Ontology

MIXS

Minimum Information about any (x) Sequence

The GSC family of minimum information standards (checklists) – Minimum Information about any (x) Sequence (MIxS). MIxS identifiers are for terms describing an aspect of an environmental sample.

ontology

E34

FAIR 35/48

Evaluated 26 Oct 2026

How scores work

Source & access

Homepagew3id.org DownloadCanonical file / PURL Browse in OLSEMBL-EBI Ontology Lookup Service Browse in BioPortalNCBO BioPortal

homepage w3id.org HTTP 200
download w3id.org HTTP 200

Portals & registries

Source	ID	Version	Classes	Properties	Individuals	Loaded
OLS (EMBL-EBI)	`gscmixs`	—	1,459	834	0	25 Oct 2026

Ontology IRI https://w3id.org/mixs/mixs.owl.ttl

Languages en

Imports from (3)
ENVO NCIT SO

Also registered as
aberowl: MIXS bioportal: MIXS ols: gscmixs

Automated evaluation

F Findable FAIR11/12

Persistent identifier (F1)w3id.org+4
Indexed in services (F4)3: OLS, BioPortal, Bioregistry+4
Citable reference (F2)doi:10.1038/nbt.1823+3

A Accessible FAIR12/12

Homepage reachableHTTP 200+3
Artefact retrievable over HTTP(S) (A1)download HTTP 200+6
Metadata persists in a registry (A2)Bioregistry+3

I Interoperable FAIR12/12

Formal machine-readable format (I1)OWL, RDF+5
Semantic-web IRIs (I2)OWL, RDF+3
References other vocabularies (I3)imports 3: envo, ncit, so+4

R Reusable FAIR0/12

Clear license (R1.1)none found0
Release provenance (R1.2)no version in artefact, registry or release tags0
Community standards (R1.3)no independent compliance report (not on the OBO Dashboard)0

Q Ontology consistency & quality0/20

Logical consistencynever checked by a reasoner0
OWL 2 DL profileprofile not checked0
Upper-ontology alignmentno BFO/COB/DOLCE import found0
Standard relations (RO)does not import the Relation Ontology0
ROBOT report: no errorsno ROBOT report available0
ROBOT report: warning densityno ROBOT report available0
Pitfall scan: no critical pitfallsno pitfall scan or ROBOT report yet0

M Maintenance0/16

Recencyno activity evidence0
Release cadence (12 months)0 releases0

U Community adoption4/16

Documented adopting projects0 projects0
Reused by other ontologies00
Community signalmax(stars 0 → 0, citations 733 → 4)+4

P Penalties (inactivity & inconsistency)-5

No activity evidenceno commits, releases or dated files found-5
Inactive statusnot archived, legacy or inactive0
Consistencynot yet checked by a reasoner0

FAIR subtotal 35/48 · earned 39/100 − 5 inactivity = 34/100 → grade E

Community adoption 0

No adopting projects documented yet.

Know a project that uses MIXS? Suggest it.

History & changes 1 run

History starts with the first archived run; changes appear after the next evaluation.

Run	Score	FAIR	Version evaluated	Terms	Snapshot
26 Oct 2026, 03:31 UTC	34 E	35	—	1,459	JSON

Provenance

Every fact on this page was fetched automatically. Each row shows where it came from and when. If a source fails, the last good value is kept and marked “carried forward”.

Fact	Source	Retrieved
Homepage link check (HTTP 200)	w3id.org	26 Oct 2026, 03:06 UTC
Download link check (HTTP 200)	w3id.org	26 Oct 2026, 03:06 UTC
Artefact header	raw.githubusercontent.com	26 Oct 2026, 03:06 UTC
OLS classes, imports, version & release	ebi.ac.uk	26 Oct 2026, 03:06 UTC
Bioregistry mappings, dependencies & reuse	bioregistry.io	26 Oct 2026, 03:06 UTC
Crossref citations (doi:10.1038/nbt.1823)	api.crossref.org	26 Oct 2026, 03:06 UTC

Run 2026-10-26T02-37-38Z · evaluator v2.0.0 · rubric v3.4 · entry.json · run snapshot

How to cite

Minimum information about a marker gene sequence (MIMARKS) and minimum information about any (x) sequence (MIxS) specifications (2011) · doi:10.1038/nbt.1823 · 733 citations