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 FPLocalizationUniProt · 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.
- Cohen syndrome (COH1) MIM:216550
Disease | GeneticClinVar
1,018 pathogenic / likely-pathogenic of 6,629 ClinVar records.
Conditions with pathogenic or likely-pathogenic variants.
- Cohen syndrome
- VPS13B-related disorder
- Inborn genetic diseases
- Abnormality of the nervous system
- Retinitis pigmentosa
Disease | ImmuneIEDB
Conditions an epitope on VPS13B was assayed in.
- glioblastoma T cell
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
- acrosome assembly
- adipose tissue development
- central nervous system development
- dentate gyrus development
- Golgi organization
- Golgi reassembly
- head morphogenesis
- lipid transport
- maintenance of lens transparency
- memory
- multicellular organism growth
- muscle organ development
- nervous system development
- neuron projection development
- slow endocytic recycling
- social behavior
- vesicle-mediated transport
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
- Vacuolar protein sorting-associated protein 13, VPS13 adaptor binding domain
- Vacuolar protein sorting-associated protein 13, N-terminal domain
- VPS13-like, middle region
- VPS13-like family N-terminal region
- VPS13-like family middle region
- Vacuolar-sorting associated protein 13, adaptor binding domain
- Intermembrane lipid transfer protein VPS13B
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.
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