# Interaction Ontology (IXNO)

> The Interaction ontology (IxnO) was developed to enable curation of chemical-gene and...

- Page: https://library.schematica.io/model/855195b92732409b948d81d7eaca7a5e
- Model type: Ontology
- License: CC BY 4.0
- Access type: Free
- Access method: Download
- Model size: Small
- Formats: OBO
- Domains: Healthcare
- Audiences: Researcher
- External link: https://bioportal.bioontology.org/ontologies/IXNO
- Contact: Carolyn Mattingly (cmattin@mdibl.org)
- Listed in library: 2025-06-12
- Last updated: 2025-09-10

## Description

## Ontology Info

| Field | Value |
|-------|-------|
| Acronyme | IXNO |
| Description | The Interaction ontology (IxnO) was developed to enable curation of chemical-gene and chemical-protein interactions for the Comparative Toxicogenomics Database (CTD). CTD is a freely available resource that aims to promote understanding and novel hypothesis development about the effects of the environment on human health. |
| Format | OBO |
| Categories | Other |
| Groups |  |

## Metrics

| Metric | Value |
|--------|-------|
| Classes | 64 |
| Individuals | 0 |
| Properties | 0 |
| Max Depth | 3 |
| Max Child Count | 24 |
| Average Child Count | 5 |
| Classes With One Child | 5 |
| Classes With More Than 25 Children | 0 |
| Classes With No Definition | 11 |

## Projects using IXNO

No projects using IXNO

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Source: https://library.schematica.io/model/855195b92732409b948d81d7eaca7a5e