • VLP
    • MNP Membrane Nanoparticle
    • MSP Nanodisc
    • cVLP
  • Format
    • Lyophilized
    • Liquid
    • Lyophilized or Liquid
    • Frozen
    • Concentrated
    • Powder
  • Biological Activity
    • Biologically Active
    • Biologically Inactive
  • Fragment
    • Fc fragment
    • scFv fragment
  • Grade
    • custom-made
    • MALS verified
    • Animal-Free
    • GMP Grade
    • HPLC verified
    • Research Grade
    • Premium grade
    • MALS verified, SPR verified
    • SPR verified
    • MALS verified,SPR verified
    • BLI verified
    • Calibrator Grade
    • GMP Grade (Analyte)
    • Reagent Grade
  • Supplier
    • antibodies-online
    • CUSABIO
    • Signalway
    • OriGene
    • ProteoGenix
    • Abbexa
    • ACROBiosystems
    • Active Motif
    • ITSI-Biosciences
    • Rockland
    • FabGennix
    • Abeomics
    • Cloud-Clone
    • ProSci
    • Cohesion Biosciences
    • Immune Technology
    • RayBiotech
    • Biospes
    • Jena Bioscience
    • Alomone Labs
    • AB Diagnostic Systems
    • QED Bioscience
    • Giotto Biotech
    • Athens Bioscience, Inc.
    • PROALT
    • Kamiya Biomedicals
    • BioAcademia
    • The native Antigen Company
    • tgcBIOMICS
    • Agrisera
    • Eurogentec
    • HMGBiotech
    • Oryzogen
    • Columbia Biosciences
    • Cube Biotech
    • Abiocode
    • NBS-C
    • PROGEN
    • BioAssay Works
    • Ethos Biosciences
    • GenScript
    • Equitech-Bio
    • InVitria
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