Gene Gene information from NCBI Gene database.
Entrez ID 5311
Gene name Polycystin 2, transient receptor potential cation channel
Gene symbol PKD2
Synonyms (NCBI Gene)
APKD2PC2PKD4Pc-2TRPP2
Chromosome 4
Chromosome location 4q22.1
Summary This gene encodes a member of the polycystin protein family. The encoded protein is a multi-pass membrane protein that functions as a calcium permeable cation channel, and is involved in calcium transport and calcium signaling in renal epithelial cells. T
SNPs SNP information provided by dbSNP.
94
SNP ID Visualize variation Clinical significance Consequence
rs58606740 G>A Pathogenic Splice donor variant
rs121918039 G>A Pathogenic Stop gained, coding sequence variant, non coding transcript variant, intron variant
rs121918040 C>T Pathogenic Stop gained, coding sequence variant, non coding transcript variant
rs121918041 C>T Pathogenic Stop gained, coding sequence variant, non coding transcript variant, intron variant
rs121918042 C>T Pathogenic Stop gained, coding sequence variant, non coding transcript variant
miRNA miRNA information provided by mirtarbase database.
274
miRTarBase ID miRNA Experiments Reference
MIRT001158 hsa-miR-17-5p Luciferase reporter assayqRT-PCRWestern blot 19821056
MIRT001158 hsa-miR-17-5p Luciferase reporter assayqRT-PCRWestern blot 19821056
MIRT001158 hsa-miR-17-5p Luciferase reporter assayqRT-PCRWestern blot 19821056
MIRT001158 hsa-miR-17-5p Luciferase reporter assay 19821056
MIRT020485 hsa-miR-106b-5p Western blot 20709030
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
193
GO ID Ontology Definition Evidence Reference
GO:0001658 Process Branching involved in ureteric bud morphogenesis IEP 11891195
GO:0001822 Process Kidney development IEA
GO:0001822 Process Kidney development IEA
GO:0001889 Process Liver development IEA
GO:0001889 Process Liver development IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
173910 9009 ENSG00000118762
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q13563
Protein name Polycystin-2 (PC2) (Autosomal dominant polycystic kidney disease type II protein) (Polycystic kidney disease 2 protein) (Polycystwin) (R48321) (Transient receptor potential cation channel subfamily P member 2)
Protein function Forms a nonselective cation channel (PubMed:11854751, PubMed:11991947, PubMed:15692563, PubMed:26269590, PubMed:27071085, PubMed:31441214, PubMed:39009345). Can function as a homotetrameric ion channel or can form heteromer with PKD1 (PubMed:314
PDB 2KLD , 2KLE , 2KQ6 , 2Y4Q , 3HRN , 3HRO , 5K47 , 5MKE , 5MKF , 5T4D , 6A70 , 6D1W , 6T9N , 6T9O , 6WB8 , 8HK7 , 8K3S , 9DLI , 9DWQ
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF08016 PKD_channel 267 687 Polycystin cation channel Family
PF18109 Fer4_24 834 868 Domain
Tissue specificity TISSUE SPECIFICITY: Detected in fetal and adult kidney (PubMed:10770959). Detected at the thick ascending limb of the loop of Henle, at distal tubules, including the distal convoluted tubule and cortical collecting tubules, with weak staining of the colle
Sequence
MVNSSRVQPQQPGDAKRPPAPRAPDPGRLMAGCAAVGASLAAPGGLCEQRGLEIEMQRIR
QAAARDPPAGAAASPSPPLSSCSRQAWSRDNPGFEAEEEEEEVEGEEGGMVVEMDVEWRP
GSRRSAASSAVSSVGARSRGLGGYHGAGHPSGRRRRREDQGPPCPSPVGGGDPLHRHLPL
EGQPPRVAWAERLVRGLRGLWGTRLMEESSTNREKYLKSVLRELVTYLLFLIVLCILTYG
MMSSNVYYYTRMMSQLFLDTPVSKTEKTNFKTLSSMEDFWKFTEGSLLDGLYWKMQPSNQ
TEADNRSFIFYENLLLGVPRIRQLRVRNGSCSIPQDLRDEIKECYDVYSVSSEDRAPFGP
RNGTAWIYTSEKDLNGSSHWGIIATYSGAGYYLDLSRTREETAAQVASLKKNVWLDRGTR
ATFIDFSVYNANINLFCVVRLLVEFPATGGVIPSWQFQPLKLIRYVTTFDFFLAACEIIF
CFFIFYYVVEEILEIRIHKLHYFRSFWNCLDVVIVVLSVVAIGINIYRTSNVEVLLQFLE
DQNTFPNFEHLAYWQIQFNNIAAVTVFFVWIKLFKFINFNRTMSQLSTTMSRCAKDLFGF
AIMFFIIFLAYAQLAYLVFGTQVDDFSTFQECIFTQFRIILGDINFAEIEEANRVLGPIY
FTTFVFFMFFILLNMFLAIINDTYSEV
KSDLAQQKAEMELSDLIRKGYHKALVKLKLKKN
TVDDISESLRQGGGKLNFDELRQDLKGKGHTDAEIEAIFTKYDQDGDQELTEHEHQQMRD
DLEKEREDLDLDHSSLPRPMSSRSFPRSLDDSEEDDDEDSGHSSRRRGSISSGVSYEEFQ
VLVRRVDRMEHSIGSIVSKIDAVIVKLE
IMERAKLKRREVLGRLLDGVAEDERLGRDSEI
HREQMERLVREELERWESDDAASQISHGLGTPVGLNGQPRPRSSRPSSSQSTEGMEGAGG
NGSSNVHV
Sequence length 968
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  Reactome
    VxPx cargo-targeting to cilium
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
50
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
Anhydramnios Likely pathogenic; Pathogenic rs2110133920 RCV001807674
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Autosomal dominant polycystic kidney disease Pathogenic; Likely pathogenic rs1578111778, rs1018717398, rs2110107236, rs2110150747, rs2110104725, rs757682666, rs2110112018, rs2110129653, rs2110134005, rs1727413505, rs2110137964, rs2110089194, rs2110104877, rs2110115819, rs1485588385
View all (55 more)
RCV001385677
RCV001380588
RCV001382094
RCV001844862
RCV001844863
View all (66 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Autosomal recessive polycystic kidney disease Pathogenic rs1553924173 RCV000500327
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Biliary tract abnormality Likely pathogenic; Pathogenic rs1324209174 RCV005626151
★★★★☆
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
Autosomal dominant polycystic liver disease Likely benign; Uncertain significance ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
BREAST CANCER GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
BREAST CARCINOMA GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CHRONIC KIDNEY DISEASES Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations