TRIM16
Tripartite motif-containing protein 16
Also known as: EBBP, TRI16_HUMAN
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- O95361
- Gene
- TRIM16
- Ensembl
- ENSG00000221926
- Chromosome
- 17
- Canonical length
- 564 aa
- Protein class
- Enzymes, Predicted intracellular proteins
- Subcellular location
- Plasma membrane,Cytosol
- Quaternary structure
- Homodimer
OverviewNCBI Gene
The protein encoded by this gene is a tripartite motif (TRIM) family member that contains two B box domains and a coiled-coiled region that are characteristic of the B box zinc finger protein family. While it lacks a RING domain found in other TRIM proteins, the encoded protein can homodimerize or heterodimerize with other TRIM proteins and has E3 ubiquitin ligase activity. This gene is also a tumor suppressor and is involved in secretory autophagy. [provided by RefSeq, Jan 2017]
Canonical amino-acid sequenceUniProt
564 residues, UniProt reviewed canonical sequence.
>O95361|TRIM16
1 MAELDLMAPG PLPRATAQPP APLSPDSGSP SPDSGSASPV EEEDVGSSEK LGRETEEQDS
61 DSAEQGDPAG EGKEVLCDFC LDDTRRVKAV KSCLTCMVNY CEEHLQPHQV NIKLQSHLLT
121 EPVKDHNWRY CPAHHSPLSA FCCPDQQCIC QDCCQEHSGH TIVSLDAARR DKEAELQCTQ
181 LDLERKLKLN ENAISRLQAN QKSVLVSVSE VKAVAEMQFG ELLAAVRKAQ ANVMLFLEEK
241 EQAALSQANG IKAHLEYRSA EMEKSKQELE RMAAISNTVQ FLEEYCKFKN TEDITFPSVY
301 VGLKDKLSGI RKVITESTVH LIQLLENYKK KLQEFSKEEE YDIRTQVSAV VQRKYWTSKP
361 EPSTREQFLQ YAYDITFDPD TAHKYLRLQE ENRKVTNTTP WEHPYPDLPS RFLHWRQVLS
421 QQSLYLHRYY FEVEIFGAGT YVGLTCKGID RKGEERNSCI SGNNFSWSLQ WNGKEFTAWY
481 SDMETPLKAG PFRRLGVYID FPGGILSFYG VEYDTMTLVH KFACKFSEPV YAAFWLSKKE
541 NAIRIVDLGE EPEKPAPSLV GTAPLocalizationUniProt · AlphaFold · HPA
Whether an antibody against TRIM16 can act on the native protein depends on physical access: surface and secreted proteins are reachable by circulating antibodies, intracellular proteins usually are not.
- Antibody reachability
- Intracellular
- Secreted
- No
- Transmembrane segments
- 0
- Mean surface accessibility (rSASA)
- 0.41
- Highest tissue expression
- 142 nTPM
Expression across tissuesHPA
Tissue
- esophagus: 142 nTPM
- vagina: 69 nTPM
- cervix: 52 nTPM
- skin: 43 nTPM
- tonsil: 36 nTPM
- salivary gland: 35 nTPM
Single-cell type
- sertoli cells: 44 nCPM
- myonuclei: 37 nCPM
- oligodendrocytes: 34 nCPM
- choroid plexus epithelial cells: 31 nCPM
- ependymal cells: 31 nCPM
- proximal tubule cells: 30 nCPM
Immune cell
- T-reg: 45 nTPM
- memory CD4 T-cell: 5 nTPM
- classical monocyte: 3.9 nTPM
- myeloid DC: 3 nTPM
- naive CD8 T-cell: 2.7 nTPM
- total PBMC: 2.5 nTPM
Brain region
- white matter: 41 nTPM
- cerebellum: 30 nTPM
- medulla oblongata: 30 nTPM
- pons: 29 nTPM
- thalamus: 29 nTPM
- midbrain: 28 nTPM
Genetic constraint and essentialitygnomAD · DepMap
Does the body need this protein intact? Low LOEUF or a strong DepMap dependency means loss or blockade of the protein is likely to be felt.
- gnomAD LOEUF (loss-of-function intolerance)
- 1.13
- gnomAD pLI
- 0
- gnomAD missense Z
- 0.34
- DepMap mean gene effect
- -0.05
- DepMap dependency class
- selective
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 4% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
- positive regulation of DNA-templated transcription
- positive regulation of interleukin-1 beta production
- positive regulation of keratinocyte differentiation
- positive regulation of retinoic acid receptor signaling pathway
- response to growth hormone
- response to retinoic acid
Molecular functions
- DNA binding
- interleukin-1 binding
- NACHT domain binding
- ubiquitin protein ligase activity
- zinc ion binding
Cellular components
Protein domainsUniProt · Pfam · InterPro
- B-box-type zinc finger
- B30.2/SPRY domain
- SPRY domain
- Butyrophylin-like, SPRY domain
- SPRY-associated
- Concanavalin A-like lectin/glucanase domain superfamily
- B30.2/SPRY domain superfamily
- E3 ubiquitin-protein ligase TRIM/RNF
- TRIM8/14/16/25/29/45/65, coiled-coil region
- SPRY domain
- B-box zinc finger
- SPRY-associated domain
- TRIM protein coiled-coil region
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of TRIM16 in the human serome: UniProt-annotated complex subunits plus reported interactors. Each links to its own Seroatlas record.
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads TRIM16 as an antibody target. Whether an autoantibody or antibody against TRIM16 could matter depends on whether native TRIM16 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
TRIM16 is annotated as predominantly intracellular. Intracellular proteins are common autoantibody markers, becoming visible to the immune system after cell injury or altered processing, but are usually markers of disease rather than direct drivers.
Annotation status
The present source text does not explicitly label TRIM16 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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