DUFMech

All families / PF04526

PF04526: DUF568

Protein of unknown function (DUF568)

Curation status
SEEDED
Seed status
UNKNOWN CANDIDATE
Characterization
UNSCORED

Grounding

PF04526: Protein of unknown function (DUF568)
IPR045265: integrated entry for Protein of unknown function (DUF568)

Source description

Family of uncharacterised plant proteins.

Evidence and references

Source descriptions and links are provenance, not independent functional validation.

Evidence counts: not scored.

Curated functional assertions

No curated functional assertions supplied.

Protein sequence examples

8 verified sequence examples. FASTA

UniProtProtein / organismSequenceProvenance
Q8VYH6Cytochrome b561 and DOMON domain-containing protein At4g17280
Arabidopsis thaliana
402 aa; version 1
UniProt 2026_03
UNIPROT FETCH
3 sibling references
Q94BT2Auxin-induced in root cultures protein 12
Arabidopsis thaliana
252 aa; version 3
UniProt 2026_03
UNIPROT FETCH
6 sibling references
Q9FGK4Cytochrome b561 and DOMON domain-containing protein At5g47530
Arabidopsis thaliana
395 aa; version 1
UniProt 2026_03
UNIPROT FETCH
3 sibling references
Q9FKC1Cytochrome b561 and DOMON domain-containing protein At5g48750
Arabidopsis thaliana
255 aa; version 1
UniProt 2026_03
UNIPROT FETCH
2 sibling references
Q9FKH6Cytochrome b561 and DOMON domain-containing protein At5g35735
Arabidopsis thaliana
404 aa; version 1
UniProt 2026_03
UNIPROT FETCH
4 sibling references
Q9LSE7Cytochrome b561 and DOMON domain-containing protein At3g25290
Arabidopsis thaliana
393 aa; version 1
UniProt 2026_03
UNIPROT FETCH
3 sibling references
Q9SJ74Cytochrome b561 and DOMON domain-containing protein At2g04850
Arabidopsis thaliana
404 aa; version 2
UniProt 2026_03
UNIPROT FETCH
2 sibling references
Q9SV71Cytochrome b561 and DOMON domain-containing protein At4g12980
Arabidopsis thaliana
394 aa; version 1
UniProt 2026_03
UNIPROT FETCH
4 sibling references

Pfam membership is not functional evidence. Whole-protein sequences do not establish domain boundaries. A coverage gap here is not absence from UniProt.

Sequences and metadata: UniProt Consortium, CC BY 4.0.

Domain matches

No residue-level domain match evidence is available in this build. Structure and AlphaFold counters do not supply coordinates or establish function.

Snapshot counters

proteins
4,572
matches
4,627
proteomes
377
taxa
1,048
structures
0
alphafold models
3,696
domain architectures
76

Classification basis

short name matches duf; name says unknown function

No scoring reasons supplied.

Related Mech records

FamilyMechRecordProteinLink basis
DUF568 (PF04526)ProteinTraitsMechlateral root morphogenesisQ94BT2
Auxin-induced in root cultures protein 12
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechDOMON_CIL1_likeQ8VYH6
Cytochrome b561 and DOMON domain-containing protein At4g17280
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechDOMON_CIL1_likeQ94BT2
Auxin-induced in root cultures protein 12
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechDOMON_CIL1_likeQ9FGK4
Cytochrome b561 and DOMON domain-containing protein At5g47530
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechDOMON_CIL1_likeQ9FKC1
Cytochrome b561 and DOMON domain-containing protein At5g48750
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechDOMON_CIL1_likeQ9FKH6
Cytochrome b561 and DOMON domain-containing protein At5g35735
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechDOMON_CIL1_likeQ9LSE7
Cytochrome b561 and DOMON domain-containing protein At3g25290
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechDOMON_CIL1_likeQ9SJ74
Cytochrome b561 and DOMON domain-containing protein At2g04850
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechDOMON_CIL1_likeQ9SV71
Cytochrome b561 and DOMON domain-containing protein At4g12980
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechCyt_b561_FRRS1_likeQ8VYH6
Cytochrome b561 and DOMON domain-containing protein At4g17280
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechCyt_b561_FRRS1_likeQ9FGK4
Cytochrome b561 and DOMON domain-containing protein At5g47530
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechCyt_b561_FRRS1_likeQ9FKH6
Cytochrome b561 and DOMON domain-containing protein At5g35735
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechCyt_b561_FRRS1_likeQ9LSE7
Cytochrome b561 and DOMON domain-containing protein At3g25290
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechCyt_b561_FRRS1_likeQ9SV71
Cytochrome b561 and DOMON domain-containing protein At4g12980
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domainQ8VYH6
Cytochrome b561 and DOMON domain-containing protein At4g17280
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domainQ94BT2
Auxin-induced in root cultures protein 12
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domainQ9FGK4
Cytochrome b561 and DOMON domain-containing protein At5g47530
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domainQ9FKC1
Cytochrome b561 and DOMON domain-containing protein At5g48750
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domainQ9FKH6
Cytochrome b561 and DOMON domain-containing protein At5g35735
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domainQ9LSE7
Cytochrome b561 and DOMON domain-containing protein At3g25290
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domainQ9SJ74
Cytochrome b561 and DOMON domain-containing protein At2g04850
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domainQ9SV71
Cytochrome b561 and DOMON domain-containing protein At4g12980
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechAIR12, DOMON domain
trait identifier
DUF568 (PF04526)ProteinTraitsMechDOMON domainQ94BT2
Auxin-induced in root cultures protein 12
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechProtein of unknown function (DUF568)Q94BT2
Auxin-induced in root cultures protein 12
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechProtein of unknown function (DUF568)Q9FKH6
Cytochrome b561 and DOMON domain-containing protein At5g35735
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechProtein of unknown function (DUF568)Q9SV71
Cytochrome b561 and DOMON domain-containing protein At4g12980
canonical example family classification
DUF568 (PF04526)ProteinTraitsMechProtein of unknown function (DUF568)
trait identifier
DUF568 (PF04526)ProteinTraitsMechDOMON domain profileQ94BT2
Auxin-induced in root cultures protein 12
canonical example family classification

Curation history and reviews

No retained curation events supplied.

No retained review supplied.

Record source

data/families/PF04526.yaml
Family YAML in this build

Download this family (JSON)

Status and evidence

Seed status
A name-based classification of frozen InterPro/Pfam metadata. UNKNOWN CANDIDATE means the metadata explicitly says the function is unknown. KNOWN HISTORICAL DUF means a DUF name matched without that wording; this heuristic is not proof of a known function and does not establish experimental characterization. EX DUF means Pfam renamed the family away from a DUF/UPF name, as recorded in Pfam's previous identifiers; a rename usually follows published work on some members but is naming history, not proof of function for every member. Some EX DUF families' current names or descriptions still say the function is unknown; their classification basis lists this, and scoring does not treat them as characterized. FALSE POSITIVE TEXT HIT means the naming rules did not match.
Characterization
A separate evidence-scoring result. UNSCORED means no score has been calculated; it is not evidence that the family lacks a known function. Missing scores are not negative evidence. PARTIALLY CHARACTERIZED has partial support; KNOWN HISTORICAL DUF can inherit the seed label or reflect a known-function signal. Neither label implies experimental validation.
Evidence counts
Source-specific signals, not unique proteins, publications, or confidence scores. Known counts Rhea reactions and experimentally supported GO molecular-function annotations. Partial counts functional/domain assignments. Context counts structural, environmental, orthology, interaction and neighborhood signals; context alone does not assign function. Repeated annotations may not be independent.
Curation status
Reported separately from seed classification and characterization. SNAPSHOT ONLY means no curated metadata was supplied for this build. SEEDED denotes a source-derived record, not an expert-reviewed functional claim.
Missing counts
Not available means the source did not supply that counter. A zero is a reported count. Not scored means evidence counts are unavailable.