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3-phenyl-4,5-dihydroisoxazol-5-one

3-phenyl-4,5-dihydroisoxazol-5-one in ChemGrid: 50 screened assays, 28 with significant responses. Explore chemical identifiers, strain activity and target evidence.

RF 00778

Explore activity & SONAR
Chemical structure of 3-phenyl-4,5-dihydroisoxazol-5-one
Stored molecular structure
50Screened assays
28Significant assay responses
8Source-labelled target records

Identity and chemistry

ChemGrid identifier
RF 00778
Molecular formula
C9H7NO2
InChIKey
IHKNLPPRTQQACK-UHFFFAOYSA-N
Libraries
Maybridge1000
Other recorded names
3-Phenyl-5-isoxazolone
Stored SMILESO=C1CC(=NO1)c1ccccc1

Matched external records: PubChem 70641

Chemical identifiers and library names are reproduced from ChemGrid records. Missing values are omitted.

Measured chemical–genetic activity

50 measurements across 50 distinct library–species–strain assays; 28 assays have at least one significant response (|Z| ≥ 4, p ≤ 0.001, excluding flagged outliers).

Responses are indirect screening phenotypes. They do not establish that a strain gene is a direct molecular target. Strains and timepoints are retained as recorded; these counts are not counts of unique ORFs.

Up to 12 strongest recorded single-strain responses by absolute Z-score
StrainLibrarySpecies identifierZ-score
esc1Maybridge10004932-53.64
gim3Maybridge10004932-49.41
pac10Maybridge10004932-45.10
swe1Maybridge10004932-42.69
rot2Maybridge10004932-37.93
shm2Maybridge10004932-35.49
mrc1Maybridge10004932-32.20
hoc1Maybridge10004932-26.07
YHR087WMaybridge10004932-25.87
dun1Maybridge10004932-24.24
pol32Maybridge10004932-21.63
dep1Maybridge10004932-18.72

Spectrum compound-combination identifiers are excluded from this short table. The interactive profile retains the full measurements.

Recorded target evidence and yeast matches

Source annotations are shown separately from SONAR hypotheses. Evidence type and identity matching can vary; consult the linked source and interactive evidence panel.

TargetSourceYeast ORF / orthologue
CBX1 · Chromobox protein homolog 1ChEMBLNo stored yeast mapping
KDM4A · Lysine-specific demethylase 4AChEMBLYJR119C (ortholog_one2many)
RGS4 · Regulator of G-protein signaling 4ChEMBLNo stored yeast mapping
SNCA · Alpha-synucleinChEMBLNo stored yeast mapping
SORT1 · SortilinChEMBLPEP1 YBL017C (ortholog_many2many); YCR099C (ortholog_many2many); YCR100C (ortholog_many2many); VTH1 YIL173W (ortholog_many2many); VTH2 YJL222W (ortholog_many2many); YSN1 YNR065C (ortholog_many2many)
TARDBP · TAR DNA-binding protein 43ChEMBLPIN4 YBL051C (ortholog_many2many)
Txnrd1 · Thioredoxin reductase 1, cytoplasmicChEMBLTRR1 YDR353W (ortholog_many2many); TRR2 YHR106W (ortholog_many2many)
VDR · Vitamin D3 receptorChEMBLNo stored yeast mapping

Structural activity predictions and SONAR

Stored structural activity predictions are available in the interactive profile, with assay-specific cutoffs and applicability-domain assessments.

SONAR ranks candidate targets through genetic and physical interaction evidence. Structural SONAR uses predicted strain responses; measured SONAR uses experimental responses. These are experimental hypotheses, not confirmed binding targets. Outside-domain predictions are treated as unknown.

Open the complete 3-phenyl-4,5-dihydroisoxazol-5-one research profile →

Sources and provenance

Screening measurements: ChemGrid chemical-genetic datasets. Wildenhain et al., Cell Systems (2015). Target annotations: sources named in the evidence table. Structure and library metadata: stored ChemGrid catalogue records.

Card snapshot: 2026-11-02. Linked interactive views may contain newer data.