All families / PF11815
PF11815: DUF3336
Domain of unknown function (DUF3336)
- Curation status
- SEEDED
- Seed status
- UNKNOWN CANDIDATE
- Characterization
- UNSCORED
Grounding
PF11815: Domain of unknown function (DUF3336)
IPR021771: integrated entry for Domain of unknown function (DUF3336)
Source description
This family of proteins are functionally uncharacterised. This family is found in bacteria and eukaryotes. This presumed domain is typically between 143 to 227 amino acids in length.
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
5 verified sequence examples. FASTA
| UniProt | Protein / organism | Sequence | Provenance |
|---|---|---|---|
| P36165 | Triacylglycerol lipase 4 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | 910 aa; version 1 UniProt 2026_03 | UNIPROT FETCH |
| P40308 | Triacylglycerol lipase 3 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | 642 aa; version 2 UniProt 2026_03 | UNIPROT FETCH |
| Q12043 | Triacylglycerol lipase 5 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) | 749 aa; version 1 UniProt 2026_03 | UNIPROT FETCH |
| Q9LZA6 | Triacylglycerol lipase SDP1 Arabidopsis thaliana | 825 aa; version 1 UniProt 2026_03 | UNIPROT FETCH2 sibling references |
| Q9M1I6 | Triacylglycerol lipase SDP1L Arabidopsis thaliana | 801 aa; version 1 UniProt 2026_03 | UNIPROT FETCH2 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
- 5,403
- matches
- 5,418
- proteomes
- 2,403
- taxa
- 5,273
- structures
- 0
- alphafold models
- 4,418
- domain architectures
- 78
Classification basis
short name matches duf; name says unknown function; domain of unknown function
No scoring reasons supplied.
Related Mech records
| Family | Mech | Record | Protein | Link basis |
|---|---|---|---|---|
| DUF3336 (PF11815) | ProteinTraitsMech | lysophosphatidylethanolamine acyltransferase activity | P40308 Triacylglycerol lipase 3 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | cell budding | P36165 Triacylglycerol lipase 4 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | cell budding | P40308 Triacylglycerol lipase 3 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Pat_SDP1-like | Q9LZA6 Triacylglycerol lipase SDP1 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Pat_SDP1-like | Q9M1I6 Triacylglycerol lipase SDP1L | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Pat_TGL3_like | P40308 Triacylglycerol lipase 3 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Pat_TGL4-5_like | P36165 Triacylglycerol lipase 4 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Pat_TGL4-5_like | Q12043 Triacylglycerol lipase 5 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Triacylglycerol lipase, N-terminal | P36165 Triacylglycerol lipase 4 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Triacylglycerol lipase, N-terminal | P40308 Triacylglycerol lipase 3 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Triacylglycerol lipase, N-terminal | Q12043 Triacylglycerol lipase 5 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Triacylglycerol lipase, N-terminal | Q9LZA6 Triacylglycerol lipase SDP1 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Triacylglycerol lipase, N-terminal | Q9M1I6 Triacylglycerol lipase SDP1L | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Triacylglycerol lipase, N-terminal | trait identifier | |
| DUF3336 (PF11815) | ProteinTraitsMech | Domain of unknown function (DUF3336) | P36165 Triacylglycerol lipase 4 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Domain of unknown function (DUF3336) | P40308 Triacylglycerol lipase 3 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Domain of unknown function (DUF3336) | Q12043 Triacylglycerol lipase 5 | canonical example family classification |
| DUF3336 (PF11815) | ProteinTraitsMech | Domain of unknown function (DUF3336) | trait identifier |
Curation history and reviews
No retained curation events supplied.
No retained review supplied.
Record source
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.