Seroatlas · Human Serome Atlas

STK36

Serine/threonine-protein kinase 36

Also known as: FU, KIAA1278, STK36_HUMAN

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

Protein identityUniProt · HPA

UniProt accession
Q9NRP7
Gene
STK36
Ensembl
ENSG00000163482
Chromosome
2
Canonical length
1315 aa
Protein class
Disease related genes, Enzymes, Human disease related genes, Potential drug targets, Predicted intracellular proteins, Predicted membrane proteins
Subcellular location
Cytosol

OverviewNCBI Gene

This gene encodes a member of the serine/threonine kinase family of enzymes. This family member is similar to a Drosophila protein that plays a key role in the Hedgehog signaling pathway. This human protein is a positive regulator of the GLI zinc-finger transcription factors. Knockout studies of the homologous mouse gene suggest that defects in this human gene may lead to congenital hydrocephalus, possibly due to a functional defect in motile cilia. Because Hedgehog signaling is frequently activated in certain kinds of gastrointestinal cancers, it has been suggested that this gene is a target for the treatment of these cancers. Alternative splicing of this gene results in multiple transcript variants. [provided by RefSeq, Aug 2011]

Canonical amino-acid sequenceUniProt

1315 residues, UniProt reviewed canonical sequence.

>Q9NRP7|STK36
     1  MEKYHVLEMI GEGSFGRVYK GRRKYSAQVV ALKFIPKLGR SEKELRNLQR EIEIMRGLRH
    61  PNIVHMLDSF ETDKEVVVVT DYAEGELFQI LEDDGKLPED QVQAIAAQLV SALYYLHSHR
   121  ILHRDMKPQN ILLAKGGGIK LCDFGFARAM STNTMVLTSI KGTPLYMSPE LVEERPYDHT
   181  ADLWSVGCIL YELAVGTPPF YATSIFQLVS LILKDPVRWP STISPCFKNF LQGLLTKDPR
   241  QRLSWPDLLY HPFIAGHVTI ITEPAGPDLG TPFTSRLPPE LQVLKDEQAH RLAPKGNQSR
   301  ILTQAYKRMA EEAMQKKHQN TGPALEQEDK TSKVAPGTAP LPRLGATPQE SSLLAGILAS
   361  ELKSSWAKSG TGEVPSAPRE NRTTPDCERA FPEERPEVLG QRSTDVVDLE NEEPDSDNEW
   421  QHLLETTEPV PIQLKAPLTL LCNPDFCQRI QSQLHEAGGQ ILKGILEGAS HILPAFRVLS
   481  SLLSSCSDSV ALYSFCREAG LPGLLLSLLR HSQESNSLQQ QSWYGTFLQD LMAVIQAYFA
   541  CTFNLERSQT SDSLQVFQEA ANLFLDLLGK LLAQPDDSEQ TLRRDSLMCF TVLCEAMDGN
   601  SRAISKAFYS SLLTTQQVVL DGLLHGLTVP QLPVHTPQGA PQVSQPLREQ SEDIPGAISS
   661  ALAAICTAPV GLPDCWDAKE QVCWHLANQL TEDSSQLRPS LISGLQHPIL CLHLLKVLYS
   721  CCLVSEGLCR LLGQEPLALE SLFMLIQGKV KVVDWEESTE VTLYFLSLLV FRLQNLPCGM
   781  EKLGSDVATL FTHSHVVSLV SAAACLLGQL GQQGVTFDLQ PMEWMAAATH ALSAPAEVRL
   841  TPPGSCGFYD GLLILLLQLL TEQGKASLIR DMSSSEMWTV LWHRFSMVLR LPEEASAQEG
   901  ELSLSSPPSP EPDWTLISPQ GMAALLSLAM ATFTQEPQLC LSCLSQHGSI LMSILKHLLC
   961  PSFLNQLRQA PHGSEFLPVV VLSVCQLLCF PFALDMDADL LIGVLADLRD SEVAAHLLQV
  1021  CCYHLPLMQV ELPISLLTRL ALMDPTSLNQ FVNTVSASPR TIVSFLSVAL LSDQPLLTSD
  1081  LLSLLAHTAR VLSPSHLSFI QELLAGSDES YRPLRSLLGH PENSVRAHTY RLLGHLLQHS
  1141  MALRGALQSQ SGLLSLLLLG LGDKDPVVRC SASFAVGNAA YQAGPLGPAL AAAVPSMTQL
  1201  LGDPQAGIRR NVASALGNLG PEGLGEELLQ CEVPQRLLEM ACGDPQPNVK EAALIALRSL
  1261  QQEPGIHQVL VSLGASEKLS LLSLGNQSLP HSSPRPASAK HCRKLIHLLR PAHSM

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against STK36 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)
0.29
Highest tissue expression
30 nTPM

Expression across tissuesHPA

Tissue

  • testis: 30 nTPM
  • fallopian tube: 14 nTPM
  • pituitary gland: 13 nTPM
  • epididymis: 13 nTPM
  • cervix: 12 nTPM
  • ovary: 12 nTPM

Single-cell type

  • respiratory ciliated cells: 49 nCPM
  • ependymal cells: 44 nCPM
  • choroid plexus epithelial cells: 36 nCPM
  • late primary spermatocytes: 29 nCPM
  • endometrial ciliated cells: 26 nCPM
  • proximal tubule cells: 26 nCPM

Immune cell

  • eosinophil: 0.7 nTPM
  • NK-cell: 0.5 nTPM
  • classical monocyte: 0.4 nTPM
  • memory B-cell: 0.4 nTPM
  • total PBMC: 0.4 nTPM
  • gdT-cell: 0.3 nTPM

Brain region

  • choroid plexus: 46 nTPM
  • cerebral cortex: 19 nTPM
  • midbrain: 19 nTPM
  • hippocampal formation: 18 nTPM
  • basal ganglia: 17 nTPM
  • medulla oblongata: 16 nTPM

DiseaseUniProt · ClinVar · IEDB · PubMed

Four sources answering four different questions about STK36.

Disease | AllUniProt

Conditions STK36 is implicated in, by any mechanism.

Disease | GeneticClinVar

4 pathogenic / likely-pathogenic of 304 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)
0.86
gnomAD pLI
0
gnomAD missense Z
1.12
DepMap mean gene effect
-0.06
DepMap dependency class
selective

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 4% 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 STK36 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 STK36 as an antibody target. Whether an autoantibody or antibody against STK36 could matter depends on whether native STK36 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

STK36 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 STK36 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/STK36. 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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