TIGD5
Tigger transposable element-derived protein 5
Also known as: FLJ14926, TIGD5_HUMAN
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q53EQ6
- Gene
- TIGD5
- Ensembl
- ENSG00000179886
- Chromosome
- 8
- Canonical length
- 642 aa
- Protein class
- Predicted intracellular proteins
OverviewNCBI Gene
The protein encoded by this gene belongs to the tigger subfamily of the pogo superfamily of DNA-mediated transposons in humans. These proteins are related to DNA transposons found in fungi and nematodes, and more distantly to the Tc1 and mariner transposases. They are also very similar to the major mammalian centromere protein B. The exact function of this gene is not known. [provided by RefSeq, Jul 2008]
Canonical amino-acid sequenceUniProt
642 residues, UniProt reviewed canonical sequence.
>Q53EQ6|TIGD5
1 MYPAGPPAGP VPRRGRRPLP GPPAPAPAPV PAARPPPPAP GPRPRVAVKM AFRKAYSIKD
61 KLQAIERVKG GERQASVCRD FGVPGGTLRG WLKDEPKLRW FLEQLGGEVG TQRKKMRLAN
121 EEEIDRAVYA WFLALRQHGV PLSGPLIQAQ AEAFARQIYG PECTFKASHG WFWRWQKRHG
181 ISSQRFYGEA GPPAPSPAPG PPVKEEPALP SGAGPLPDRA PAPPPPAEGG YGDEQIYSAS
241 VTGLYWKLLP EQAAPPGAGD PGAGGCGRRW RGDRVTVLLA ANLTGSHKLK PLVIGRLPDP
301 PSLRHHNQDK FPASYRYSPD AWLSRPLLRG WFFEEFVPGV KRYLRRSCLQ QKAVLLVAHP
361 PCPSPAASMP ALDSEDAPVR CRPEPLGPPE ELQTPDGAVR VLFLSKGSSR AHIPAPLEQG
421 VVAAFKQLYK RELLRLAVSC ASGSPLDFMR SFMLKDMLYL AGLSWDLVQA GSIERCWLLG
481 LRAAFEPRPG EDSAGQPAQA EEAAEHSRVL SDLTHLAALA YKCLAPEEVA EWLHLDDDGG
541 PPEGCREEVG PALPPAAPPA PASLPSAMGG GEDEEEATDY GGTSVPTAGE AVRGLETALR
601 WLENQDPREV GPLRLVQLRS LISMARRLGG IGHTPAGPYD GVLocalizationUniProt · AlphaFold · HPA
Whether an antibody against TIGD5 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)
- 0.42
- Highest tissue expression
- 5.6 nTPM
Expression across tissuesHPA
Tissue
- pancreas: 5.6 nTPM
- cerebellum: 5.3 nTPM
- skeletal muscle: 4.2 nTPM
- ovary: 3.8 nTPM
- pituitary gland: 3.7 nTPM
- skin: 3.5 nTPM
Single-cell type
- oligodendrocyte progenitor cells: 4.7 nCPM
- other brain neurons: 4 nCPM
- bergmann glia: 3.9 nCPM
- renal connecting tubule cells: 3.8 nCPM
- ependymal cells: 3.6 nCPM
- oligodendrocytes: 3.5 nCPM
Immune cell
- gdT-cell: 0.1 nTPM
- intermediate monocyte: 0.1 nTPM
- memory B-cell: 0.1 nTPM
- memory CD8 T-cell: 0.1 nTPM
- naive B-cell: 0.1 nTPM
- plasmacytoid DC: 0.1 nTPM
Brain region
- cerebellum: 12 nTPM
- midbrain: 8.6 nTPM
- medulla oblongata: 8.4 nTPM
- white matter: 8.2 nTPM
- cerebral cortex: 8.1 nTPM
- amygdala: 7.8 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)
- 0.91
- gnomAD pLI
- 0
- gnomAD missense Z
- 1.73
- DepMap mean gene effect
- -0.11
- DepMap dependency class
- selective
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 17% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
- DDE superfamily endonuclease domain
- HTH CenpB-type DNA-binding domain
- DNA binding HTH domain, Psq-type
- Homedomain-like superfamily
- Winged helix-like DNA-binding domain superfamily
- Centromere and Transposable Element-Derived Protein
- DDE superfamily endonuclease
- Tc5 transposase DNA-binding domain
- CENP-B N-terminal DNA-binding domain
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of TIGD5 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 TIGD5 as an antibody target. Whether an autoantibody or antibody against TIGD5 could matter depends on whether native TIGD5 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
TIGD5 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 TIGD5 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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