Page last updated: 2024-08-05 15:36:36

EC 3.2.1.18 (exo-alpha-sialidase) inhibitor

An antiviral drug targeted at influenza viruses. Its mode of action consists of blocking the function of the viral neuraminidase protein (EC 3.2.1.18), thus preventing the virus from budding from the host cell.

ChEBI ID: 52425

Members (9)

MemberDefinitionClass
(2S)-5,7-dihydroxy-6,8-dimethylflavanoneA dihydroxyflavanone that is (2S)-flavanone substituted by hydroxy groups at positions 5 and 7 and methyl groups at positions 6 and 8. Isolated from the buds of Cleistocalyx operculatus, it has been shown to exhibit inhibitory effects on the viral neuraminidases from two influenza viral strains, H1N1 and H9N2.(2S)-5,7-dihydroxy-6,8-dimethylflavanone
2',4'-dihydroxy-6'-methoxy-3',5'-dimethylchalconeA member of the class of chalcones that is trans-chalcone substituted by hydroxy groups at positions 2' and 4', a methoxy group at position 6' and methyl groups at positions 3' and 5'. Isolated from the buds of Cleistocalyx operculatus, it has been shown to exhibit inhibitory effects on the viral neuraminidases from two influenza viral strains, H1N1 and H9N2.2',4'-dihydroxy-6'-methoxy-3',5'-dimethylchalcone
apiinA beta-D-glucoside having a beta-D-apiosyl residue at the 2-position and a 5,4'-dihydroxyflavon-7-yl moiety at the anomeric position.apiin
bcx 1812A member of the class of guanidines that is used (as its trihydrate) for the treatment of acute uncomplicated influenza in patients 18 years and older who have been symptomatic for no more than two days.peramivir
ergosta-7,22-dien-3-ol, (3beta,5alpha,6alpha,22e)-isomerA 3beta-sterol consisting of an ergostane skeleton with double bonds at 7- and 22-positions.5alpha-ergosta-7,22-dien-3beta-ol
gs 4071A cyclohexenecarboxylic acid that is cyclohex-1-ene-1-carboxylic acid which is substituted at positions 3, 4, and 5 by pentan-3-yloxy, acetamido, and amino groups, respectively (the 3R,4R,5S enantiomer). An antiviral drug, it is used as the corresponding ethyl ester prodrug, oseltamivir, to slow the spread of influenza.oseltamivir acid
n-acetylneuraminic acidAn N-acylneuraminic acid where the N-acyl group is specified as acetyl.N-acetylneuraminic acid
oseltamivirA cyclohexenecarboxylate ester that is the ethyl ester of oseltamivir acid. An antiviral prodrug (it is hydrolysed to the active free carboxylic acid in the liver), it is used to slow the spread of influenza.oseltamivir
zanamivirzanamivir

Research

Studies (10,236)

TimeframeStudies, Drugs with This Role(%)All Drugs %
pre-1990926 (9.05)18.7374
1990's1,587 (15.50)18.2507
2000's2,648 (25.87)29.6817
2010's3,942 (38.51)24.3611
2020's1,133 (11.07)2.80

Study Types

Publication TypeStudies, Drugs with this Role (%)All Drugs (%)
Trials353 (3.05%)5.53%
Reviews995 (8.61%)6.00%
Case Studies511 (4.42%)4.05%
Observational58 (0.50%)0.25%
Other9,640 (83.41%)84.16%

Protein Targets (62)

Potency Measurements

ProteinTaxonomyMeasurementAverage (mM)Bioassay(s)Drugs
67.9K proteinVaccinia virusPotency28.183812
bromodomain adjacent to zinc finger domain 2BHomo sapiens (human)Potency0.707911
Chain A, Beta-lactamaseEscherichia coli K-12Potency0.501211
chromobox protein homolog 1Homo sapiens (human)Potency89.125111
cytochrome P450 family 3 subfamily A polypeptide 4Homo sapiens (human)Potency28.183811
DNA polymerase iota isoform a (long)Homo sapiens (human)Potency79.432811
EWS/FLI fusion proteinHomo sapiens (human)Potency0.007411
GALC proteinHomo sapiens (human)Potency0.707911
gemininHomo sapiens (human)Potency0.145811
muscleblind-like protein 1 isoform 1Homo sapiens (human)Potency22.387211
parathyroid hormone/parathyroid hormone-related peptide receptor precursorHomo sapiens (human)Potency89.125111
Spike glycoproteinSevere acute respiratory syndrome-related coronavirusPotency0.707911
TDP1 proteinHomo sapiens (human)Potency29.092922

Inhibition Measurements

ProteinTaxonomyMeasurementAverage (mM)Bioassay(s)Drugs
Acyl-CoA desaturase 1Mus musculus (house mouse)IC500.004512
ATP-dependent translocase ABCB1Homo sapiens (human)IC50662.365022
Aurora kinase BHomo sapiens (human)IC5012.140011
Chain A, NeuraminidaseInfluenza A virusIC500.004011
Chain A, NeuraminidaseInfluenza B virus (STRAIN B/BEIJING/1/87)IC500.004012
Chain A, NeuraminidaseInfluenza A virusKi0.033015
D(2) dopamine receptorRattus norvegicus (Norway rat)IC500.008212
Histamine H1 receptorCavia porcellus (domestic guinea pig)IC501.416212
Integrase Human immunodeficiency virus 1IC501.190823
NeuraminidaseInfluenza A virus (A/Aichi/2/1968(H3N2))IC500.002112
NeuraminidaseInfluenza A virus (A/Brevig Mission/1/1918(H1N1))IC500.003411
NeuraminidaseInfluenza A virus (A/budgerigar/Hokkaido/1/1977(H4N6))IC500.019012
NeuraminidaseInfluenza A virus (A/duck/Ukraine/1/1963(H3N8))IC500.008212
NeuraminidaseInfluenza A virus (A/Memphis/1/1971(H3N2))IC500.009178
NeuraminidaseInfluenza A virus (A/Puerto Rico/8/1934(H1N1))IC500.78303448
NeuraminidaseInfluenza A virus (A/Singapore/1/1957(H2N2))IC500.005028
NeuraminidaseInfluenza A virus (A/swine/Hong Kong/127/1982(H3N2))IC500.170011
NeuraminidaseInfluenza A virus (A/udorn/1972(H3N2))IC500.298412
NeuraminidaseInfluenza A virus (A/USSR/90/1977(H1N1))IC5013.591488
NeuraminidaseInfluenza A virus (A/Wilson-Smith/1933(H1N1))IC500.0682811
NeuraminidaseInfluenza B virus (B/Lee/1940)IC500.03341826
NeuraminidaseInfluenza B virus (STRAIN B/VICTORIA/3/85)IC500.004512
NeuraminidaseInfluenza A virus (A/Brevig Mission/1/1918(H1N1))Ki0.000811
NeuraminidaseInfluenza A virus (A/Puerto Rico/8/1934(H1N1))Ki6.055022
NeuraminidaseInfluenza B virus (B/Lee/1940)Ki0.000612
Neuraminidase Influenza A virus (A/Brisbane/59/2007(H1N1))IC500.149055
Neuraminidase Influenza A virus (A/chicken/Yogjakarta/BBVet-IX/2004(H5N1))IC500.002524
Neuraminidase Influenza A virus (A/duck/Laos/25/2006(H5N1))IC501.104747
Neuraminidase Influenza A virus (A/RI/5+/1957(H2N2))IC501.400011
Neuraminidase Influenza A virus (A/Thailand/1(KAN-1)/2004(H5N1))IC500.001436
Neuraminidase Influenza A virus (A/Turkey/651242/2006(H5N1))IC500.3103810
Neuraminidase Influenza A virus (A/udorn/1972(H3N2))IC500.012912
Neuraminidase Influenza A virus (A/Wilson-Smith/1933(H1N1))IC5029.5269174272
Neuraminidase Influenza B virus (B/Perth/211/2001)IC500.088122
Neuraminidase Influenza A virus (A/chicken/Yogjakarta/BBVet-IX/2004(H5N1))Ki0.002612
Neuraminidase Influenza A virus (A/duck/Laos/25/2006(H5N1))Ki0.000812
Neuraminidase Influenza A virus (A/Thailand/1(KAN-1)/2004(H5N1))Ki0.000312
Neuraminidase Influenza A virus (A/Turkey/651242/2006(H5N1))Ki0.004512
Neuraminidase Influenza A virus (A/Wilson-Smith/1933(H1N1))Ki5.910257
Programmed cell death 1 ligand 1Homo sapiens (human)IC50100.000011
Programmed cell death protein 1Homo sapiens (human)IC50100.000011
SialidaseClostridium perfringensIC5033.567013
Sialidase AStreptococcus pneumoniaeKi360.885012
Sialidase-1Homo sapiens (human)IC501,517.7500612
Sialidase-1Mus musculus (house mouse)IC50500.000011
Sialidase-2Homo sapiens (human)IC50547.0093914
Sialidase-2Homo sapiens (human)Ki70.016746
Sialidase-3Homo sapiens (human)IC501,733.3823813
Sialidase-3Homo sapiens (human)Ki0.620033
Sialidase-4Homo sapiens (human)IC501,092.8571814
Sialidase-4Homo sapiens (human)Ki26.000033
Solute carrier family 22 member 6Homo sapiens (human)Ki45,100.000011
Substance-K receptorCavia porcellus (domestic guinea pig)IC500.015011
Substance-P receptorCavia porcellus (domestic guinea pig)IC500.015011

Activation Measurements

ProteinTaxonomyMeasurementAverage (mM)Bioassay(s)Drugs
NeuraminidaseInfluenza A virus (A/udorn/1972(H3N2))Kd0.004711

Other Measurements

ProteinTaxonomyMeasurementAverage (mM)Bioassay(s)Drugs
ATP-dependent translocase ABCB1Homo sapiens (human)Km4,200.000011
Liver carboxylesterase 1Homo sapiens (human)Km177.000011