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Bioss Recombinant Proteins: Pure. Reproducible. Scalable. 

Bioss Recombinant Proteins deliver purity, batch-to-batch reproducibility, and seamless scalability for every stage of your research. Produced in optimized expression systems and available in flexible formats, our proteins are ready to power your workflows—whether you’re running ELISA, cell-based assays, or high-throughput screening. Explore a catalog built for speed, versatility, and scientific progress— so you can spend less time sourcing reagents and more time driving discovery forward. 

Shop our full catalog of Recombinant Proteins here.

Featured Recombinant Proteins

Name SKU Name SKU
Recombinant Protein G, Tag free bs-0361P Recombinant Monkeypox virus B14R protein, C-His (HEK293) bs-43538P
Recombinant Protein A, Tag free bs-0362P Recombinant Monkeypox virus B14R protein, C-His (HEK293), Biotin Conjugated bs-43538P-Biotin
Recombinant human TNF-Alpha protein, C-His bs-0387P Recombinant Monkeypox virus A35R protein, C-His (HEK293) bs-43539P
Recombinant human IFN gamma Mature chain Protein, C-His bs-0388P Recombinant Monkeypox virus A35R protein, C-His (HEK293), Biotin Conjugated bs-43539P-Biotin
Recombinant human IL-2 protein, C-His bs-0389P Recombinant Monkeypox virus B6R protein, C-His (HEK293) bs-43540P
Recombinant human beta 2 Microglobulin Protein, C-His bs-0390P Recombinant Monkeypox virus B6R protein, C-His (HEK293), Biotin Conjugated bs-43540P-Biotin
Recombinant human CRP protein, C-His bs-0391P Recombinant Monkeypox virus B7R protein, C-His (HEK293) bs-43541P
Recombinant human BMP7 protein, His bs-0504P Recombinant Monkeypox virus B7R protein, C-His (HEK293), Biotin Conjugated bs-43541P-Biotin
Recombinant human BMP2 protein, N-His bs-0514P Recombinant Human ACE2, C-His-Avi bs-46001P
Recombinant human Insulin protein, Tag free bs-0855P Recombinant Human ACE2, C-His-Avi, Biotin Conjugated bs-46001P-Biotin
Recombinant GST protein, Tag free bs-0883P Recombinant Human ACE2 bs-46002P
Recombinant human IL-1Ra protein, His bs-0884P Recombinant SARS-CoV-2 Spike RBD bs-46003P
Recombinant human ICAM1/CD54 protein, C-His bs-10697P Recombinant SARS-CoV-2 Spike RBD, Biotin Conjugated bs-46003P-Biotin
Recombinant PRRSV N protein, His bs-10766P Recombinant SARS-CoV-2 Spike S1 bs-46004P
Recombinant human IL-6 protein, C-His bs-10807P Recombinant SARS-CoV-2 Spike S1, Biotin Conjugated bs-46004P-Biotin
Recombinant human G-CSF proteinn, C-His bs-10808P Recombinant SARS-CoV-2 Spike RBD bs-46005P
Recombinant mouse TNF alpha protein, N-His bs-10810P Recombinant SARS-CoV-2 Spike S1 bs-46006P
Recombinant FMDV VP1 protein, Sumo & His bs-10815P Recombinant SARS-CoV-2 Spike S protein, C-Fc-Avi (HEK293) bs-46007P
Recombinant human CD34 protein, C-His bs-10820P Recombinant SARS Spike RBD bs-46008P
Recombinant human CD68 protein, C-His bs-10821P Recombinant SARS Spike RBD, Biotin Conjugated bs-46008P-Biotin
Recombinant human CD31 protein, C-His bs-10825P Recombinant SARS-CoV-2 Spike RBD, C-mFc bs-46009P
Recombinant human CD105 protein, C-His bs-10826P Recombinant SARS-COV-2 Spike S1 (D614G) Protein bs-46010P
Recombinant human NSE protein, C-His bs-10829P Recombinant SARS-COV-2 S RBD (N501Y) Protein bs-46011P
Recombinant human S100B protein, N-His bs-10832P Recombinant SARS-COV-2 Spike S1 (N501Y) Protein bs-46012P
Recombinant human Tubulin beta-5 protein, C-His bs-10833P Recombinant SARS-COV-2 Spike S Trimer Protein bs-46013P
Recombinant human CK5 protein, C-His bs-10835P Recombinant SARS-COV-2 Spike S Trimer Protein, Biotin Conjugated bs-46013P-Biotin
Recombinant human CK18 protein, C-His bs-10836P Recombinant SARS-COV-2 Spike S Trimer (D614G) Protein bs-46014P
Recombinant human Ki-67 protein, C-His bs-10837P Recombinant SARS-COV-2 Spike S1 (N501Y, K417N, E484K) Protein bs-46017P
Recombinant human P53 protein, C-His bs-10841P Recombinant SARS-COV-2 Spike RBD (N501Y, K417N, E484K) Protein bs-46018P
Recombinant human VEGF protein, C-His bs-10853P Recombinant SARS-CoV-2 Spike protein fragment 2 bs-46108P
Recombinant human Vcam1 protein, C-His bs-10858P Recombinant Human ACE2 Protein bs-46110P
Recombinant mouse IL-6 protein (C-His-Tag) bs-10861P Recombinant Human ACE2 Protein, Biotin Conjugated bs-46110P-Biotin
Recombinant human Myoglobin protein, C-His bs-10874P Recombinant SARS-CoV-2 Spike RBD protein, C-His (HEK293) bs-46112P
Recombinant human TNNI3 protein, N-His bs-10877P Recombinant SARS-CoV-2 Spike RBD protein, C-His (HEK293), Biotin Conjugated bs-46112P-Biotin
Recombinant human NT-proBNP protein, N-His bs-10879P Recombinant human CD3E protein, C-His (HEK293) bs-46210P
Recombinant human Laminin subunit alpha-2 protein, C-His bs-10883P Recombinant human CD4 protein, C-His bs-46213P
Recombinant human PCNA Protein, C-His bs-10889P Recombinant human CD90 (THY1) protein, C-His (HEK293) bs-46229P
Recombinant human FABP3 protein, C-His bs-10898P Recombinant human Synuclein‑alpha (SNCA) protein, Tag free bs-46539P
Recombinant mouse TGF-beta 1 protein, C-His bs-10899P Recombinant human MAPT/TAU-F protein, Tag free bs-46540P
Recombinant human GAPDH protein, C-His bs-10900P Recombinant SARS-COV-2 Spike S1 Protein, C-His (HEK293) bs-47019P
Recombinant HBeAg protein, Tag free bs-1662P Recombinant SARS-COV-2 Spike S1 NTD Protein, C-His (HEK293) bs-47020P
Recombinant human EGF protein, GST bs-2049P Recombinant Cyno ACE2 Protein, C-His-Avi (HEK293), Biotinylated bs-47021P
Recombinant rat MOG protein, His bs-2164P Recombinant Cyno ACE2 Protein, C-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47021P-Biotin
Recombinant EGFP protein, GST bs-2194P Recombinant human Angiopoietin-like 3 Protein, C-His-Avi (HEK293), Biotinylated bs-47022P
Recombinant human bFGF protein (N-His-Tag) bs-2235P Recombinant human Angiopoietin-like 3 Protein, C-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47022P-Biotin
Recombinant human TNF alpha protein, GST bs-2258P Recombinant human Angiopoietin-2 Protein, N-His-Avi (HEK293), Biotinylated bs-47023P
Recombinant human BDNF Protein, His bs-2291P Recombinant human Angiopoietin-2 Protein, N-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47023P-Biotin
Recombinant Dengue Type 2 virus protein, Tag free bs-2298P Recombinant human TNFSF13 (Trimer) Protein, N-His (HEK293) bs-47024P
Recombinant GFP protein, His bs-33009P Recombinant human CD80 / B7-1 Protein, C-His-Avi (HEK293) bs-47025P
Recombinant RFP protein, His bs-33011P Recombinant human CD86 / B7-2 Protein, C-His-Avi (HEK293) bs-47026P
Recombinant human Thioredoxin protein, His bs-33018P Recombinant human CD86 / B7-2 Protein, C-His-Avi (HEK293), Biotin Conjugated bs-47026P-Biotin
Recombinant mCherry protein, His bs-33131P Recombinant Cynomolgus BAFFR Protein , C-His (HEK293) bs-47027P
Recombinant mStrawberry protein, His bs-33175P Recombinant human BAFFR Protein, C-His (HEK293) bs-47028P
Recombinant EYFP protein, His bs-33182P Recombinant human TNFSF13B (Trimer) Protein, N-His (HEK293) bs-47029P
Recombinant mOrange protein, His bs-33183P Recombinant human BAFFR Protein, C-hFc (HEK293) bs-47030P
Recombinant AmCyan-Tag protein, His bs-33184P Recombinant human TNFSF13B (Trimer) Protein, N-His-Avi (HEK293), Biotinylated bs-47031P
Recombinant EBFP protein, His bs-33185P Recombinant human TNFSF13B (Trimer) Protein, N-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47031P-Biotin
Recombinant ECFP protein, His bs-33189P Recombinant human TNFRSF9 Protein, C-His-Avi (HEK293), Biotinylated bs-47032P
Recombinant mouse IL-2 protein, N-His bs-41004P Recombinant human TNFRSF9 Protein, C-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47032P-Biotin
Recombinant mouse MMP-3 protein, N-His bs-41038P Recombinant human TNFSF9 (Trimer) Protein, N-His (HEK293) bs-47033P
Recombinant Mycobacterium tuberculosis ESAT6-CFP10 protein, Tag free bs-41042P Recombinant Cynomolgus BCMA protein, C-hFc (HEK293) bs-47034P
Recombinant Mycobacterium tuberculosis Ag85b protein, Tag free bs-41043P Recombinant human BCMA Protein, C-His-Avi (HEK293) bs-47035P
Recombinant mouse IFN gamma protein, C-His bs-41061P Recombinant human BCMA Protein, C-His-Avi (HEK293), Biotin Conjugated bs-47035P-Biotin
Recombinant rat IFN Gamma protein, C-His bs-41062P Recombinant human BCMA Protein, C-hFc (HEK293) bs-47036P
Recombinant mouse IL-1b protein, C-His bs-41073P Recombinant human BCMA Protein, C-His-Avi (HEK293), Biotinylated bs-47037P
Recombinant human bFGF protein, N-His bs-41087P Recombinant human BCMA Protein, C-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47037P-Biotin
Recombinant human ST2 protein, N-His bs-41103P Recombinant mouse BCMA protein, C-hFc (HEK293) bs-47039P
Recombinant human MPO protein, N-His bs-41105P Recombinant mouse BCMA protein, C-His-Avi (HEK293) bs-47040P
Recombinant human Creatine Kinase B protein, N-His bs-41112P Recombinant human B7-H3 Protein, C-His (HEK293) bs-47041P
Recombinant human Creatine Kinase MM protein, N-His bs-41113P Recombinant human CA9 Protein, C-His-Avi (HEK293) bs-47042P
Recombinant human Creatine Kinase MB Protein, N-His bs-41114P Recombinant Cynomolgus CD122 / IL2RB Protein, C-His (HEK293) bs-47043P
Recombinant human SAA1/Serum Amyloid A protein, N-His bs-41127P Recombinant human CD122 / IL2RB Protein, C-His-Avi (HEK293), Biotinylated bs-47044P
Recombinant human Apolipoprotein (a) protein, N-His bs-41130P Recombinant human CD122 / IL2RB Protein, C-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47044P-Biotin
Recombinant human TTR/Prealbumin protein, N-His bs-41140P Recombinant human CD163 Protein, C-His-Avi (HEK293) bs-47045P
Recombinant human Procalcitonin (PCT) protein, N-His bs-41144P Recombinant human CD2 Protein, C-His (HEK293) bs-47046P
Recombinant human MMP9 protein, N-His bs-41146P Recombinant human CD200 / OX-2 Protein, C-His (HEK293) bs-47047P
Recombinant human CD3 epsilon protein, His bs-41153P Recombinant human CD24 Protein, C-hFc (HEK293) bs-47048P
Recombinant human Integrin beta-1 protein, GST bs-41160P Recombinant human CD27 Protein, C-hFc (HEK293) bs-47049P
Recombinant human Cystatin-C protein, N-His bs-41175P Recombinant human CD24 Protein, C-mFc (HEK293) bs-47050P
Recombinant human beta 2 Microglobulin protein, C-His bs-41176P Recombinant human CD24 Protein, C-Llama IgG2b Fc (HEK293) bs-47051P
Recombinant human IL-6 protein, C-His bs-41177P Recombinant mouse CD24 Protein, C-mFc (HEK293) bs-47052P
Recombinant human C Reactive (CRP) Protein, N-His bs-41178P Recombinant Cynomolgus CD3E&CD3D Protein, C-hFc (HEK293) bs-47053P
Recombinant human NGAL protein, N-His bs-41179P Recombinant Cynomolgus CD3E&CD3G Protein, C-hFc (HEK293) bs-47054P
Recombinant human Cardiac FABP3 protein, N-His bs-41180P Recombinant human CD23 / Fc epsilon RII Protein, N-His (HEK293) bs-47055P
Recombinant human NSE protein, C-His bs-41181P Recombinant human CD38 Protein, C-His (HEK293) bs-47056P
Recombinant human Ferritin Heavy Chain protein, N-His bs-41188P Recombinant human CD30 Protein, C-His-Avi (HEK293), Biotinylated bs-47057P
Recombinant human Ferritin Light Chain protein, N-His bs-41189P Recombinant human CD30 Protein, C-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47057P-Biotin
Recombinant Streptolysin O protein, N-His bs-41190P Recombinant human CD36 Protein, C-His-Avi (HEK293) bs-47058P
Recombinant human S100B protein, N-His bs-41191P Recombinant mouse CD36 Protein, C-His (HEK293) bs-47059P
Recombinant human TNF-Alpha protein, C-His bs-41192P Recombinant Cynomolgus CD40 Protein, C-His (HEK293) bs-47060P
Recombinant human Ferritin (heavy+light Chain) protein, N-His bs-41193P Recombinant human CD40 / TNFRSF5 Protein, C-His (HEK293) bs-47061P
Recombinant human AD7c-NTP protein, C-His bs-41194P Recombinant human CD40 Protein, C-His-Avi (HEK293), Biotinylated bs-47062P
Recombinant human Ki-67 protein, N-His bs-41198P Recombinant human CD40 Protein, C-His-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47062P-Biotin
Recombinant human Laminin alpha-1 protein, N-His bs-41199P Recombinant mouse CD40 Protein, C-His (HEK293) bs-47063P
Recombinant human TGF-beta 1 protein, C-His bs-41200P Recombinant human CD52 Protein, C-mFc (HEK293) bs-47064P
Recombinant human CD105 protein, C-His bs-41201P Recombinant human CD5 Protein, C-hFc-Avi (HEK293), Biotinylated bs-47065P
Recombinant mouse Ly-6G Protein, N-His bs-41202P Recombinant human CD5 Protein, C-hFc-Avi (HEK293), Biotinylated, Biotin Conjugated bs-47065P-Biotin
Recombinant human EMR1 protein, N-His bs-41204P Recombinant human CD47 Protein, C-His (HEK293) bs-47066P
Recombinant human Integrin beta-1 protein, N-His bs-41205P Recombinant human CD47 Protein, C-hFc (HEK293) bs-47067P