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pseudaminate

CHEBI:63282 EXACT SEEDED

What these status tags mean

Curation status describes a workflow state. SEEDED means the record entered through the source-seeding workflow; it does not imply that no later curation occurred. PROPOSED marks an addition awaiting review; REVIEWED records curator sign-off on identity, structure, filing class and producer claims; DEPRECATED retains a superseded or out-of-scope record. These are workflow decisions, not independently verified human review. Agent-assisted contributions may appear in the record history.

Grounding describes the identifier mapping: EXACT uses an ontology identity asserted by the source; MINTED keeps a local identifier when no defensible ontology identity is available; REVIEW_NEEDED flags an exact structure whose ontology identity needs adjudication. The grounding note retains any unresolved alternatives. These tags do not establish the strength of producer or activity evidence.

A monocarboxylic acid anion arising from deprotonation of the carboxy group of pseudaminic acid; major species at pH 7.3.

Structure

Standard InChIKeyZJOSXOOPEBJBMC-LJRWBPDUSA-M
SMILESC[C@@H]([C@@H]([C@H]1[C@H]([C@H](C[C@](O1)(C(=O)[O-])O)O)NC(=O)C)NC(=O)C)O
Stereochemistryfully defined

Filing pathway

Carbohydrates — computed by NPClassifier npclassifier.gnps2.org@2026-09-07, which is why it is pinned rather than recomputed. The gene cluster's asserted class is other, from MIBiG.

Producer organisms 1

A claim that this taxon makes the compound. The basis says what the evidence addressed — a knockout and a database assertion are not the same claim.

TaxonBasisClusterEvidence
Tannerella forsythia
NCBITaxon:28112
SOURCE_ASSERTION mibig:BGC0001747 DOI:10.1128/aem.01801-17

Occurrences 0

None cited.

Biosynthetic gene clusters 1

AccessionHostLocus evidenceGenome
mibig:BGC0001747 Tannerella forsythia
NCBITaxon:28112
CLUSTER_UNSTATED genbank:JUET01000030.1

A locus claim and a taxon claim are different questions. Heterologous expression settles the first and leaves the second where the isolation report left it.

Mechanism & Biosynthesis Overview

PRODUCERS & OCCURRENCE 1 producer (0 causal) 0 cited occurrences BIOSYNTHETIC LOCUS 1 gene cluster 0 curated pathway steps NATURAL PRODUCT pseudaminate CHEBI:63282 Carbohydrates TARGETS & BIOACTIVITY 0 molecular targets 0 bioactivities · 0 graphs

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Open questions 1

name-disagreement — ChEBI calls this structure 'pseudaminate' and MIBiG calls it 'pseudaminic acid'. They share a Standard InChIKey, so if the names denote different compounds then one upstream record has the wrong structure. Check which.

Provenance

Source conceptSourceVersion
BGC0001747MIBIG3
CHEBI:63282CHEBI3-star

This page is generated from data/natural_products/carbohydrates/pseudaminate.yaml, which is generated from the committed inventories. Neither is edited by hand.