Gene Gene information from NCBI Gene database.
Entrez ID 79947
Gene name Dehydrodolichyl diphosphate synthase subunit
Gene symbol DHDDS
Synonyms (NCBI Gene)
CITCPTDEDSMDSHDSRP59hCIT
Chromosome 1
Chromosome location 1p36.11
Summary The protein encoded by this gene catalyzes cis-prenyl chain elongation to produce the polyprenyl backbone of dolichol, a glycosyl carrier lipid required for the biosynthesis of several classes of glycoproteins. Mutations in this gene are associated with r
SNPs SNP information provided by dbSNP.
9
SNP ID Visualize variation Clinical significance Consequence
rs147394623 A>G Pathogenic Missense variant, 5 prime UTR variant, coding sequence variant
rs754564043 C>G,T Likely-pathogenic Coding sequence variant, missense variant
rs764831063 A>G Pathogenic Intron variant
rs1229969030 G>A Likely-pathogenic Coding sequence variant, missense variant
rs1553121073 G>A Uncertain-significance, pathogenic Missense variant, coding sequence variant, 5 prime UTR variant
miRNA miRNA information provided by mirtarbase database.
306
miRTarBase ID miRNA Experiments Reference
MIRT704247 hsa-miR-5008-5p HITS-CLIP 23313552
MIRT704246 hsa-miR-6089 HITS-CLIP 23313552
MIRT704245 hsa-miR-6804-5p HITS-CLIP 23313552
MIRT704244 hsa-miR-7106-5p HITS-CLIP 23313552
MIRT704243 hsa-miR-149-3p HITS-CLIP 23313552
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
24
GO ID Ontology Definition Evidence Reference
GO:0004659 Function Prenyltransferase activity IDA 25066056
GO:0005515 Function Protein binding IPI 15110773, 32817466, 33961781
GO:0005783 Component Endoplasmic reticulum IBA
GO:0005783 Component Endoplasmic reticulum IEA
GO:0005789 Component Endoplasmic reticulum membrane IDA 14652022
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
608172 20603 ENSG00000117682
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q86SQ9
Protein name Dehydrodolichyl diphosphate synthase complex subunit DHDDS (EC 2.5.1.87) (Cis-isoprenyltransferase) (CIT) (Cis-IPTase) (Cis-prenyltransferase subunit hCIT) (Epididymis tissue protein Li 189m)
Protein function With NUS1, forms the dehydrodolichyl diphosphate synthase (DDS) complex, an essential component of the dolichol monophosphate (Dol-P) biosynthetic machinery (PubMed:25066056, PubMed:28842490, PubMed:32817466, PubMed:33077723). Both subunits cont
PDB 6W2L , 6Z1N , 7PAX , 7PAY , 7PB0 , 7PB1
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF01255 Prenyltransf 32 255 Putative undecaprenyl diphosphate synthase Family
Tissue specificity TISSUE SPECIFICITY: Ubiquitous (PubMed:21295282). Expressed at high levels in testis and kidney (PubMed:20736409). Expressed in epididymis (at protein level) (PubMed:20736409). {ECO:0000269|PubMed:20736409, ECO:0000269|PubMed:21295282}.
Sequence
Sequence length 333
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Terpenoid backbone biosynthesis   Synthesis of Dolichyl-phosphate
Defective DHDDS causes retinitis pigmentosa 59
Associated diseases Disease associations from ClinVar categorized as Causal (Pathogenic/Likely Pathogenic) or Unknown.
575
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
Congenital disorder of glycosylation, type Ibb Pathogenic; Likely pathogenic rs1553121545, rs764831063 RCV000578125
RCV000578121
Developmental delay and seizures with or without movement abnormalities Likely pathogenic; Pathogenic rs1248671884, rs1553121072, rs2524708025, rs2524707695, rs147394623, rs1553121073, rs1553122926, rs1557447255, rs1570332505 RCV002499773
RCV003333167
RCV003448533
RCV005030035
RCV000762902
RCV000578122
RCV000578123
RCV002233230
RCV000995533
DHDDS-related disorder Likely pathogenic rs2524687222 RCV003394394
Retinal dystrophy Likely pathogenic rs2524708485 RCV003890544
Unknown Diseases with uncertain, conflicting, or no pathogenic evidence in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
Ovarian serous cystadenocarcinoma Likely benign rs2075230604 RCV005912894
Retinitis Pigmentosa, Recessive Uncertain significance rs1057515505, rs550766516, rs1057515471, rs1057515506, rs905156508, rs1057515436, rs1057515507, rs1553124232 RCV000262638
RCV000335571
RCV000277468
RCV000382660
RCV000300368
RCV000341163
RCV000288167
RCV000347925
See cases Uncertain significance rs755439760, rs2124489893 RCV002253134
RCV002252628
Uterine corpus endometrial carcinoma Uncertain significance rs2124329750 RCV005922637
Associations from Text MiningDisease associations identified through Pubtator
Disease Name Relationship Type References
Ataxia Associate 34275143, 34382076
Blindness Associate 28809830
Cognition Disorders Associate 34382076
Cone Dystrophy Associate 38256083
Congenital Disorders of Glycosylation Associate 37356182
Congenital Hereditary and Neonatal Diseases and Abnormalities Associate 40003936
Developmental Disabilities Associate 34275143, 34382076, 37356182, 40003936
Dysarthria Associate 34382076
Dyskinesia Drug Induced Associate 37356182
Epilepsies Myoclonic Associate 37356182