Ontology mapping
- Primary identifier
-
CHEBI:17201 - Ontology label
- glycylglycine
Nutritional roles
- Role
- NITROGEN_SOURCE
- Confidence
- 1.0
- Evidence
- Reference type
- DATABASE_ENTRY
- Reference text
- Imported from CultureMech pipeline
- Curator note
- Original role text: Nitrogen Source
Synonyms (9)
| Synonym | Type | Source | Occurrences |
|---|---|---|---|
| Role: Nitrogen source; Properties: Organic compound, Defined component, Simple component | RAW_TEXT | CultureMech | |
| 2-(aminoacetamido)acetic acid | EXACT_SYNONYM | kg_microbe | |
| Gly-Gly | EXACT_SYNONYM | kg_microbe | |
| Gly2 | EXACT_SYNONYM | kg_microbe | |
| N-glycylglycine | EXACT_SYNONYM | kg_microbe | |
| [(aminoacetyl)amino]acetic acid | EXACT_SYNONYM | kg_microbe | |
| glycine dipeptide | EXACT_SYNONYM | kg_microbe | |
| Glycylglycine | RAW_TEXT | merged_record | |
| Glycylglycine(CAS: 556-50-3) | RAW_TEXT | merged_record |
Chemical properties
- Cas rn
- 556-50-3
- Data source
- PubChem API
- Retrieval date
- 2026-04-05T19:52:19.268696+00:00
- Molecular formula
- C4H8N2O3
- Inchi
- InChI=1S/C4H8N2O3/c5-1-3(7)6-2-4(8)9/h1-2,5H2,(H,6,7)(H,8,9)
- Smiles
- NCC(=O)NCC(=O)O
Evidence (1)
DATABASE_MATCH
via CultureMech
Imported from CultureMech pipeline, quality=DIRECT_MATCH
Occurrence statistics
- Total occurrences
- 14
- Distinct media
- 14
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 |
| 2026-04-05T19:52:19.268707+00:00 | fetch_cas_rn_from_pubchem | ADDED_CAS_RN | MAPPED | Added CAS-RN:556-50-3 from PubChem API via name lookup (Glycyl-glycine) |
| 2026-04-18T00:00:00+00:00 | cbclaw_kg_microbe_sweep LLM | ADDED_SYNONYMS | MAPPED | Added 6 synonyms from kg-microbe P4.4 enrichment: 2-(aminoacetamido)acetic acid, Gly-Gly, Gly2, N-glycylglycine, [(aminoacetyl)amino]acetic acid, ... (1 more) |
| 2026-05-01T07:35:33.858852+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (CHEBI primary) | |
| 2026-05-01T08:08:29.825070+00:00 | auto_classify_ingredient_type | AUTO_BACKFILL_CHEBI_CHEMISTRY | molecular_formula=C4H8N2O3; inchi=InChI=1S/C4H8N2O3/c5-1-3(7)6-2-4(8)9/h1-2,5H2,(H,6; smiles=NCC(=O)NCC(=O)O | |
| 2026-05-02T03:12:14.801822+00:00 | auto_classify_ingredient_type | AUTO_CLASSIFY_INGREDIENT_TYPE | set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula)) | |
| 2026-05-29T23:35:36.111318+00:00 | extract_roles_from_synonyms | ANNOTATED | Added media role: NITROGEN_SOURCE (confidence: 1.00) | |
| 2026-06-09T05:23:46.770954+00:00 | correct_stale_ontology_labels.py | CORRECTED | ontology_label 'Glycyl-glycine' -> 'glycylglycine': synced to canonical CHEBI label (preferred_term 'Glycyl-glycine' unchanged). | |
| 2026-07-20T00:00:00+00:00 | migrate_media_roles_to_facets | ANNOTATED | Migrated legacy media_roles to role facets (#128): NITROGEN_SOURCE -> nutritional_roles.NITROGEN_SOURCE | |
| 2026-08-05T06:55:52.346614+00:00 | merge-same-substance-batch LLM | MERGED_FROM_MAPPED_RECORD | Absorbed CHEBI:17201 'Glycylglycine': 2 synonym(s), occurrences +2/2. Same substance under two names; MERGE_SAME_SUBSTANCE in duplicate_identifier_baseline.tsv (#226). | |
| 2026-08-27T03:16:39.518955+00:00 | refresh_occurrence_statistics | CORRECTED | occurrence_statistics 11/11 -> 14/14 (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] |