Seroatlas · Human Serome Atlas

VPS13B

Intermembrane lipid transfer protein VPS13B

Also known as: BLTP5B, CHS1, COH1, VP13B_HUMAN

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

Protein identityUniProt · HPA

UniProt accession
Q7Z7G8
Gene
VPS13B
Ensembl
ENSG00000132549
Chromosome
8
Canonical length
4022 aa
Protein class
Disease related genes, Human disease related genes, Plasma proteins, Predicted intracellular proteins
Subcellular location
Cell Junctions

OverviewNCBI Gene

This gene encodes a potential transmembrane protein that may function in vesicle-mediated transport and sorting of proteins within the cell. This protein may play a role in the development and the function of the eye, hematological system, and central nervous system. Mutations in this gene have been associated with Cohen syndrome. Multiple splice variants encoding distinct isoforms have been identified for this gene. [provided by RefSeq, Jul 2008]

Canonical amino-acid sequenceUniProt

4022 residues, UniProt reviewed canonical sequence.

>Q7Z7G8|VPS13B
     1  MLESYVTPIL MSYVNRYIKN LKPSDLQLSL WGGDVVLSKL ELKLDVLEQE LKLPFTFLSG
    61  HIHELRIHVP WTKLGSEPVV ITINTMECIL KLKDGIQDDH ESCGSNSTNR STAESTKSSI
   121  KPRRMQQAAP TDPDLPPGYV QSLIRRVVNN VNIVINNLIL KYVEDDIVLS VNITSAECYT
   181  VGELWDRAFM DISATDLVLR KVINFSDCTV CLDKRNASGK IEFYQDPLLY KCSFRTRLHF
   241  TYENLNSKMP SVIKIHTLVE SLKLSITDQQ LPMFIRIMQL GIALYYGEIG NFKEGEIEDL
   301  TCHNKDMLGN ITGSEDETRI DMQYPAQHKG QELYSQQDEE QPQGWVSWAW SFVPAIVSYD
   361  DGEEDFVGND PASTMHQQKA QTLKDPIVSI GFYCTKATVT FKLTEMQVES SYYSPQKVKS
   421  KEVLCWEQEG TTVEALMMGE PFFDCQIGFV GCRAMCLKGI MGVKDFEENM NRSETEACFF
   481  ICGDNLSTKG FTYLTNSLFD YRSPENNGTR AEFILDSTHH KETYTEIAGM QRFGAFYMDY
   541  LYTMENTSGK GSTNQQDFSS GKSEDLGTVQ EKSTKSLVIG PLDFRLDSSA VHRILKMIVC
   601  ALEHEYEPYS RLKSDIKDEN ETILNPEEVA LLEEYIPTRH TSVTLLKCTC TISMAEFNLL
   661  DHLLPVIMGE KNSSNFMNTT NFQSLRPLPS IRILVDKINL EHSVPMYAEQ LVHVVSSLTQ
   721  PSDNLLHYCY VHCYLKIFGF QAGLTSLDCS GSYCLPVPVI PSFSTALYGK LLKLPTCWTK
   781  RSQIAITEGI FELPNLTIQA TRAQTLLLQA IYQSWSHLGN VSSSAVIEAL INEIFLSIGV
   841  KSKNPLPTLE GSIQNVELKY CSTSLVKCAS GTMGSIKICA KAPVDSGKEK LIPLLQGPSD
   901  TKDLHSTKWL NESRKPESLL APDLMAFTIQ VPQYIDYCHN SGAVLLCSIQ GLAVNIDPIL
   961  YTWLIYQPQK RTSRHMQQQP VVAVPLVMPV CRRKEDEVSI GSAPLAKQQS YQASEYASSP
  1021  VKTKTVTESR PLSVPVKAML NISESCRSPE ERMKEFIGIV WNAVKHLTLQ LEVQSCCVFI
  1081  PNDSLPSPST IVSGDIPGTV RSWYHGQTSM PGTLVLCLPQ IKIISAGHKY MEPLQEIPFV
  1141  IPRPILEEGD AFPWTISLHN FSIYTLLGKQ VTLCLVEPMG CTSTLAVTSQ KLLATGPDTR
  1201  HSFVVCLHVD LESLEIKCSN PQVQLFYELT DIMNKVWNKI QKRGNLNLSP TSPETMAGPV
  1261  PTSPVRSSIG TAPPDTSTCS PSADIGTTTE GDSIQAGEES PFSDSVTLEQ TTSNIGGTSG
  1321  RVSLWMQWVL PKITIKLFAP DPENKGTEVC MVSELEDLSA SIDVQDVYTK VKCKIESFNI
  1381  DHYRSSLGEE CWSLGQCGGV FLSCTDKLNR RTLLVRPISK QDPFSNCSGF FPSTTTKLLD
  1441  GTHQQHGFLS LTYTKAVTKN VRHKLTSRNE RRSFHKLSEG LMDGSPHFLH EILLSAQAFD
  1501  IVLYFPLLNA IASIFQAKLP KTQKEKRKSP GQPMRTHTLT SRNLPLIYVN TSVIRIFIPK
  1561  TEEMQPTVEA NQAAKEDTVV LKIGSVAMAP QADNPLGRSV LRKDIYQRAL NLGILRDPGS
  1621  EIEDRQYQID LQSINIGTAQ WHQLKPEKES VSGGVVTETE RNSQNPALEW NMASSIRRHQ
  1681  ERRAILTPVL TDFSVRITGA PAVIFTKVVS PENLHTEEIL VCGHSLEVNI TTNLDFFLSV
  1741  AQVQLLHQLI VANMTGLEPS NKAAEISKQE QKKVDIFDGG MAETSSRYSG AQDSGIGSDS
  1801  VKIRIVQIEQ HSGASQHRIA RPSRQSSIVK NLNFIPFDIF ITASRISLMT YSCMALSKSK
  1861  SQEQKNNEKT DKSSLNLPEV DSDVAKPNQA CISTVTAEDL LRSSISFPSG KKIGVLSLES
  1921  LHASTRSSAR QALGITIVRQ PGRRGTGDLQ LEPFLYFIVS QPSLLLSCHH RKQRVEVSIF
  1981  DAVLKGVASD YKCIDPGKTL PEALDYCTVW LQTVPGEIDS KSGIPPSFIT LQIKDFLNGP
  2041  ADVNLDISKP LKANLSFTKL DQINLFLKKI KNAHSLAHSE ETSAMSNTMV NKDDLPVSKY
  2101  YRGKLSKPKI HGDGVQKISA QENMWRAVSC FQKISVQTTQ IVISMETVPH TSKPCLLASL
  2161  SNLNGSLSVK ATQKVPGIIL GSSFLLSIND FLLKTSLKER SRILIGPCCA TANLEAKWCK
  2221  HSGNPGPEQS IPKISIDLRG GLLQVFWGQE HLNCLVLLHE LLNGYLNEEG NFEVQVSEPV
  2281  PQMSSPVEKN QTFKSEQSSD DLRTGLFQYV QDAESLKLPG VYEVLFYNET EDCPGMMLWR
  2341  YPEPRVLTLV RITPVPFNTT EDPDISTADL GDVLQVPCSL EYWDELQKVF VAFREFNLSE
  2401  SKVCELQLPD INLVNDQKKL VSSDLWRIVL NSSQNGADDQ SSASESGSQS TCDPLVTPTA
  2461  LAACTRVDSC FTPWFVPSLC VSFQFAHLEF HLCHHLDQLG TAAPQYLQPF VSDRNMPSEL
  2521  EYMIVSFREP HMYLRQWNNG SVCQEIQFLA QADCKLLECR NVTMQSVVKP FSIFGQMAVS
  2581  SDVVEKLLDC TVIVDSVFVN LGQHVVHSLN TAIQAWQQNK CPEVEELVFS HFVICNDTQE
  2641  TLRFGQVDTD ENILLASLHS HQYSWRSHKS PQLLHICIEG WGNWRWSEPF SVDHAGTFIR
  2701  TIQYRGRTAS LIIKVQQLNG VQKQIIICGR QIICSYLSQS IELKVVQHYI GQDGQAVVRE
  2761  HFDCLTAKQK LPSYILENNE LTELCVKAKG DEDWSRDVCL ESKAPEYSIV IQVPSSNSSI
  2821  IYVWCTVLTL EPNSQVQQRM IVFSPLFIMR SHLPDPIIIH LEKRSLGLSE TQIIPGKGQE
  2881  KPLQNIEPDL VHHLTFQARE EYDPSDCAVP ISTSLIKQIA TKVHPGGTVN QILDEFYGPE
  2941  KSLQPIWPYN KKDSDRNEQL SQWDSPMRVK LSIWKPYVRT LLIELLPWAL LINESKWDLW
  3001  LFEGEKIVLQ VPAGKIIIPP NFQEAFQIGI YWANTNTVHK SVAIKLVHNL TSPKWKDGGN
  3061  GEVVTLDEEA FVDTEIRLGA FPGHQKLCQF CISSMVQQGI QIIQIEDKTT IINNTPYQIF
  3121  YKPQLSVCNP HSGKEYFRVP DSATFSICPG GEQPAMKSSS LPCWDLMPDI SQSVLDASLL
  3181  QKQIMLGFSP APGADSSQCW SLPAIVRPEF PRQSVAVPLG NFRENGFCTR AIVLTYQEHL
  3241  GVTYLTLSED PSPRVIIHNR CPVKMLIKEN IKDIPKFEVY CKKIPSECSI HHELYHQISS
  3301  YPDCKTKDLL PSLLLRVEPL DEVTTEWSDA IDINSQGTQV VFLTGFGYVY VDVVHQCGTV
  3361  FITVAPEGKA GPILTNTNRA PEKIVTFKMF ITQLSLAVFD DLTHHKASAE LLRLTLDNIF
  3421  LCVAPGAGPL PGEEPVAALF ELYCVEICCG DLQLDNQLYN KSNFHFAVLV CQGEKAEPIQ
  3481  CSKMQSLLIS NKELEEYKEK CFIKLCITLN EGKSILCDIN EFSFELKPAR LYVEDTFVYY
  3541  IKTLFDTYLP NSRLAGHSTH LSGGKQVLPM QVTQHARALV NPVKLRKLVI QPVNLLVSIH
  3601  ASLKLYIASD HTPLSFSVFE RGPIFTTARQ LVHALAMHYA AGALFRAGWV VGSLDILGSP
  3661  ASLVRSIGNG VADFFRLPYE GLTRGPGAFV SGVSRGTTSF VKHISKGTLT SITNLATSLA
  3721  RNMDRLSLDE EHYNRQEEWR RQLPESLGEG LRQGLSRLGI SLLGAIAGIV DQPMQNFQKT
  3781  SEAQASAGHK AKGVISGVGK GIMGVFTKPI GGAAELVSQT GYGILHGAGL SQLPKQRHQP
  3841  SDLHADQAPN SHVKYVWKML QSLGRPEVHM ALDVVLVRGS GQEHEGCLLL TSEVLFVVSV
  3901  SEDTQQQAFP VTEIDCAQDS KQNNLLTVQL KQPRVACDVE VDGVRERLSE QQYNRLVDYI
  3961  TKTSCHLAPS CSSMQIPCPV VAAEPPPSTV KTYHYLVDPH FAQVFLSKFT MVKNKALRKG
  4021  FP

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against VPS13B 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
Other membrane
Secreted
No
Transmembrane segments
0
Mean surface accessibility (rSASA)
0
Highest tissue expression
7.1 nTPM

Expression across tissuesHPA

Tissue

  • bone marrow: 7.1 nTPM
  • endometrium: 6.1 nTPM
  • parathyroid gland: 5.8 nTPM
  • ovary: 5.7 nTPM
  • thymus: 5.6 nTPM
  • cervix: 4.9 nTPM

Single-cell type

  • neutrophils: 1,252 nCPM
  • neutrophil progenitors: 838 nCPM
  • choroid plexus epithelial cells: 695 nCPM
  • fibro-adipogenic progenitors: 654 nCPM
  • endometrial stromal cells: 636 nCPM
  • prostatic glandular cells: 530 nCPM

Immune cell

  • memory B-cell: 1.6 nTPM
  • neutrophil: 1.6 nTPM
  • basophil: 1.2 nTPM
  • eosinophil: 0.7 nTPM
  • gdT-cell: 0.7 nTPM
  • naive B-cell: 0.6 nTPM

Brain region

  • choroid plexus: 17 nTPM
  • white matter: 17 nTPM
  • thalamus: 14 nTPM
  • medulla oblongata: 14 nTPM
  • cerebellum: 14 nTPM
  • basal ganglia: 13 nTPM

DiseaseUniProt · ClinVar · IEDB · PubMed

Four sources answering four different questions about VPS13B.

Disease | AllUniProt

Conditions VPS13B is implicated in, by any mechanism.

Disease | GeneticClinVar

1,018 pathogenic / likely-pathogenic of 6,629 ClinVar records.

Conditions with pathogenic or likely-pathogenic variants.

Disease | ImmuneIEDB

Conditions an epitope on VPS13B was assayed in.

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)
0.65
gnomAD pLI
0
gnomAD missense Z
0.98
DepMap mean gene effect
0.05
DepMap dependency class
none

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 10% 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 VPS13B 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 VPS13B as an antibody target. Whether an autoantibody or antibody against VPS13B could matter depends on whether native VPS13B is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

VPS13B 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 VPS13B as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/VPS13B. 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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