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Rubella Virus Nucleoprotein (Strain F-Therien)
Recombinant Rubella Nucleoprotein (strain F-Therien), produced in mammalian HEK293 cells.
Rubella Virus VLP Gen.2
Recombinant Rubella (strain F-Therien) virus-like particles consisting of spike glycoprotein E1, spike glycoprotein E2 and Capsid protein, produced in mammalian HEK293 cells. The Native Antigen Company have redeveloped the Rubella VLP offering a second-generation product of higher quality and reproducibility. Contact us for the bulk inquiry discount.
Saint Louis Encephalitis Virus NS1 Protein
Recombinant Saint Louis encephalitis virus NS1 protein produced in HEK293 cells, incorporating a C-terminal 6x His-tag.
Salmonella Typhi Hemolysin E (HlyE) Protein, His-Tag (E. coli)
Salmonella typhi Hemolysin E protein is a recombinant antigen manufactured to high purity in E. coli cells for immunoassay development and other applications.
Salmonella Typhi Outer Membrane Protein (OMP), His-Tag (E. coli)
Salmonella typhi Outer Membrane Protein (OMP) is a recombinant antigen manufactured to high purity in E. coli cells for immunoassay development and other applications.
Salmonella Typhimurium Cells, Heat-Inactivated
Heat-killed Salmonella typhimurium cells in dextran solution. Antigen is intended for use as a positive control in immunoassay development for Salmonella detection. Part of the BacTrace® range of antigens and antibodies.
SARS Coronavirus Envelope Protein (E. coli)
SARS Coronavirus Envelope Protein is a recombinant antigen which contains the N-terminus (1-76 amino acids) of the Envelope protein immunodominant regions. It is manufactured in E. coli and is immunoreactive with sera from SARS-infected individuals.
SARS Coronavirus Membrane Protein (Matrix) (E. coli)
SARS Coronavirus Membrane Protein (Matrix) is a recombinant protein (also known as E1 glycoprotein or Matrix) manufactured in E. coli. Protein contains duplicate Membrane immunodominant region sequences fused with a proprietary linker and His-tag. Immunoreactive with sera from SARS-infected individuals.
SARS Coronavirus Nucleoprotein (C-Term) (E. coli)
SARS Coronavirus Nucleoprotein (C-Term) is a recombinant protein (also known as the nucleocapsid core antigen) comprising amino acids 340-390 immunodominant regions. it is manufactured in E. coli, with Immunoreactive with sera from SARS-infected individuals with minimum specificity problems.
SARS Coronavirus Nucleoprotein (N-Term) (E. coli)
SARS Coronavirus Nucleoprotein (N-Term) is a recombinant protein (also known as the nucleocapsid core antigen) comprising amino acids 1-49 immunodominant regions. It is manufactured in E. coli and immunoreactive with sera from SARS-infected individuals.
SARS Coronavirus Nucleoprotein, His-Tag (HEK293)
SARS Coronavirus Nucleoprotein (AA 2-422) is a recombinant antigen manufactured in HEK293 cells for use in vaccine research and immunoassay development.
SARS Coronavirus Spike Glycoprotein (S1), His-Tag (HEK293)
SARS Coronavirus Spike Glycoprotein (S1) is a recombinant antigen which contains amino acids 1-666 of S1 subunit. It is manufactured in mammalian HEK293 cells with
SARS-CoV-2 (B.1.1.28) Spike Glycoprotein (S1) RBD, His-Tag (HEK293)
BRAZILIAN (GAMMA) VARIANT SARS-CoV-2 spike receptor binding domain (RBD) from Brazilian variant. Contains amino acid changes K417T, E484K, N501Y relative to Wuhan Hu-1. The protein was produced in HEK293 cells and purified from culture supernatant. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.1.28/P.1) Stabilized Spike Glycoprotein (Full-Length), His-Strep-Tag (HEK293)
BRAZILIAN (GAMMA) VARIANT Pre-fusion stabilized SARS-CoV-2 Spike protein of the virus variant B.1.1.28/P1 (Brazilian variant) containing amino acid changes L18F, T20N, P26S, D138Y, R190S, K417T, E484K, N501Y, D614G, H655Y, T1027I, V1176F relative to Wuhan Hu-1. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.1.529/Omicron) Nucleoprotein, His-Tag (E. coli)
OMICRON VARIANT SARS-CoV-2 (B.1.1.529/Omicron) nucleoprotein is a recombinant Omicron NP expressed and purified from E. coli. Compared to wild type SARS-CoV-2 nucleoprotein, Omicron nucleoprotein has the following mutations, P13L, ∆31-33, R203K, G204R. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.1.529/Omicron) Spike Glycoprotein (S1) RBD, His-Tag (HEK293)
OMICRON VARIANT SARS-CoV-2 (B.1.1.529/Omicron) Spike RBD (receptor binding domain) protein. Relative to Wuhan-Hu-1 this protein has following amino acid changes: G339D, S371L, S373P, S375F, K417N, N440K, G446S, S477N, T478K, E484A, Q493R, G496S, Q498R, N501Y, Y505H. Biotinylated protein also available. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.1.529/Omicron) Spike Glycoprotein (S1), Sheep Fc-Tag (HEK293)
OMICRON VARIANT SARS-CoV-2 (B.1.1.529/Omicron) Spike subunit 1 protein. Relative to Wuhan-Hu-1 this protein has following amino acid changes: A67V, H69del, V70del, T95I, G142D, V143del, Y144del, Y145del, N211del, L212I, ins214EPE, G339D, S371L, S373P, S375F, K417N, N440K, G446S, S477N, T478K, E484A, Q493R, G496S, Q498R, N501Y, Y505H, T547K, D614G, H655Y. Biotinylated protein available. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.1.529/Omicron) Stabilized Spike Glycoprotein (Trimeric), His-Strep-Tag (HEK293)
OMICRON VARIANT SARS-CoV-2 (B.1.1.529/Omicron) stabilized spike recombinant protein. Relative to Wuhan-Hu-1 the protein has amino acid changes A67V, H69del, V70del, T95I, G142D, V143del, Y144del, Y145del, N211del, L212I, ins214EPE, G339D, S371L, S373P, S375F, K417N, N440K, G446S, S477N, T478K, E484A, Q493R, G496S, Q498R, N501Y, Y505H, T547K, D614G, H655Y, N679K, P681H, N764K, D796Y, N856K, Q954H, N969K, L981F. The furin cleavage site has been altered to GSAS, and the protein has 6 amino acid changes in the S2 portion to stabilize trimer formation, commonly known as HexaPro. The C-terminus contains a T4 foldon domain. Biotinylated protein available. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.1.7 + E484K) Stabilized Spike Glycoprotein (Full-Length), His-Strep-Tag (HEK293)
UNITED KINGDOM (ALPHA) VARIANT Pre-fusion stabilized SARS-CoV-2 Spike protein of the 'New Kent'; variant B.1.1.7 containing amino acid change E484K (in addition to 69-70del, Y144del, N501Y, A570D, P681H, T716I, S982A, D1118H). SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease. Lineage B.1.1.7 (Variant of Concern 202012/01) is correlated with a significant increase in the rate of COVID-19 infection in the UK.
SARS-CoV-2 (B.1.1.7) Spike Glycoprotein (Full-Length), His-Tag (HEK293)
UNITED KINGDOM (ALPHA) VARIANT SARS-CoV-2 Spike protein that contains all amino acid changes of the “UK variant” B.1.1.7 of SARS-CoV-2: 69-70del, Y144del, N501Y, A570D, P681H, T716I, S982A, D1118H relative to Wuhan-Hu-1. This construct has a functional furin cleavage site. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.1.7) Stabilized Spike Glycoprotein (Full-Length), His-Strep-Tag (HEK293)
UNITED KINGDOM (ALPHA) VARIANT SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease. Lineage B.1.1.7 (Variant of Concern 202012/01) is correlated with a significant increase in the rate of COVID-19 infection in the UK and includes amino acid substitutions 69-70del, Y144del, N501Y, A570D, P681H, T716I, S982A, D1118H relative to the prototypic Wuhan-Hu-1 strain.
SARS-CoV-2 (B.1.351) Stabilized Spike Glycoprotein (Trimeric), His-Strep-Tag (HEK293)
SOUTH AFRICAN (BETA) VARIANT SARS-CoV-2 (B.1.351) stabilized spike glycoprotein, from the South Africa variant. It contains amino acid changes L18F, D80A, D215G, del242-244, K417N, E484K, N501Y, D614G, and A701V, relative to Wuhan-Hu-1. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.351/501.V2) Stabilized Spike Glycoprotein (Full-Length), His-Strep-Tag (HEK293)
SOUTH AFRICAN (BETA) VARIANT SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease. The B.1.351/501.V2 variant, also known as 501.V2, 20H/501Y.V2 (formerly 20C/501Y.V2), was first detected in South Africa and includes the amino acid substitutions D80A, D215G, K417N, E484K, N501Y and A701V relative to the prototypic Wuhan-Hu-1 strain.
SARS-CoV-2 (B.1.351/501Y.V2) Spike Glycoprotein (S1) RBD, His-Tag (HEK293)
SOUTH AFRICAN (BETA) VARIANT SARS-CoV-2 spike receptor binding domain (RBD) from South African variant. Contains amino acid changes K417N, E484K, N501Y relative to Wuhan Hu-1. The protein was produced in HEK293 cells and purified from culture supernatant. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.617.1) Spike Glycoprotein (S1) RBD, His-Tag (HEK293)
KERALA (KAPPA) VARIANT SARS-CoV-2 (B.1.617.1) RBD mutant from the Kerala variant. Contains amino acid changes E484Q, L452R relative to Wuhan Hu-1. The protein was produced in HEK293 cells and purified from culture supernatant. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.617.2; AY.1, AY.2, AY.3) Stabilized Spike Glycoprotein (Trimeric), His-Strep-Tag (HEK293)
INDIAN (DELTA) VARIANT SARS-CoV-2 (B.1.617.2; AY.1, AY.2, AY.3) stabilized Spike from the Indian (Delta) variant. Contains T19R, T95I, G142D, E156G, del157-158, W258L, N417K, L452R, T478K, D614G, P681R, D950N mutations. The protein was produced in HEK293 cells and purified from culture supernatant. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (B.1.617.2) Spike Glycoprotein (S1) RBD, His-Tag (HEK293)
INDIAN (DELTA) VARIANT SARS-CoV-2 (B.1.617.2) RBD mutant from the Delta variant. Contains amino acid changes L452R, T478K relative to Wuhan Hu-1. The protein was produced in HEK293 cells and purified from culture supernatant. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 (N501Y Mutant) Spike Glycoprotein (S1) RBD, His-Tag (HEK293)
UNITED KINGDOM (ALPHA) VARIANT SARS-CoV-2 (N501Y mutant) spike subunit 1 (S1) receptor binding domain (RBD) is a recombinant antigen manufactured in HEK293 cells to high purity. This antigen contains N501Y amino acid change relative to the Wuhan-Hu-1 isolate. The N501Y mutation has been reported to increase binding affinity to human ACE2. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 3C-Like Proteinase (3CLpro), Active
Active recombinant full-length SARS-CoV-2 3CLpro, part of the large replicase polyprotein 1ab (S3264-Q3569), expressed in E. coli cells with an N-terminal His-tag. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Neutralization Assay Development Kit (Brazilian Variant RBD-ACE2)
BRAZILIAN VARIANT This SARS-CoV-2 Neutralization Assay Development Kit (BZ variant RBD-ACE2) is intended for the identification and qualitative measurement of neutralizing antibodies. Kit contains enough reagents for 10 x 96-well plates. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Neutralization Assay Development Kit (Delta Variant RBD-ACE2)
DELTA VARIANT This SARS-CoV-2 Neutralization Assay Development Kit (Delta variant RBD-ACE2) is intended for the identification and qualitative measurement of neutralizing antibodies. Kit contains enough reagents for 10 x 96-well plates. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Neutralization Assay Development Kit (Kerala Variant RBD-ACE2)
KERALA (KAPPA/B.1.617.1) VARIANT This SARS-CoV-2 Neutralization Assay Development Kit (Kerala variant RBD-ACE2) is intended for the identification and qualitative measurement of neutralizing antibodies. Kit contains enough reagents for 10 x 96-well plates. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Neutralization Assay Development Kit (Lambda Variant RBD-ACE2)
LAMBDA VARIANT This SARS-CoV-2 Neutralization Assay Development Kit (Lambda variant RBD-ACE2) is intended for the identification and qualitative measurement of neutralizing antibodies. Kit contains enough reagents for 10 x 96-well plates. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Neutralization Assay Development Kit (Omicron Variant SPIKE-ACE2)
OMICRON VARIANT This SARS-CoV-2 Neutralization Assay Development Kit (Omicron variant SPIKE-ACE2) is intended for the identification and qualitative measurement of neutralizing antibodies. Kit contains enough reagents for 10 x 96-well plates. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Neutralization Assay Development Kit (RBD-ACE2)
Wild-Type (Wuhan-Hu-1) This SARS-CoV-2 Neutralization Assay Development Kit (RBD-ACE2) is intended for the identification and qualitative measurement of neutralizing antibodies. Kit contains enough reagents for 10 x 96-well plates. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Neutralization Assay Development Kit (South African Variant RBD-ACE2)
SOUTH AFRICAN VARIANT This SARS-CoV-2 Neutralization Assay Development Kit (SA variant RBD-ACE2) is intended for the identification and qualitative measurement of neutralizing antibodies. Kit contains enough reagents for 10 x 96-well plates. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Neutralization Assay Development Kit (United Kingdom Variant RBD-ACE2)
UNITED KINGDOM (UK) VARIANT This SARS-CoV-2 Neutralization Assay Development Kit (UK variant RBD-ACE2) is intended for the identification and qualitative measurement of neutralizing antibodies. Kit contains enough reagents for 10 x 96-well plates. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 NSP1 Protein, His-Tag (E. coli)
SARS-CoV-2 NSP1 protein, His-tag is a recombinant viral protein expressed in E. coli. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 NSP10/NSP16 Methyltransferase, Active
SARS-CoV-2 NSP10/NSP16 methyltransferase is an active recombinant protein expressed in E. coli using a C-terminal His tag. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 NSP14 Methyltransferase, Active
SARS-CoV-2 NSP14 methyltransferase is an active recombinant protein expressed in E. coli using a C-terminal His tag. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 NSP7 Protein, His-Tag (E. coli)
SARS-CoV-2 NSP7 protein, His-tag is a recombinant full-length viral protein expressed in E. coli. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 NSP8 Protein, His-Tag (E. coli)
SARS-CoV-2 NSP8 protein, His-tag is a recombinant full-length viral protein expressed in E. coli. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Nucleoprotein, His-Tag (E. coli)
SARS-CoV-2 Nucleoprotein is a recombinant antigen manufactured in E. coli cells to high purity for use in vaccine research and immunoassay development. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Nucleoprotein, His-Tag (E. coli)
SARS-CoV-2 Nucleoprotein is a recombinant antigen manufactured in E. coli cells to high purity for use in vaccine research and immunoassay development. Horseradish peroxidase (HRP) and Biotin conjugated protein is also available for use in immunochemical assays. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Omicron BA.5 RBD, C-terminal His-tag
OMICRON VARIANT SARS-CoV-2 (B.1.1.529/Omicron) Spike RBD (receptor binding domain) protein. Relative to Wuhan-Hu-1 this protein has following amino acid changes: G339D, S371L, S373P, S375F, K417N, N440K, G446S, S477N, T478K, E484A, Q493R, G496S, Q498R, N501Y, Y505H. Biotinylated protein also available. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Papain-Like Protease (PLpro), Active
Active recombinant SARS-CoV-2 papain-like protease (PLpro), part of the large replicase polyprotein 1ab (E1564-Y1882), expressed in E. coli cells with an N-terminal His-tag. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Purified Viral Lysate
This virus was isolated from a patient with a respiratory illness who had returned from travel to the affected region of China and developed COVID-19 in January 2020 in Washington, USA. The virus is purified using sucrose density gradient ultracentrifugation, disrupted in the presence of detergent and heat inactivated. Whole virus lysate antigen can be used for the development of diagnostic tests to detect virus antibodies in human serum or plasma. It can also be used to test anti-viral compounds, develop new vaccines, and perform basic research as well as serve as a diagnostic reference for the public health community. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 RNA-Dependent RNA Polymerase (RdRp), Active
Active RNA-dependent RNA polymerase (RdRp) expressed in E. coli cells using a C-terminal His-tag. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoprotein (Full-Length), His-Tag (CHO)
Recombinant full-length SARS-CoV-2 spike glycoprotein, manufactured in Chinese hamster ovary (CHO) cells to high yield and purity. The furin cleavage site (amino acids 682-685) has been mutated from RRAR to SRAS and the transmembrane domain and intravirion part replaced with a glycine-serine linker and a His-tag. Horseradish peroxidase conjugated protein also available. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoprotein (S1) RBD, His-Tag (HEK293)
SARS-CoV-2 Spike S1 RBD is a recombinant receptor-binding domain antigen, expressed in HEK293 cells and purified from culture supernatant with a His-tag to These proteins can be used as diagnostic standard antigens, targets of neutralizing antibodies and in the development of antibodies to detect SARS-CoV-2 in patients.
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