Gene Gene information from NCBI Gene database.
Entrez ID 123016
Gene name Tetratricopeptide repeat domain 8
Gene symbol TTC8
Synonyms (NCBI Gene)
BBS8RP51
Chromosome 14
Chromosome location 14q31.3
Summary This gene encodes a protein that has been directly linked to Bardet-Biedl syndrome. The primary features of this syndrome include retinal dystrophy, obesity, polydactyly, renal abnormalities and learning disabilities. Experimentation in non-human eukaryot
SNPs SNP information provided by dbSNP.
10
SNP ID Visualize variation Clinical significance Consequence
rs119103286 G>A Likely-pathogenic, pathogenic, uncertain-significance Coding sequence variant, synonymous variant, non coding transcript variant, 5 prime UTR variant
rs140698625 C>T Likely-pathogenic, uncertain-significance Missense variant, coding sequence variant, non coding transcript variant
rs142938748 A>G Conflicting-interpretations-of-pathogenicity, likely-benign Coding sequence variant, missense variant, non coding transcript variant
rs200113889 C>A Benign, conflicting-interpretations-of-pathogenicity Coding sequence variant, synonymous variant, non coding transcript variant, 5 prime UTR variant
rs587777806 GAGTAT>- Pathogenic Intron variant, inframe deletion, 5 prime UTR variant, coding sequence variant, non coding transcript variant
miRNA miRNA information provided by mirtarbase database.
186
miRTarBase ID miRNA Experiments Reference
MIRT002556 hsa-miR-373-3p Microarray 15685193
MIRT002556 hsa-miR-373-3p Microarray;Other 15685193
MIRT022749 hsa-miR-124-3p Microarray 18668037
MIRT048124 hsa-miR-197-3p CLASH 23622248
MIRT038637 hsa-miR-125a-3p CLASH 23622248
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
50
GO ID Ontology Definition Evidence Reference
GO:0001650 Component Fibrillar center IDA
GO:0001736 Process Establishment of planar polarity IEA
GO:0005515 Function Protein binding IPI 14520415, 16327777, 17574030, 18762586, 24550735, 24939912, 25552655
GO:0005737 Component Cytoplasm IEA
GO:0005739 Component Mitochondrion HTP 34800366
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
608132 20087 ENSG00000165533
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q8TAM2
Protein name Tetratricopeptide repeat protein 8 (TPR repeat protein 8) (Bardet-Biedl syndrome 8 protein)
Protein function The BBSome complex is thought to function as a coat complex required for sorting of specific membrane proteins to the primary cilia. The BBSome complex is required for ciliogenesis but is dispensable for centriolar satellite function. This cilio
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF13176 TPR_7 320 353 Tetratricopeptide repeat Repeat
PF13432 TPR_16 427 490 Family
Tissue specificity TISSUE SPECIFICITY: Widely expressed.
Sequence
MSSEMEPLLLAWSYFRRRKFQLCADLCTQMLEKSPYDQEPDPELPVHQAAWILKARALTE
MVYIDEIDVDQEGIAEMMLDENAIAQVPRPGTSLKLPGTNQTGGPSQAVRPITQAGRPIT
GFLRPSTQSGRPGTMEQAIRTPRTAYTARPITSSSGRFVRLGTASMLTSPDGPFINLSRL
NLTKYSQKPKLAKALFEYIFHHENDVKTIHLEDVVLHLGIYPFLLRNKNHIEKNALDLAA
LSTEHSQYKDWWWKVQIGKCYYRLGMYREAEKQFKSALKQQEMVDTFLYLAKVYVSLDQP
VTALNLFKQGLDKFPGEVTLLCGIARIYEEMNNMSSAAEYYKEVLKQDNTHVEAIACIGS
NHFYSDQPEIALRFYRRLLQMGIYNGQLFNNLGLCCFYAQQYDMTLTSFERALSLAENEE
EAADVWYNLGHVAVGIGDTNLAHQCFRLALVNNNNHAEAYNNLAVLEMRKGHVEQARALL
QTASSLAPHM
YEPHFNFATISDKIGDLQRSYVAAQKSEAAFPDHVDTQHLIKQLRQHFAM
L
Sequence length 541
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  Reactome
    BBSome-mediated cargo-targeting to cilium
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
27
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Bardet-Biedl syndrome Likely pathogenic; Pathogenic rs2140977987, rs2140999630, rs771218088, rs2141033061, rs2140999501, rs2141033426, rs2141044380, rs2140976096, rs2094691095, rs1273244823, rs1271312946, rs139234943, rs587777807, rs119103286, rs2546212753
View all (13 more)
RCV001377063
RCV001377429
RCV001378356
RCV001377275
RCV001390662
View all (23 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Bardet-Biedl syndrome 8 Likely pathogenic; Pathogenic rs1273244823, rs1271312946, rs139234943, rs587777806, rs587777807, rs119103286, rs587777808, rs2546212753, rs1347407994, rs1566839401, rs2546126494, rs2094937970, rs2546169588, rs1595939517, rs1595959305
View all (2 more)
RCV002269385
RCV005006287
RCV002262185
RCV000002637
RCV000002638
View all (12 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Hepatocellular carcinoma Likely pathogenic rs1329552995 RCV005927725
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Moderate intellectual disability Likely pathogenic; Pathogenic rs119103286 RCV000415339
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
ALZHEIMER DISEASE GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CENTRAL NERVOUS SYSTEM CANCER GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
DEMENTIA GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Gastric cancer Uncertain significance; Conflicting classifications of pathogenicity ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Age related macular degeneration Age-related macular degeneration HPO_DG
★☆☆☆☆
Found in Text Mining only
Bardet-Biedl Syndrome Bardet-Biedl Syndrome BEFREE 14520415, 16308660, 19402160, 21646512
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Bardet-Biedl Syndrome Bardet-Biedl Syndrome LHGDN 14520415
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Bardet-Biedl syndrome Bardet-Biedl Syndrome Orphanet
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Bardet-Biedl Syndrome Bardet-Biedl Syndrome CLINVAR_DG
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Bardet-Biedl syndrome 1 (disorder) Bardet-Biedl Syndrome GENOMICS_ENGLAND_DG 20451172
★☆☆☆☆
Found in Text Mining only
BARDET-BIEDL SYNDROME 8 Bardet-Biedl Syndrome GENOMICS_ENGLAND_DG 14520415, 19402160
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
BARDET-BIEDL SYNDROME 8 Bardet-Biedl Syndrome CTD_human_DG
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
BARDET-BIEDL SYNDROME 8 Bardet-Biedl Syndrome CLINVAR_DG
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Brachycephaly Brachycephaly HPO_DG
★☆☆☆☆
Found in Text Mining only