Ontology mapping
- Primary identifier
-
CHEBI:24996 - Ontology label
- lactate
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.
- Role
- ENERGY_SOURCE
- Confidence
- 0.7
- Evidence
- Reference type
- COMPUTATIONAL_PREDICTION
- Reference text
- Canonical energy substrate (catabolised for energy)
- Curator note
- Provisional ENERGY_SOURCE added alongside CARBON_SOURCE; review recommended.
Synonyms (12)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| (+)-lactate | EXACT_SYNONYM | kg_microbe | |
| (2S)-2-hydroxypropanoate | EXACT_SYNONYM | kg_microbe | |
| (S)-lactate | EXACT_SYNONYM | kg_microbe | |
| 2-hydroxypropanoate | EXACT_SYNONYM | kg_microbe | |
| 2-hydroxypropionate | EXACT_SYNONYM | kg_microbe | |
| L(+)-lactate | EXACT_SYNONYM | kg_microbe | |
| L-(+)-lactate | EXACT_SYNONYM | kg_microbe | |
| L-lactate | EXACT_SYNONYM | kg_microbe | |
| MeCH(OH)CO2 anion | EXACT_SYNONYM | kg_microbe | |
| b-lactate | EXACT_SYNONYM | kg_microbe | |
| beta-lactate | EXACT_SYNONYM | kg_microbe | |
| DL-lactate | RAW_TEXT | microbedecoder |
Rejected enrichment labels (1)
Provenance-only candidates: these are not synonyms and do not resolve to this record.
| Rejected label | Disposition | Source | Occurrences |
|---|---|---|---|
| produces: DL-lactate | REJECTED_LABEL | kg_microbe |
Chemical properties
- Cas rn
- 113-21-3
- Data source
- PubChem API
- Retrieval date
- 2026-04-05T19:52:46.976723+00:00
- Molecular formula
- C3H5O3
- Inchi
- InChI=1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)/p-1
- Smiles
- CC(O)C(=O)[O-]
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 9
- Distinct media
- 9
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 |
| 2026-04-05T19:52:46.976774+00:00 | fetch_cas_rn_from_pubchem | ADDED_CAS_RN | MAPPED | Added CAS-RN:113-21-3 from PubChem API via name lookup (Lactate) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 12 synonyms from kg-microbe P4.4 enrichment: (+)-lactate, (2S)-2-hydroxypropanoate, (S)-lactate, 2-hydroxypropanoate, 2-hydroxypropionate, ... (7 more) |
| 2026-05-01T07:35:34.455130+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:30.475690+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C3H5O3; inchi=InChI=1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)/p-1; smiles=CC(O)C(=O)[O-] | |
| 2026-05-02T03:12:15.659557+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-06-03T03:22:14.589688+00:00 | infer_roles_from_name_lists | ANNOTATED | Added media role: CARBON_SOURCE (confidence: 0.80) | |
| 2026-06-04T05:38:59.200949+00:00 | infer_energy_source | ANNOTATED | Added media role: ENERGY_SOURCE (confidence: 0.70) | |
| 2026-06-09T05:23:46.787276+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'Lactate' -> 'lactate': synced to canonical CHEBI label (preferred_term 'Lactate' 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; ENERGY_SOURCE -> nutritional_roles.ENERGY_SOURCE | |
| 2026-08-06T05:30:11.378447+00:00 | issue_213_grounding LLM | MERGED_FROM_UNMAPPED_DUPLICATE | Absorbed UNMAPPED_0682 'DL-lactate' as a RAW_TEXT synonym -- DL-lactate is racemic lactate; CHEBI:24996 'lactate' is the stereochemically unspecified parent, which is what the label states (#213). No new SSSOM row; CHEBI:24996 is already mapped. Source: kgmicrobe.trait:dl_lactate. | |
| 2026-08-27T03:16:39.519196+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 7/7 -> 9/9 (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] | |
| 2026-09-22T06:14:49.563933+00:00 | claude LLM | REJECTED_TRAIT_SYNONYMS | Retyped activity/assay phrases as provenance-only REJECTED_LABEL because they describe a process or organism trait, not an ingredient name (#703): 'produces: DL-lactate'. Preserved original text and source metadata. No identity, mapping, role, or remaining-synonym claim was adjudicated. |