Ontology mapping
- Primary identifier
-
CHEBI:52071 - Ontology label
- dextran
- kg-microbe node
CHEBI:52071
Nutritional roles
- Role
- CARBON_SOURCE
- Confidence
- 0.7
- Evidence
- Reference type
- COMPUTATIONAL_PREDICTION
- Reference text
- Inferred from CHEBI ancestry: subclass/has_role of CHEBI:16646 (carbohydrate)
- Curator note
- Provisional role inferred from CHEBI is_a/has_role closure; review recommended.
Synonyms (10)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| (1,6-alpha-D-Glucosyl)m | EXACT_SYNONYM | kg_microbe | |
| (1,6-alpha-D-Glucosyl)m+1 | EXACT_SYNONYM | kg_microbe | |
| (1,6-alpha-D-Glucosyl)n+1 | EXACT_SYNONYM | kg_microbe | |
| Dextran 40 | EXACT_SYNONYM | kg_microbe | |
| Dextran 70 | EXACT_SYNONYM | kg_microbe | |
| Dextran 75 | EXACT_SYNONYM | kg_microbe | |
| dextrane | EXACT_SYNONYM | kg_microbe | |
| dextrano | EXACT_SYNONYM | kg_microbe | |
| dextrans | EXACT_SYNONYM | kg_microbe | |
| dextranum | EXACT_SYNONYM | kg_microbe |
Chemical properties
- Cas rn
- 9004-54-0
- Data source
- CultureBotHT compounds_to_cas.csv
- Retrieval date
- 2026-04-05T21:48:44.983174+00:00
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 |
| 2026-04-05T21:48:44.983184+00:00 | fetch_cas_rn_from_culturebot_csv | ADDED_CAS_RN | MAPPED | Added CAS-RN:9004-54-0 from CultureBotHT compounds_to_cas.csv (matched: Dextran) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 10 synonyms from kg-microbe P4.4 enrichment: (1,6-alpha-D-Glucosyl)m, (1,6-alpha-D-Glucosyl)m+1, (1,6-alpha-D-Glucosyl)n+1, Dextran 40, Dextran 70, ... (5 more) |
| 2026-05-01T07:35:33.231095+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-02T03:12:13.973650+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-30T00:34:39.380050+00:00 | infer_roles_from_chebi_ancestry | ANNOTATED | Added media role: CARBON_SOURCE (confidence: 0.70) | |
| 2026-06-09T05:23:46.754999+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'Dextran' -> 'dextran': synced to canonical CHEBI label (preferred_term 'Dextran' 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 | |
| 2026-08-27T03:16:39.518720+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] |