Na glutamate

CHEBI:64220 chemically defined MAPPED CHEBI EXACT_MATCH

Ontology mapping

Primary identifier: CHEBI:64220
Ontology label: monosodium glutamate
kg-microbe node: CHEBI:64220

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 (11)

Synonym	Type	Source	Occurrences
Na2-glutamate	EXACT_SYNONYM	kg_microbe
sodium 2-ammoniopentanedioate	EXACT_SYNONYM	kg_microbe
sodium 2-azaniumylpentanedioate	EXACT_SYNONYM	kg_microbe
Sodium glutamate	EXACT_SYNONYM	merged_from_duplicate_mim_record
Monosodium glutamate	EXACT_SYNONYM	merged_from_duplicate_mim_record
Role: Nitrogen source; Properties: Defined component, Organic compound, Simple component	RAW_TEXT	CultureMech
Role: Nitrogen source; Properties: Defined component, Simple component, Organic compound	RAW_TEXT	CultureMech
Role: Nitrogen source; Properties: Organic compound, Defined component, Simple component	RAW_TEXT	CultureMech
Role: Nitrogen source; Properties: Organic compound, Simple component, Defined component	RAW_TEXT	CultureMech
Role: Nitrogen source; Properties: Simple component, Defined component, Organic compound	RAW_TEXT	CultureMech
Role: Nitrogen source; Properties: Simple component, Organic compound, Defined component	RAW_TEXT	CultureMech

Rejected enrichment labels (1)

Provenance-only candidates: these are not synonyms and do not resolve to this record.

Rejected label	Disposition	Source	Occurrences
Sodium glutamate·H2O	REJECTED_LABEL	sssom_other_backfill

Chemical properties

Cas rn: 142-47-2
Data source: PubChem API (ontology label)
Retrieval date: 2026-04-05T23:46:56.534703+00:00
Molecular formula: C5H8NO4.Na
Inchi: InChI=1S/C5H9NO4.Na/c6-3(5(9)10)1-2-4(7)8;/h3H,1-2,6H2,(H,7,8)(H,9,10);/q;+1/p-1
Smiles: [NH3+]C(CCC(=O)[O-])C(=O)[O-].[Na+]

Evidence (1)

DATABASE_MATCH via CultureMech

Imported from CultureMech pipeline, quality=DIRECT_MATCH

Occurrence statistics

Total occurrences: 162
Distinct media: 162

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
2026-04-05T19:53:02.527717+00:00	fetch_cas_rn_from_pubchem	ADDED_CAS_RN	MAPPED	Added CAS-RN:142-47-2 from PubChem API via name lookup (Monosodium glutamate)
2026-04-05T23:45:27.783559+00:00	fetch_cas_rn_with_preprocessing	ADDED_CAS_RN	MAPPED	Added CAS-RN:142-47-2 from PubChem API (ontology label) via name preprocessing (Monosodium Glutamate)
2026-04-05T23:46:56.534712+00:00	fetch_cas_rn_with_preprocessing	ADDED_CAS_RN	MAPPED	Added CAS-RN:142-47-2 from PubChem API (ontology label) via name preprocessing (Sodium glutamate)
2026-04-05T23:46:56.901942+00:00	fetch_cas_rn_with_preprocessing	ADDED_CAS_RN	MAPPED	Added CAS-RN:142-47-2 from PubChem API (ontology label) via name preprocessing (Sodium Glutamate)
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 3 synonyms from kg-microbe P4.4 enrichment: Na2-glutamate, sodium 2-ammoniopentanedioate, sodium 2-azaniumylpentanedioate
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 4 synonyms from kg-microbe P4.4 enrichment: Na glutamate, Na2-glutamate, sodium 2-ammoniopentanedioate, sodium 2-azaniumylpentanedioate
2026-04-18T00:00:00+00:00	cbclaw_kg_microbe_sweep LLM	ADDED_SYNONYMS	MAPPED	Added 3 synonyms from kg-microbe P4.4 enrichment: Na glutamate, sodium 2-ammoniopentanedioate, sodium 2-azaniumylpentanedioate
2026-04-19T07:39:23.955331+00:00	audit_mim_merge	MERGED_FROM_DUPLICATES	MAPPED	Absorbed 5 duplicate MIM record(s) into this one: Sodium_Glutamate.yaml, Sodium_Glutamate_2.yaml, Monosodium_Glutamate.yaml, Na2-glutamate.yaml, Monosodium_Glutamate_2.yaml. Synonyms, curation_history, and occurrence counts were unioned/summed; winner selected by highest occurrence count with preferred_term readability tie-break.
2026-05-01T07:35:35.338382+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (CHEBI primary)
2026-05-01T08:08:31.415536+00:00	auto_classify_ingredient_type	AUTO_BACKFILL_CHEBI_CHEMISTRY		molecular_formula=C5H8NO4.Na; inchi=InChI=1S/C5H9NO4.Na/c6-3(5(9)10)1-2-4(7)8;/h3H,1-2; smiles=[NH3+]C(CCC(=O)[O-])C(=O)[O-].[Na+]
2026-05-02T03:12:17.169301+00:00	auto_classify_ingredient_type	AUTO_CLASSIFY_INGREDIENT_TYPE		set ingredient_type=SINGLE_INGREDIENT (chemical structure populated (molecular_formula))
2026-05-29T23:35:36.112279+00:00	extract_roles_from_synonyms	ANNOTATED		Added media role: NITROGEN_SOURCE (confidence: 1.00)
2026-06-09T05:23:46.808971+00:00	correct_stale_ontology_labels.py	CORRECTED		ontology_label 'Na glutamate' -> 'monosodium glutamate': synced to canonical CHEBI label (preferred_term 'Na glutamate' 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
2026-08-27T03:16:39.519525+00:00	refresh_occurrence_statistics	CORRECTED		occurrence_statistics 123/124 -> 162/162 (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]
2026-09-02T17:40:44.716277+00:00	claude_sssom_surface_form_backfill	ADDED_SYNONYMS		Recovered 1 surface form(s) that the published SSSOM `other` carried but no curated record did, so a rebuild would have dropped them from KGX: 'Sodium glutamate·H2O'. Tokens already present on the kg-microbe ontology node were left out as redundant (#520).
2026-09-12T00:00:00+00:00	reject_hidden_hydrate_synonym_collapses	REJECTED_HIDDEN_HYDRATE_SYNONYMS	MAPPED	Marked hidden hydrate synonym(s) as REJECTED_LABEL so this record no longer resolves sibling hydrate identities (#251): 'Sodium glutamate·H2O'.