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HCoV-OC43-IN-1 (Compound IV-16) is a coronavirus HCoV-OC43 inhibitor. HCoV-OC43-IN-1 has antiviral efficacy (EC50: 90 nM). HCoV-OC43-IN-1 inhibits the mRNA level and expression of viral nucleocapsid protein (NP) .
Vps34-IN-2 is a novel, potent and selective inhibitor of Vps34 with IC50s of 2 and 82 nM on the Vps34 enzymatic assay and the GFP-FYVE cellular assay, respectively . Vps34-IN-2 shows antiviral activity against SARS-CoV-2 (IC50 of 3.1 μM), HCoV-229E (IC50 of 0.7 μM) and HCoV-OC43 .
Thapsigargin, an endoplasmic reticulum (ER) stress inducer, is an inhibitor of microsomal Ca 2+-ATPase. Thapsigargin efficiently inhibits coronavirus (HCoV-229E, MERS-CoV, SARS-CoV-2) replication in different cell types .
Mpro inhibitor N3 is a potent SARS-CoV-2 MPro inhibitor with an EC50 value of 16.77 µM. Mpro inhibitor N3 shows antiviral activities against HCoV-229E, FIPV, IBV and MHV-A59 .
HRSV/hCoV-229E-IN-1 (compound 8X) is a potent HRSV and hCoV-229E inhibitor with an IC50 value of 2.1 µM for hCoV-229E. HRSV/hCoV-229E-IN-1 inhibits cell viability .
SARS-CoV-2-IN-96 (compound 12b) is an inhibitor of HCoV-OC43 (EC50= 97 nM) and SARS-CoV-2 (EC50= 45 nM) and low cytotoxicity (CC50> 10 μM) in Huh7 cells .
SARS-CoV-2-IN-19 (Compound 6g) is a potent inhibitor of SARS-CoV-2 with an EC50 of 8.8 μM. SARS-CoV-2-IN-19 shows potent activity against SARS-CoV-2 helicase (nsp13), a highly conserved enzyme, highlighting a potentiality against emerging HCoVs outbreaks. SARS-CoV-2-IN-19 has the potential for the research of infection diseases .
SARS-CoV-2-IN-101 (compound 10O) is a potent and orally active SARS-CoV-2 inhibitor with an EC50 value of 0.64 µM for HCoV-229E. SARS-CoV-2-IN-101 shows cyotoxicity. SARS-CoV-2-IN-101 decreases the expression of HCoV-229E N protein and RNA level. SARS-CoV-2-IN-101 shows broad-spectrum anti-coronaviral effect .
PROTAC SARS-CoV-2 Mpro degrader-3 (Compound P2) exhibits antiviral activity through the degradation of the main protease (Mpro) of human coronaviruses (HCoVs) (DC50=27 μM). PROTAC SARS-CoV-2 Mpro degrader-3 inhibits the viral replication, with EC50 of 4.6 μM, 4.6 μM, and 0.71 μM, for human coronaviruses HCoV-229E, HCoV-OC43 and SARS-CoV-2, respectively. (Pink: ligand for target protein Mpro ligand 2 (HY-161791); Black: linker (HY-161792); Blue: ligand for E3 ligase (S,R,S)-AHPC (HY-125845)) .
4"-(2-(p-Chlorophenyl)acetoxyl)spiramycin (Compound 2d) is a broad-spectrum anti-coronaviral agent via targeting frameshifting element (FSE). 4"-(2-(p-Chlorophenyl)acetoxyl)spiramycin inhibits HCoV-OC43 and HCoV-229E with EC50 values of 0.85 μM and 1.45 μM. 4"-(2-(p-Chlorophenyl)acetoxyl)spiramycin shows a dual-target mechanism that acts on both viral FSE RNA and host DIS3L2 .
HNC-1664 is the orally active inhibitor for RNA-dependent RNA polymerase (RdRP). HNC-1664 exhibits broad-spectrum antiviral activity against coronavirus (SARS-CoV-2 wildtype and its mutants XBB.1.18, HK.3.1, BF.7.14, BA.1HCoV-229E, HCoV-OC43) and arenavirus. HNC-1664 exhibits anti-infectious activity in SARS-CoV-2 Delta infected mouse models .
ARS-CoV-2-IN-53 (Compd 5d) can inhibit the replication of SARS-CoV-2 with an EC50 value of 14.3 μM. ARS-CoV-2-IN-5 shows significant antiviral activity against human coronavirus 229E (HCoV-229E) .
MTI013 is a selective SARS-CoV-2 nsp14 Mtase inhibitor (IC50: 2.98 μM) and an antiviral agent (IC50: 10.33 μM in HCoV-229E-infected Huh7 cells). MTI013 also shows a synergistic antiviral effect with the RdRp inhibitor SHEN26 (HY-155488) .
SARS-CoV-2-IN-79 (Compound 5) is a SARS-CoV-2 inhibitor, with IC50 and CC50 values of 55 μg/mL and 311.6 μg/mL. SARS-CoV-2-IN-79 has the highest antiviral activity against (hCoV-19/Egypt/NRC-03/2020). SARS-CoV-2-IN-79 can be used for the research of COVID-19 .
PROTAC SARS-CoV-2 Mpro degrader-2 (Compound 6) is a potent PROTAC degrader of SARS-CoV-2 M pro. PROTAC SARS-CoV-2 Mpro degrader-2 has broad-spectrum antiviral activity against CoVs, including SARS-CoV-2 (EC50 = 10.8 μM), HCoV-OC43 (EC50 = 1.6 μM) and HCoV-229E (EC50 = 6.5 μM). PROTAC SARS-CoV-2 Mpro degrader-2 exhibits potent activity against SARS-CoV-2 in Calu-3 cells, with an EC50 of 0.89 μM .
Isocannflavin B (Caflanone) is a flavonoid and can be isolated from Cannabis sativaL. Isocannflavin B inhibits HCoV-OC43 with an EC50 value of 0.42 µM .
Cinanserin (SQ 10643) is a potent and selective 5-HT2 antagonist with Ki values of 41, 3500 nM for 5-HT2, 5-HT1, respectively. Cinanserin also is a SARS-CoV 3CL pro inhibitor with an KD value of 49.4, 18.2 µM for SARS-CoV 3CL pro, HCoV-229E 3CL pro, respectively. Cinanserin reduces systemic burn edema levels .
Mpro inhibitor N3 hemihydrate is a potent inhibitor of SARS-CoV-2 Mpro with an EC50 of 16.77 μM for SARS-CoV-2. Mpro inhibitor N3 hemihydrate specifically inhibits Mpro from multiple coronaviruses, including SARS-CoV and MERS-CoV. Mpro inhibitor N3 hemihydrate displays inhibition against HCoV-229E, FIPV, and MHV-A59 with individual IC50 of 4.0 μM, 8.8 μM, and 2.7 μM, respectively .
SARS-CoV-IN-5 (compound 49) is a highly selective, nonpeptidic and noncovalent 3CL pro inhibitor with IC50s of 38 nM, 21.1 nM and 86 nM for 3CL pro of SARS-CoV-1, SARS-CoV-2, Bat coronavirus WIV1, respectively. SARS-CoV-IN-5 inhibits the replication of the SARS-CoV-2 delta variant with an EC50 of 0.272 μM. SARS-CoV-IN-5 significantly reduces the lung viral copies in a K18-hACE2 transgenic mouse model. SARS-CoV-IN-5 has good target-specific and potential broad-spectrum anticoronavirus activities against SARS-CoV-1, WIV1, MERS, HCoV-OC43, HCoV-229E, and HKU9 .
TDI-015051 is an orally active inhibitor for SARS-CoV-2 nonstructural protein 14 (NSP14) with an IC50 ≤0.15 nM. TDI-015051 inhibits SARS-CoV-2 NSP14 in Huh-7.5 cell (EC50=11.4 nM) and in ACE2-TMPRSS2 expressing A549 cell (EC50=64.7 nM). TDI-015051 also inhibits other coronaviruses like α-hCoV-NL63, α-hCoV-229E and β-hCoV-MERS with IC50s of 1.7, 2.6 and 3.6 nM, respectively. TDI-015051 binds to the SAH-stabilized cap binding pocket, inhibits viral RNA methylation and viral replication, and exhibits anti-infectious activity in mouse models .
BPR3P0128 is an orally active, non-nucleoside RNA-dependent RNA polymerase (RdRp) inhibitor that has been shown to inhibit the activity of various SARS-CoV-2 variants. The EC50 for SARS-CoV-2 and HCoV-229E are 0.62 µM and 0.14 µM. BPR3P0128 demonstrates effective anti-pancoronavirus activity within the submicromolar range. PR3P0128 shows synergistic antiviral activity when combined with Remdesivir (HY-104077) .
Zevotrelvir (Compound 52) is a coronavirus inhibitor with IC50 ranges of <0.1 μM and <0.1mM for 229E hCoV and SARS-CoV-23C-like (3CL) proteases, respectively. Zevotrelvir has the potential to study viral infections .
Antiviral agent 54 (compound 33) is a broad-spectrum and orally active antiviral agent. Antiviral agent 54 shows antiviral activity for ZIKV, HCoV-OC43 and influenza A virus (IVA). Antiviral agent 54 decreases the ZIKV RNA and protein level .
GZNL-P36 is an orally active inhibitor for SARS-CoV-2 papain-like protease (PL pro), with an IC50 of 6.45 nM. GZNL-P36 inhibits SARS-CoV and its variants with EC50 range from 58.2 nM to 2.66 μM. GZNL-P36 exhibits a peak plasma concentration Cmax of 549 ng/mL, a half-life T1/2 of 1.45 h and a bioavailability of 74.7% in CD-1 mouse. GZNL-P36 exhibits antiviral activity in SARS-CoV-2 XXB.1 infection in mouse .
Antiviral agent 58 (Compound J1) is an orally active antiviral agent with broad-spectrum antiviral activity against enveloped viruses, including influenza A virus (IAV), respiratory syncytial virus (RSV), severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), human coronavirus OC43 (HCoV-OC43), herpes simplex virus type 1 (HSV-1), and HSV-2 .
RdRP-IN-9 (Compound 6b) is a reversible covalent allosteric inhibitor of RdRp. RdRP-IN-9 demonstrates high anti-coronavirus activity, with an EC50 value of 0.68 μM against HCoV-OC43 RdRP-IN-9 exerts a more prolonged antiviral effect by reversibly acylating Cys12 in the NiRAN domain of non-structural protein 12 (nsp 12) and exhibits synergistic anti-coronavirus activity with Molnupiravir (HY-135853) .
1,7-Bis(4-hydroxyphenyl)-1,4,6-heptatrien-3-one is a potent nucleocapsid (N) protein inhibitor can be isolated from Curcuma kwangsiensis. 1,7-Bis(4-hydroxyphenyl)-1,4,6-heptatrien-3-one exhibits excellent antiviral activity against HCoV-OC43 and SARS-CoV-2,with EC50 values of 0.16 μM and 0.17 μM, respectively .
5-(N,N-Hexamethylene)-amiloride (Hexamethylene amiloride) derives from an amiloride and is a potent Na +/H + exchanger inhibitor, which decreases the intracellular pH (pHi) and induces apoptosis in leukemic cells. 5-(N,N-Hexamethylene)-amiloride (Hexamethylene amiloride) is also an inhibitor of the HIV-1 Vpu virus ion channel and inhibits mouse hepatitis virus (MHV) replication and human coronavirus 229E (HCoV229E) replication in cultured L929 cells with EC50s of 3.91 μM and 1.34 μM, respectively .
Thapsigargin, an endoplasmic reticulum (ER) stress inducer, is an inhibitor of microsomal Ca 2+-ATPase. Thapsigargin efficiently inhibits coronavirus (HCoV-229E, MERS-CoV, SARS-CoV-2) replication in different cell types .
Isocannflavin B (Caflanone) is a flavonoid and can be isolated from Cannabis sativaL. Isocannflavin B inhibits HCoV-OC43 with an EC50 value of 0.42 µM .
1,7-Bis(4-hydroxyphenyl)-1,4,6-heptatrien-3-one is a potent nucleocapsid (N) protein inhibitor can be isolated from Curcuma kwangsiensis. 1,7-Bis(4-hydroxyphenyl)-1,4,6-heptatrien-3-one exhibits excellent antiviral activity against HCoV-OC43 and SARS-CoV-2,with EC50 values of 0.16 μM and 0.17 μM, respectively .
HCoV-OC43 Nucleoprotein (NP, N) is a homodimer with nonspecific binding activity toward nucleic acids. NP packages the positive strand viral genome RNA into a helical ribonucleocapsid (RNP) and plays a fundamental role during virion assembly, enhancing the efficiency of subgenomic viral RNA transcription as well as viral replication through its interactions with the viral genome and membrane protein M. HCoV-OC43 Nucleoprotein/NP Protein (His) is the recombinant Virus-derived HCoV-OC43 Nucleoprotein/NP protein, expressed by E. coli , with N-His labeled tag. The total length of HCoV-OC43 Nucleoprotein/NP Protein (His) is 448 a.a., with molecular weight of ~50.43 KDa.
HCoV-OC43 is a type of coronavirus 1 that infects humans and cattle. HCoV-OC43 forms a spiky structural protein on the surface of the virus, contains receptor binding and receptor destruction activities, and mediates the deacetylation of n-acetyl-4-o-acetylneuraminic acid. HCoV-OC43 Hemagglutinin esterase Protein (HEK293, His) is the recombinant Virus-derived HCoV-OC43 Hemagglutinin esterase protein, expressed by HEK293 , with C-His labeled tag. The total length of HCoV-OC43 Hemagglutinin esterase Protein (HEK293, His) is 378 a.a., with molecular weight of ~44 KDa.
H-CoV Nucleoprotein (NP, N) is a homodimer with nonspecific binding activity toward nucleic acids. NP packages the positive strand viral genome RNA into a helical ribonucleocapsid (RNP) and plays a fundamental role during virion assembly, enhancing the efficiency of subgenomic viral RNA transcription as well as viral replication through its interactions with the viral genome and membrane protein M. HCoV-229E Nucleoprotein/NP Protein (NP_073556, His) is the recombinant Virus-derived HCoV-229E Nucleoprotein/NP protein, expressed by E. coli , with N-His labeled tag.
Coronaviruses, enveloped positive-strand RNA viruses, generally cause mild to moderate upper-respiratory tract illness. OC43, like SARS-CoV-2, is in the genus Betacoronavirus but grouped in another subgenus called Embecovirus. The NS2 protein of HCoV-OC43 has cyclic phosphodiesterase activity, which may modulate cAMP-mediated signaling and important physiological processes such as lipid metabolism and apoptosis. HCoV-OC43 replicate principally in the upper respiratory tract epithelial cells, where they produce virus and cause local respiratory symptoms. HCoV-OC43 Spike/S1 Protein (HEK293, His) is the recombinant Virus-derived HCoV-OC43 Spike/S1 protein, expressed by HEK293 , with C-His labeled tag. The total length of HCoV-OC43 Spike/S1 Protein (HEK293, His) is 794 a.a., with molecular weight of ~89.02 KDa.
Coronaviruses, enveloped positive-strand RNA viruses, generally cause mild to moderate upper-respiratory tract illness. OC43, like SARS-CoV-2, is in the genus Betacoronavirus but grouped in another subgenus called Embecovirus. The NS2 protein of HCoV-OC43 has cyclic phosphodiesterase activity, which may modulate cAMP-mediated signaling and important physiological processes such as lipid metabolism and apoptosis. HCoV-OC43 replicate principally in the upper respiratory tract epithelial cells, where they produce virus and cause local respiratory symptoms. HCoV-OC43 Spike/S2 Protein (AVR40344, sf9, His) is the recombinant Virus-derived HCoV-OC43 Spike/S2 protein, expressed by Sf9 insect cells , with C-His labeled tag.
HCoV-NL63 is a coronavirus, specifically a filovirus from the genus coronavirus A. HCoV-NL63 is a coated, positive single-stranded RNA virus that enters host cells by binding to ACE2. HCoV-NL63 is mainly found in young children, the elderly, and immunocompromised patients with acute respiratory diseases. HCoV-NL63 Spike/S1 Protein (HEK293, His) is the recombinant Virus-derived HCoV-NL63 Spike/S1 protein, expressed by HEK293 , with C-His labeled tag. The total length of HCoV-NL63 Spike/S1 Protein (HEK293, His) is 699 a.a., with molecular weight of ~78.8 KDa.
HCoV-NL63 is a coronavirus, specifically a filovirus from the genus coronavirus A. HCoV-NL63 is a coated, positive single-stranded RNA virus that enters host cells by binding to ACE2. HCoV-NL63 is mainly found in young children, the elderly, and immunocompromised patients with acute respiratory diseases. HCoV-NL63 Spike/S Protein (APF29071, sf9, His) is the recombinant Virus-derived HCoV-NL63 Spike/S protein, expressed by Sf9 insect cells , with C-His labeled tag. The total length of HCoV-NL63 Spike/S Protein (APF29071, sf9, His) is 1296 a.a., with molecular weight of ~142.4 KDa.
Coronaviruses (CoVs) are enveloped, positive-sense, single-stranded RNA viruses with the largest genomes known among RNA viruses. The CoVs S-protein mediates receptor binding and fusion of the viral and host cell membranes. HCoV-229E is an alpha-coronaviruse that uses different host proteins as receptors.In HCoV-229E, its receptor binding domain (RBD) shows extensive sequence variation. HCoV-229E exploits trypsin, cathepsin L and TMPRSS2 to complete the fusion activation mediated by the S protein. HCoV-229E Spike/S Protein (APT69883, sf9, His) is the recombinant Virus-derived HCoV-229E Spike/S protein, expressed by Sf9 insect cells , with C-His labeled tag.
Coronaviruses, enveloped positive-strand RNA viruses, generally cause mild to moderate upper-respiratory tract illness. OC43, like SARS-CoV-2, is in the genus Betacoronavirus but grouped in another subgenus called Embecovirus. The NS2 protein of HCoV-OC43 has cyclic phosphodiesterase activity, which may modulate cAMP-mediated signaling and important physiological processes such as lipid metabolism and apoptosis. HCoV-OC43 replicate principally in the upper respiratory tract epithelial cells, where they produce virus and cause local respiratory symptoms. HCoV-OC43 Spike/S Protein (AVR40344, sf9, His) is the recombinant Virus-derived HCoV-OC43 Spike/S protein, expressed by Sf9 insect cells , with C-10*His labeled tag.
Coronaviruses (CoVs) are enveloped, positive-sense, single-stranded RNA viruses with the largest genomes known among RNA viruses. The CoVs S-protein mediates receptor binding and fusion of the viral and host cell membranes. HCoV-229E is an alpha-coronaviruse that uses different host proteins as receptors.In HCoV-229E, its receptor binding domain (RBD) shows extensive sequence variation. HCoV-229E exploits trypsin, cathepsin L and TMPRSS2 to complete the fusion activation mediated by the S protein. HCoV-229E Spike/S1 Protein (APT69883, HEK293, His) is the recombinant Virus-derived HCoV-229E Spike/S1 protein, expressed by HEK293 , with C-His labeled tag. The total length of HCoV-229E Spike/S1 Protein (APT69883, HEK293, His) is 521 a.a., with molecular weight of ~58.3 KDa.
The HCoV-HKU1 spike protein initiates viral infection by binding to host receptors, promoting attachment of viral particles to the cell membrane. As a class I viral fusion protein, it coordinates the fusion between the virion and the cell membrane through a series of conformational states. HCoV-HKU1 Spike Protein (Q0ZME7, sf9, His) is the recombinant Virus-derived HCoV-HKU1 Spike protein, expressed by Sf9 insect cells , with C-His labeled tag.
The HCoV-HKU1 spike protein initiates viral infection by binding to host receptors, promoting attachment of viral particles to the cell membrane. As a class I viral fusion protein, it coordinates the fusion between the virion and the cell membrane through a series of conformational states. HCoV-HKU1 Spike/S1 Protein (Q0ZME7, HEK293, His) is the recombinant Virus-derived HCoV-HKU1 Spike/S1 protein, expressed by HEK293 , with C-His labeled tag. The total length of HCoV-HKU1 Spike/S1 Protein (Q0ZME7, HEK293, His) is 744 a.a., with molecular weight of ~85.2 KDa.
The HCoV-HKU1 Spike/S1 protein plays a key role in infection by attaching viral particles to the host cell membrane, initiating the infection process. As a class I viral fusion protein, it promotes membrane fusion between virions and host cells through dynamic conformational transitions. HCoV-HKU1 Spike/S1 Protein (Q5MQD0, HEK293, His) is the recombinant Virus-derived HCoV-HKU1 Spike/S1 protein, expressed by HEK293 , with C-His labeled tag.
HCoV-OC43 Spike/S Protein, particularly the S1 subunit, initiates infection by attaching the virion to the cell membrane. It interacts with sialic acid-containing cell receptors, facilitating virus binding and marking the initial step in the infection process, establishing a connection with the host receptor for infection commencement. HCoV-OC43 Spike/S Protein (Sf9, His, myc) is the recombinant Virus-derived HCoV-OC43 Spike/S protein, expressed by Sf9 insect cells , with C-Myc, N-10*His labeled tag. The total length of HCoV-OC43 Spike/S Protein (Sf9, His, myc) is 330 a.a., with molecular weight of ~41.0 kDa.
HCoV-NL63 Nucleoprotein (NP, N) is a homodimer with nonspecific binding activity toward nucleic acids. NP packages the positive strand viral genome RNA into a helical ribonucleocapsid (RNP) and plays a fundamental role during virion assembly, enhancing the efficiency of subgenomic viral RNA transcription as well as viral replication through its interactions with the viral genome and membrane protein M. Nucleoprotein/NP Protein, HCoV-NL63 (His) is the recombinant Virus-derived Nucleoprotein/NP protein, expressed by E. coli , with N-His labeled tag.
HCoV-HKU1 Nucleoprotein (NP, N) is a homodimer with nonspecific binding activity toward nucleic acids. NP packages the positive strand viral genome RNA into a helical ribonucleocapsid (RNP) and plays a fundamental role during virion assembly, enhancing the efficiency of subgenomic viral RNA transcription as well as viral replication through its interactions with the viral genome and membrane protein M. Nucleoprotein/NP Protein, HCoV (YP_173242, His) is the recombinant Virus-derived Nucleoprotein/NP protein, expressed by E. coli , with N-His labeled tag.
Nucleoprotein/NP proteins play a crucial role in assembling viral particles and facilitating the packaging of positive-strand viral genomic RNA into helical ribonucleocapsids (RNPs). Its interaction with the viral genome and membrane protein M is critical for virion assembly. Nucleoprotein/NP Protein, HCoV-NL63 (Sf9, His, myc) is the recombinant Virus-derived Nucleoprotein/NP protein, expressed by Sf9 insect cells , with C-Myc, N-10*His labeled tag. The total length of Nucleoprotein/NP Protein, HCoV-NL63 (Sf9, His, myc) is 377 a.a., with molecular weight of ~ 46.3 kDa.
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