Seroatlas · Human Serome Atlas

HYDIN

Hydrocephalus-inducing protein homolog

Also known as: CILD5, DKFZp434D0513, HYDIN_HUMAN, KIAA1864, PPP1R31

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

Protein identityUniProt · HPA

UniProt accession
Q4G0P3
Gene
HYDIN
Ensembl
ENSG00000157423
Chromosome
16
Canonical length
5121 aa
Protein class
Disease related genes, Human disease related genes, Predicted intracellular proteins
Subcellular location
Nucleoplasm,Cytokinetic bridge,Mitotic spindle,Primary cilium,Cytosol,Equatorial segment

OverviewNCBI Gene

This gene encodes a protein that may be involved in cilia motility. Mutations in this gene cause of autosomal recessive primary ciliary dyskinesia-5, a disorder characterized by the accumulation of cerebrospinal fluid within the ventricles of the brain. A duplicate copy of this gene has been found in humans on chromosome 1. [provided by RefSeq, Jan 2013]

Canonical amino-acid sequenceUniProt

5121 residues, UniProt reviewed canonical sequence.

>Q4G0P3|HYDIN
     1  MTSRRLEESM GAVQMGLVNM FKGFQSKVLP PLSPKVVTEE EVNRMLTPSE FLKEMSLTTE
    61  QRLAKTRLMC RPQIIELLDM GETTHQKFSG IDLDQALFQP FPSEIIFQNY TPCEVYEVPL
   121  ILRNNDKIPR LVKVVEESSP YFKVISPKDI GHKVAPGVPS IFRILFTPEE NKDYAHTLTC
   181  VTEREKFIVP IKARGARAIL DFPDKLNFST CPVKYSTQKI LLVRNIGNKN AVFHIKTCRP
   241  FSIEPAIGTL NVGESMQLEV EFEPQSVGDH SGRLIVCYDT GEKVFVSLYG AAIDMNIRLD
   301  KNSLTIEKTY ISLANQRTIT IHNRSNIIAH FLWKVFATQQ EEDREKYRAC DDLIKEEKDE
   361  TDEFFEECIT DPLLREHLSV LSRTFANQRR LVQGDSKLFF NNVFTVEPLE GDVWPNSSAE
   421  ITVYFNPLEA KLYQQTIYCD ILGREIRLPL RIKGEGMGPK IHFNFELLDI GKVFTGSAHC
   481  YEAILYNKGS IDALFNMTPP TSALGACFVF SPKEGIIEPS GVQAIQISFS STILGNFEEE
   541  FLVNVNGSPE PVKLTIRGCV IGPTFHFNVP ALHFGDVSFG FPHTLICSLN NTSLIPMTYK
   601  LRIPGDGLGH KSISYCEQHV DYKRPSWTKE EISSMKPKEF TISPDCGTIR PQGFAAIRVT
   661  LCSNTVQKYE LALVVDVEGI GEEVLALLIT ARCVVPALHL VNTEVDFGHC FLKYPYEKTL
   721  QLANQDDLPG FYEVQPQVCE EVPTVLFSSP TPSGVISPSS TIHIPLVLET QVTGEHRSTV
   781  YISIFGSQDP PLVCHLKSAG EGPVIYVHPN QVDFGNIYVL KDSSRILNLC NQSFIPAFFQ
   841  AHMAHKKSLW TIEPNEGMVP PETDVQLALT ANLNDTLTFK DCVILDIENS STYRIPVQAS
   901  GTGSTIVSDK PFAPELNLGA HFSLDTHYYH FKLINKGRRI QQLFWMNDSF RPQAKLSKKG
   961  RVKKGHAHVQ PQPSGSQEPR DPQSPVFHLH PASMELYPGQ AIDVILEGYS ATPRIVKEKL
  1021  VCHAIIGAQK GKSLVMAVNI TCEFVAPLIQ LSTKQLIYRL EKKPNSILKP DYQPLAIKNI
  1081  STLPVNLLLS TSGPFFICET DKSLLPATPE PIKLEIDEEK NLLIKFDPSY RNDLNNWVAE
  1141  EILAIKYVEH PQIDSLDLRG EVHYPNLSFE TKELDFGCIL NDTELIRYVT ITNCSPLVVK
  1201  FRWFFLVNDE ENQIRFVTLP KKPYSAPVSQ MESIPATSEA ASPPAILVTV ESPEMDLNDF
  1261  VKTVLVDEDA RPEEKELRKT KASSVISDEI KISSTEIERI YSSQSQVEDQ ESLQTCEQNE
  1321  MLSIGIEEVF DILPLFGVLQ PHSSHQISFT FYGHANIIAQ AKALCEVEEG PTYEITLKGE
  1381  ASLVNYSFDT KDIHYGLQLF DHVTEREITL TNMGKVGFEF KVLTDHQSSP DNLLPGVPLI
  1441  LPVSGFISSH QEQVLKVYYL PGVPEVFKRS FQIQIAHLDP ENITLSGEGI FPQICLDLPR
  1501  NLTANEKYEM FLNQARKNTD KEYNKCEMLD HFDIITEEVP EDEPAEVSAH LQMEVERLIV
  1561  QSYVLEHQKT TTPDPMDDPC FSHRSRRKLA KIQLPEYILD FGYIILGEVR THIIKIINTS
  1621  HFPVSFHADK RVLHETGFST ELDRVKNLPH CETEIFEVRF DPQGANLPVG SKEVILPIKV
  1681  VGGPTVHICL QAKVTIPTMT LSRGKVDFAT IQCGQCLVET IQLSNHLQVP CEWFVQSQKP
  1741  VDKLEKHMPK YLRQKLRAEL KPKTRIFEIQ PISGVLDPGE KSNVQVKFMP KEEKFYSQTL
  1801  VFQIAQSAQK LTLLARGQGL EPRLEFSPSV LDLGPLLLCA PGDEAEVIVK NPCNFPIEFY
  1861  SLEFDQQYLI EEKILRKLKG YDSYNTLLLP PRNPGEKLPP ELYEYFKEIK KSKEEQMRAK
  1921  YLENLAQENE EEDITSSDQG TSNSTKRTSL SRGISVTSNL EEWHALLVES KTYLEEEEDE
  1981  ESLEKIIFQT DKLQSIDSHS MEEVGEVENN PVSKAIARHL GIDISAEGRL AKNRKGIAII
  2041  IHGTPLSGKS ANAVSVAKYY NAACLSIDSI VLEAVANSNN IPGIRARELC IRAAIEQSVK
  2101  EGEEAAQEAA VGQNVIGQGR LSTDTLGKLA SEMTLVAPEI KPGKSVRGSV VITKSKADSH
  2161  GSGSQKQHHS HQSETPQISS SPLPPGPIHR WLSVSPSVGG ETGLMSCVLP DELLVQILAE
  2221  RIQLSDCYRG VVFDGLDTLF AQNAAAALLC LLKAIGSREH IYILNMAQDY AAMKAQEKAK
  2281  KEQEERKHKG ALEKEKERLQ NMDEEEYDAL TEEEKLTFDR GIQQALRERK KREQERLAKE
  2341  MQEKKLQQEL ERQKEEDELK RRVKKGKQGP IKEEPPMKKS QAANKQVPPL TKVDVKMETI
  2401  ERKISVREQT MSEKEELNKK KRNMGDVSMH GLPLVQDQED SEGDNSKDPD KQLAPKFKTY
  2461  ELTLKDVQNI LMYWDRKQGV QLPPAGMEEA PHEPDDQRQV PLGGRRGRKD RERERLEKER
  2521  TEKERLEREK AERERLEKLR ALEERSDWEG EGEEDHEGKK EKDLGVPFLD IQTPDFEGLS
  2581  WKQALESDKL PKGEQILDIL GLGASGPPIP PPALFSIVSY PVKRPPLTMT DDLEHFVFVI
  2641  PPSEDISLDE KKEMEIESDF LATTNTTKAQ EEQTSSSKGG KQKMKEKIDQ VFEIQKDKRH
  2701  MALNRKVLSG EPAGTISQLS DTDLDNFNGQ HSQEKFTRLN HFRWIVPANG EVTLQVHFSS
  2761  DEFGNFDQTF NFEILGTCCQ YQLYCRGICT YPYICQDPKV VFPQRKMDMK TNEVIFKKYV
  2821  MSTETYYFGP LLCGKSRDKY KSSLFPGNME TLTILNTSLM VVEASFYFQN DVKANTYFLE
  2881  PNTMVLKPNE KQILNVWAYP TSVGVFEDSI VCCINDNPEP AIFQLSCQGI RPELELEPRQ
  2941  LHFDRLLLHR QESRVVLLRN VTLLPVAWRI TSLEHLGDDF TVSLMQGTIP PEAEYGLHLY
  3001  FQPTKPVNIK KAIRLEVLDA ENLLGVVQIE NIMVFAEAYD IALDITFPKG AEGGLDFGIV
  3061  RVTEEAKQPL QLKNRGKYEI AFSFSVDSVG ISTPNINSMI SVQPKKGSLT PTEKPTNVQV
  3121  FFHAKKEVKI EHQPVLRCQI IEPNISEGGE IIASIPIKFS ANAVYSKYNI TPSSVINFGA
  3181  LICGTRKSTT FTIENQGVTD FKFALYKLTG ESPIHQKKAA SHVRHARSRE SESFYKTGSS
  3241  RAAKFSDTIQ KEVTTTGQAR FAHGMFTVYP GFGSIPSGGQ QVINVDCVAD AMGKCEEFIA
  3301  IDISGRDPAV HPAGILYTLL AEACLPAFVT ENNALIFEEH QICTSANLHH ILQTIESGGL
  3361  FVEDENKFIF CNVLVGRQAK ARFKISNVGK ITCDVNIVVR PISNKPFARI VDIFEVEPSK
  3421  MCIASHSHAF ATVSFTPQIM QNYQCIFEAT LDGLPSTLAK SRGLVFDIAG EGNLPRVTVV
  3481  RPVLHNQYGN PLLLFKRLLL GHSEKLPLIL KNNGVLPAQL HVDLQDELGV FSLKGRPTTA
  3541  YIYITEENKP HVKAKKAHTA SLVVSPGDTA EFDVVFHSQK VGRMRGIIHL SVINNQYEET
  3601  SIHMVGEGYE DDITLDNIHG LVAPTSQEDI SISEFTEIIE DNDMEDLVAA ALVDHIQFGD
  3661  CHIGHSYNAS FTVTNHSQVN LIRFEWPVSA TIAFSPQMGH LHPGCAKDIV VTMKSDVPIN
  3721  LKNMRIRCKL SRIMFQLPAD QVPDWDDRMH TVKWVDVPRN MPGTFTTKRK VIETDPEPAH
  3781  SVLEENYQEL QLQISANVDF ASYHCQARDV RFKETLVYQT RVFEFDVINS GRVQLEFSWV
  3841  SEDTSKAVSF AKPDHQGSAQ KDQLSQGTMH TGSTLDSTMD HWAEGSPQPF SVEPSSGIVP
  3901  VGKIQKFKVK FSPLDIGDFE SNLFCQIPNL PPGEQGPVLV AKGRSTLPIC HFDLKDSDYI
  3961  SGHQRNPELR GSSGGALDPN TRVIEFTTVG IGGKNLRTFT ILNPTNSTYS FCWISEEIES
  4021  LQNPAAFTCL TEKGFIHPEK KAEIVFQFTP FHLGITESSW TFLIPEHNIT VPFLLVGKTT
  4081  EPLISLNKSH LNFSSLLIGR EARETVQIIN KEEQGFDFSF QDNSRYSEGF SNSLLVCPME
  4141  GWIPPLSRFP IDIFFTPKQE GDVNFNLICN VEKKVHPVTL NVKAEGYTMN VEIKCKDRTG
  4201  SITLLTPNQT NIINFYEVEL NECVQCEFNF INTGKFTFSF QAQLCGSKTL LQYLEFSPID
  4261  STVDVGQSVH ATLSFQPLKK CVLTDLELII KISHGPTFMC NISGCAVSPA IHFSFTSYNF
  4321  GTCFIYQAGM PPYKQTLVIT NKEETPMSID CLYTNTTHLE VNSRVDVVKP GNTLEIPITF
  4381  YPRESINYQE LIPFEINGLS QQTVEIKGKG TKMKILVLDP ANRIVKLGAV LPGQVVKRTV
  4441  SIMNNSLAQL TFNQSILFTI PELQEPKVLT LAPFHNITLK PKEVCKLEVI FAPKKRVPPF
  4501  SEEVFMECMG LLRPLFLLSG CCQALEISLD QEHIPFGPVV YQTQATRRIL MMNTGDVGAR
  4561  FKWDIKKFEP HFSISPEEGY ITSGMEVSFE VTYHPTEVGK ESLCKNILCY IQGGSPLSLT
  4621  LSGVCVGPPA VKEVVNFTCQ VRSKHTQTIL LSNRTNQTWN LHPIFEGEHW EGPEFITLEA
  4681  HQQNKPYEIT YRPRTMNLEN RKHQGTLFFP LPDGTGWLYA LHGTSELPKA VANIYREVPC
  4741  KTPYTELLPI TNWLNKPQRF RVIVEILKPE KPDLSITMKG LDYIDVLSGS KKDYKLNFFS
  4801  HKEGTYAAKV IFRNEVTNEF LYYNVSFRVI PSGIIKTIEM VTPVRQVASA SIKLENPLPY
  4861  SVTFSTECRM PDIALPSQFV VPANSEGTFS FEFQPLKAGE TFGRLTLHNT DLGYYQYELY
  4921  LKATPALPEK PVHFQTVLGS SQIILVKFIN YTRQRTEYYC RTDCTDFHAE KLINAAPGGQ
  4981  GGTEASVEVL FEPSHLGETK GILILSSLAG GEYIIPLFGM ALPPKPQGPF SIRAGYSIII
  5041  PFKNVFYHMV TFSIIVDNPA FTIRAGESVR PKKINNITVS FEGNPSGSKT PITTKLTVSC
  5101  PPGEGSETGV KWVYYLKGIT L

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against HYDIN 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
Highest tissue expression
6.3 nTPM

Expression across tissuesHPA

Tissue

  • retina: 6.3 nTPM
  • fallopian tube: 5 nTPM
  • testis: 4 nTPM
  • pituitary gland: 3.8 nTPM
  • choroid plexus: 3.1 nTPM
  • parathyroid gland: 2.4 nTPM

Single-cell type

  • ependymal cells: 1,647 nCPM
  • respiratory ciliated cells: 1,048 nCPM
  • choroid plexus epithelial cells: 620 nCPM
  • fallopian tube ciliated cells: 563 nCPM
  • epididymal efferent duct ciliated cells: 529 nCPM
  • endometrial ciliated cells: 525 nCPM

Immune cell

  • neutrophil: 0.7 nTPM
  • basophil: 0.4 nTPM
  • non-classical monocyte: 0.3 nTPM
  • classical monocyte: 0.2 nTPM
  • gdT-cell: 0.2 nTPM
  • MAIT T-cell: 0.2 nTPM

Brain region

  • choroid plexus: 57 nTPM
  • midbrain: 27 nTPM
  • medulla oblongata: 26 nTPM
  • spinal cord: 23 nTPM
  • white matter: 15 nTPM
  • hypothalamus: 15 nTPM

DiseaseUniProt · ClinVar · IEDB · PubMed

Four sources answering four different questions about HYDIN.

Disease | AllUniProt

Conditions HYDIN is implicated in, by any mechanism.

Disease | GeneticClinVar

75 pathogenic / likely-pathogenic of 628 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)
0.51
gnomAD pLI
0
gnomAD missense Z
0.81
DepMap mean gene effect
-0.21
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

Cellular components

Protein domainsUniProt · Pfam · InterPro

KeywordsUniProt

InteractionsUniProt · HPA

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

HYDIN 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 HYDIN as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/HYDIN. 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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