Ontology mapping
- Primary identifier
-
CHEBI:53389 - Ontology label
- poly(3-hydroxybutyrate)
Nutritional roles
- Role
- CARBON_SOURCE
- Confidence
- 0.8
- Evidence
- Reference type
- COMPUTATIONAL_PREDICTION
- Reference text
- Inferred from curated media-role name pattern
- Curator note
- Provisional role from a curated name-pattern rule; review recommended.
Synonyms (8)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| Role: Carbon source | RAW_TEXT | CultureMech | |
| 3-Hydroxybutanoic acid homopolymer | EXACT_SYNONYM | kg_microbe | |
| P3HB | EXACT_SYNONYM | kg_microbe | |
| poly(3-hydroxy butyrate) | EXACT_SYNONYM | kg_microbe | |
| poly-3-hydroxy butyrate | EXACT_SYNONYM | kg_microbe | |
| poly-3-hydroxybutyrate | EXACT_SYNONYM | kg_microbe | |
| poly[oxy(1-methyl-3-oxopropane-1,3-diyl)] | EXACT_SYNONYM | kg_microbe | |
| polyhydroxybutyrate | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Molecular formula
- (C4H6O2)n
- Smiles
- *OC(C)CC(*)=O
- Data source
- CHEBI sqlite (oaklib)
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 3
- Distinct media
- 3
Curation history
| Timestamp | Curator | Action | New status | Changes |
|---|---|---|---|---|
| 2026-03-09T06:54:18.022301+00:00 | import_from_culturemech | IMPORTED | MAPPED | Initial import from CultureMech pipeline |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 7 synonyms from kg-microbe P4.4 enrichment: 3-Hydroxybutanoic acid homopolymer, P3HB, poly(3-hydroxy butyrate), poly-3-hydroxy butyrate, poly-3-hydroxybutyrate, ... (2 more) |
| 2026-05-01T07:35:35.842694+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:31.947796+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=(C4H6O2)n; smiles=*OC(C)CC(*)=O | |
| 2026-05-02T03:12:17.820170+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-06-03T03:22:14.593734+00:00 | infer_roles_from_name_lists | ANNOTATED | Added media role: CARBON_SOURCE (confidence: 0.80) | |
| 2026-06-09T05:23:46.821850+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'Poly(3-hydroxybutyrate)' -> 'poly(3-hydroxybutyrate)': synced to canonical CHEBI label (preferred_term 'Poly(3-hydroxybutyrate)' unchanged). | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): CARBON_SOURCE -> nutritional_roles.CARBON_SOURCE | |
| 2026-08-27T03:16:39.519697+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 2/2 -> 3/3 (media_count/total_occurrences), derived from distinct CultureMech recipe ids in the #337 occurrence table. The prior values came from the importer retired in #453, whose media_count counted a list truncated to 50 examples (#449). [source=ingredient_occurrences.tsv culturemech_rev=15a4da5c08 rows=194137 distinct_recipes=15257] |