Seroatlas · Human Serome Atlas

CDH23

Cadherin-23

Also known as: CAD23_HUMAN, CDHR23, DFNB12, USH1D

Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene

Protein identityUniProt · HPA

UniProt accession
Q9H251
Gene
CDH23
Ensembl
ENSG00000107736
Chromosome
10
Canonical length
3354 aa
Protein class
Disease related genes, Human disease related genes, Predicted intracellular proteins, Predicted membrane proteins

OverviewNCBI Gene

This gene is a member of the cadherin superfamily, whose genes encode calcium dependent cell-cell adhesion glycoproteins. The encoded protein is thought to be involved in stereocilia organization and hair bundle formation. The gene is located in a region containing the human deafness loci DFNB12 and USH1D. Usher syndrome 1D and nonsyndromic autosomal recessive deafness DFNB12 are caused by allelic mutations of this cadherin-like gene. Upregulation of this gene may also be associated with breast cancer. Alternative splice variants encoding different isoforms have been described. [provided by RefSeq, May 2013]

Canonical amino-acid sequenceUniProt

3354 residues, UniProt reviewed canonical sequence.

>Q9H251|CDH23
     1  MGRHVATSCH VAWLLVLISG CWGQVNRLPF FTNHFFDTYL LISEDTPVGS SVTQLLAQDM
    61  DNDPLVFGVS GEEASRFFAV EPDTGVVWLR QPLDRETKSE FTVEFSVSDH QGVITRKVNI
   121  QVGDVNDNAP TFHNQPYSVR IPENTPVGTP IFIVNATDPD LGAGGSVLYS FQPPSQFFAI
   181  DSARGIVTVI RELDYETTQA YQLTVNATDQ DKTRPLSTLA NLAIIITDVQ DMDPIFINLP
   241  YSTNIYEHSP PGTTVRIITA IDQDKGRPRG IGYTIVSGNT NSIFALDYIS GVLTLNGLLD
   301  RENPLYSHGF ILTVKGTELN DDRTPSDATV TTTFNILVID INDNAPEFNS SEYSVAITEL
   361  AQVGFALPLF IQVVDKDENL GLNSMFEVYL VGNNSHHFII SPTSVQGKAD IRIRVAIPLD
   421  YETVDRYDFD LFANESVPDH VGYAKVKITL INENDNRPIF SQPLYNISLY ENVTVGTSVL
   481  TVLATDNDAG TFGEVSYFFS DDPDRFSLDK DTGLIMLIAR LDYELIQRFT LTIIARDGGG
   541  EETTGRVRIN VLDVNDNVPT FQKDAYVGAL RENEPSVTQL VRLRATDEDS PPNNQITYSI
   601  VSASAFGSYF DISLYEGYGV ISVSRPLDYE QISNGLIYLT VMAMDAGNPP LNSTVPVTIE
   661  VFDENDNPPT FSKPAYFVSV VENIMAGATV LFLNATDLDR SREYGQESII YSLEGSTQFR
   721  INARSGEITT TSLLDRETKS EYILIVRAVD GGVGHNQKTG IATVNITLLD INDNHPTWKD
   781  APYYINLVEM TPPDSDVTTV VAVDPDLGEN GTLVYSIQPP NKFYSLNSTT GKIRTTHAML
   841  DRENPDPHEA ELMRKIVVSV TDCGRPPLKA TSSATVFVNL LDLNDNDPTF QNLPFVAEVL
   901  EGIPAGVSIY QVVAIDLDEG LNGLVSYRMP VGMPRMDFLI NSSSGVVVTT TELDRERIAE
   961  YQLRVVASDA GTPTKSSTST LTIHVLDVND ETPTFFPAVY NVSVSEDVPR EFRVVWLNCT
  1021  DNDVGLNAEL SYFITGGNVD GKFSVGYRDA VVRTVVGLDR ETTAAYMLIL EAIDNGPVGK
  1081  RHTGTATVFV TVLDVNDNRP IFLQSSYEAS VPEDIPEGHS ILQLKATDAD EGEFGRVWYR
  1141  ILHGNHGNNF RIHVSNGLLM RGPRPLDRER NSSHVLIVEA YNHDLGPMRS SVRVIVYVED
  1201  INDEAPVFTQ QQYSRLGLRE TAGIGTSVIV VQATDRDSGD GGLVNYRILS GAEGKFEIDE
  1261  STGLIITVNY LDYETKTSYM MNVSATDQAP PFNQGFCSVY ITLLNELDEA VQFSNASYEA
  1321  AILENLALGT EIVRVQAYSI DNLNQITYRF NAYTSTQAKA LFKIDAITGV ITVQGLVDRE
  1381  KGDFYTLTVV ADDGGPKVDS TVKVYITVLD ENDNSPRFDF TSDSAVSIPE DCPVGQRVAT
  1441  VKAWDPDAGS NGQVVFSLAS GNIAGAFEIV TTNDSIGEVF VARPLDREEL DHYILQVVAS
  1501  DRGTPPRKKD HILQVTILDI NDNPPVIESP FGYNVSVNEN VGGGTAVVQV RATDRDIGIN
  1561  SVLSYYITEG NKDMAFRMDR ISGEIATRPA PPDRERQSFY HLVATVEDEG TPTLSATTHV
  1621  YVTIVDENDN APMFQQPHYE VLLDEGPDTL NTSLITIQAL DLDEGPNGTV TYAIVAGNIV
  1681  NTFRIDRHMG VITAAKELDY EISHGRYTLI VTATDQCPIL SHRLTSTTTV LVNVNDINDN
  1741  VPTFPRDYEG PFEVTEGQPG PRVWTFLAHD RDSGPNGQVE YSIMDGDPLG EFVISPVEGV
  1801  LRVRKDVELD RETIAFYNLT ICARDRGMPP LSSTMLVGIR VLDINDNDPV LLNLPMNITI
  1861  SENSPVSSFV AHVLASDADS GCNARLTFNI TAGNRERAFF INATTGIVTV NRPLDRERIP
  1921  EYKLTISVKD NPENPRIARR DYDLLLIFLS DENDNHPLFT KSTYQAEVME NSPAGTPLTV
  1981  LNGPILALDA DQDIYAVVTY QLLGAQSGLF DINSSTGVVT VRSGVIIDRE AFSPPILELL
  2041  LLAEDIGLLN STAHLLITIL DDNDNRPTFS PATLTVHLLE NCPPGFSVLQ VTATDEDSGL
  2101  NGELVYRIEA GAQDRFLIHL VTGVIRVGNA TIDREEQESY RLTVVATDRG TVPLSGTAIV
  2161  TILIDDINDS RPEFLNPIQT VSVLESAEPG TVIANITAID HDLNPKLEYH IVGIVAKDDT
  2221  DRLVPNQEDA FAVNINTGSV MVKSPMNREL VATYEVTLSV IDNASDLPER SVSVPNAKLT
  2281  VNVLDVNDNT PQFKPFGITY YMERILEGAT PGTTLIAVAA VDPDKGLNGL VTYTLLDLVP
  2341  PGYVQLEDSS AGKVIANRTV DYEEVHWLNF TVRASDNGSP PRAAEIPVYL EIVDINDNNP
  2401  IFDQPSYQEA VFEDVPVGTI ILTVTATDAD SGNFALIEYS LGDGESKFAI NPTTGDIYVL
  2461  SSLDREKKDH YILTALAKDN PGDVASNRRE NSVQVVIQVL DVNDCRPQFS KPQFSTSVYE
  2521  NEPAGTSVIT MMATDQDEGP NGELTYSLEG PGVEAFHVDM DSGLVTTQRP LQSYEKFSLT
  2581  VVATDGGEPP LWGTTMLLVE VIDVNDNRPV FVRPPNGTIL HIREEIPLRS NVYEVYATDK
  2641  DEGLNGAVRY SFLKTAGNRD WEFFIIDPIS GLIQTAQRLD RESQAVYSLI LVASDLGQPV
  2701  PYETMQPLQV ALEDIDDNEP LFVRPPKGSP QYQLLTVPEH SPRGTLVGNV TGAVDADEGP
  2761  NAIVYYFIAA GNEEKNFHLQ PDGCLLVLRD LDREREAIFS FIVKASSNRS WTPPRGPSPT
  2821  LDLVADLTLQ EVRVVLEDIN DQPPRFTKAE YTAGVATDAK VGSELIQVLA LDADIGNNSL
  2881  VFYSILAIHY FRALANDSED VGQVFTMGSM DGILRTFDLF MAYSPGYFVV DIVARDLAGH
  2941  NDTAIIGIYI LRDDQRVKIV INEIPDRVRG FEEEFIHLLS NITGAIVNTD NVQFHVDKKG
  3001  RVNFAQTELL IHVVNRDTNR ILDVDRVIQM IDENKEQLRN LFRNYNVLDV QPAISVRLPD
  3061  DMSALQMAII VLAILLFLAA MLFVLMNWYY RTVHKRKLKA IVAGSAGNRG FIDIMDMPNT
  3121  NKYSFDGANP VWLDPFCRNL ELAAQAEHED DLPENLSEIA DLWNSPTRTH GTFGREPAAV
  3181  KPDDDRYLRA AIQEYDNIAK LGQIIREGPI KGSLLKVVLE DYLRLKKLFA QRMVQKASSC
  3241  HSSISELIQT ELDEEPGDHS PGQGSLRFRH KPPVELKGPD GIHVVHGSTG TLLATDLNSL
  3301  PEEDQKGLGR SLETLTAAEA TAFERNARTE SAKSTPLHKL RDVIMETPLE ITEL

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against CDH23 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
Cell surface
Secreted
No
Transmembrane segments
1
Mean surface accessibility (rSASA)
0
Highest tissue expression
35 nTPM

Expression across tissuesHPA

Tissue

  • ovary: 35 nTPM
  • cerebellum: 16 nTPM
  • liver: 14 nTPM
  • retina: 13 nTPM
  • adipose tissue: 11 nTPM
  • parathyroid gland: 9.4 nTPM

Single-cell type

  • müller glia: 444 nCPM
  • cardiomyocytes: 256 nCPM
  • epicardial cells: 230 nCPM
  • adipocytes: 172 nCPM
  • cdc: 140 nCPM
  • sertoli cells: 119 nCPM

Immune cell

  • non-classical monocyte: 38 nTPM
  • intermediate monocyte: 27 nTPM
  • plasmacytoid DC: 9.5 nTPM
  • neutrophil: 6.2 nTPM
  • classical monocyte: 6 nTPM
  • eosinophil: 5.1 nTPM

Brain region

  • pons: 72 nTPM
  • thalamus: 48 nTPM
  • medulla oblongata: 45 nTPM
  • midbrain: 38 nTPM
  • hypothalamus: 32 nTPM
  • basal ganglia: 22 nTPM

DiseaseUniProt · ClinVar · IEDB · PubMed

Four sources answering four different questions about CDH23.

Disease | AllUniProt

Conditions CDH23 is implicated in, by any mechanism.

Disease | GeneticClinVar

727 pathogenic / likely-pathogenic of 6,232 ClinVar records.

Conditions with pathogenic or likely-pathogenic variants.

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)
0.57
gnomAD pLI
0
gnomAD missense Z
0.71
DepMap mean gene effect
-0.09
DepMap dependency class
selective

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 3% 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

KeywordsUniProt

InteractionsUniProt · HPA

Protein binding partners of CDH23 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 CDH23 as an antibody target. Whether an autoantibody or antibody against CDH23 could matter depends on whether native CDH23 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

CDH23 is annotated at the cell surface, where native CDH23 is exposed to circulating antibodies and is a prime autoantibody target that could block, deplete, or overstimulate it.

Annotation status

The present source text does not explicitly label CDH23 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/CDH23. Study-independent annotations aggregated from UniProt, Human Protein Atlas, PubMed, IEDB, Pfam, InterPro, Gene Ontology, AlphaFold, gnomAD, DepMap, ClinVar, TCGA. Catalog release seroatlas-reviewed-human-uniprot-20260313.

Seroatlas is the reference for exploring autoantibody and antibody serology at the human-protein level: the autoreactome and human serome, multiplex serology (HuProt, HuScan, VirScan, PhIP-Seq).

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