RUBCNL
Protein associated with UVRAG as autophagy enhancer
Also known as: C13orf18, FLJ21562, KIAA0226L, PACER, PACER_HUMAN
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q9H714
- Gene
- RUBCNL
- Ensembl
- ENSG00000102445
- Chromosome
- 13
- Canonical length
- 662 aa
- Protein class
- Predicted intracellular proteins
- Subcellular location
- Cytosol
OverviewNCBI Gene
This gene encodes a cysteine-rich protein that contains a putative zinc-RING and/or ribbon domain. The encoded protein is related to Run domain Beclin-1-interacting and cysteine-rich domain-containing protein, which plays a role in endocytic trafficking and autophagy. In cervical cancer cell lines, this gene is expressed at low levels and may function as a tumor suppressor. Promoter hypermethylation of this gene is observed in cervical cancer cell lines and tissue derived from human patients. [provided by RefSeq, Mar 2017]
Canonical amino-acid sequenceUniProt
662 residues, UniProt reviewed canonical sequence.
>Q9H714|RUBCNL
1 MVSQSTVRQD SPVEPWEGIS DHSGIIDGSP RLLNTDHPPC QLDIRLMRHK AVWINPQDVQ
61 QQPQDLQSQV PAAGNSGTHF VTDAASPSGP SPSCLGDSLA ETTLSEDTTD SVGSASPHGS
121 SEKSSSFSLS STEVHMVRPG YSHRVSLPTS PGILATSPYP ETDSAFFEPS HLTSAADEGA
181 VQVSRRTISS NSFSPEVFVL PVDVEKENAH FYVADMIISA MEKMKCNILS QQQTESWSKE
241 VSGLLGSDQP DSEMTFDTNI KQESGSSTSS YSGYEGCAVL QVSPVTETRT YHDVKEICKC
301 DVDEFVILEL GDFNDITETC SCSCSSSKSV TYEPDFNSAE LLAKELYRVF QKCWILSVVN
361 SQLAGSLSAA GSIVVNEECV RKDFESSMNV VQEIKFKSRI RGTEDWAPPR FQIIFNIHPP
421 LKRDLVVAAQ NFFCAGCGTP VEPKFVKRLR YCEYLGKYFC DCCHSYAESC IPARILMMWD
481 FKKYYVSNFS KQLLDSIWHQ PIFNLLSIGQ SLYAKAKELD RVKEIQEQLF HIKKLLKTCR
541 FANSALKEFE QVPGHLTDEL HLFSLEDLVR IKKGLLAPLL KDILKASLAH VAGCELCQGK
601 GFICEFCQNT TVIFPFQTAT CRRCSACRAC FHKQCFQSSE CPRCARITAR RKLLESVASA
661 ATLocalizationUniProt · AlphaFold · HPA
Whether an antibody against RUBCNL 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)
- 0.52
- Highest tissue expression
- 39 nTPM
Expression across tissuesHPA
Tissue
- lymph node: 39 nTPM
- tonsil: 38 nTPM
- thymus: 21 nTPM
- spleen: 19 nTPM
- appendix: 17 nTPM
- rectum: 15 nTPM
Single-cell type
- neutrophils: 847 nCPM
- b-cells: 295 nCPM
- pdcs: 282 nCPM
- microglia: 240 nCPM
- late spermatids: 182 nCPM
- early spermatids: 182 nCPM
Immune cell
- memory B-cell: 162 nTPM
- naive B-cell: 156 nTPM
- neutrophil: 125 nTPM
- plasmacytoid DC: 106 nTPM
- intermediate monocyte: 8.9 nTPM
- total PBMC: 7.5 nTPM
Brain region
- hypothalamus: 16 nTPM
- thalamus: 15 nTPM
- medulla oblongata: 14 nTPM
- white matter: 14 nTPM
- spinal cord: 12 nTPM
- pons: 11 nTPM
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)
- 1.27
- gnomAD pLI
- 0
- DepMap mean gene effect
- 0.09
- 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
- autophagosome maturation
- autophagosome-lysosome fusion
- lipid metabolic process
- regulation of glycogen metabolic process
- regulation of lipid metabolic process
- autophagosome-endosome fusion
Molecular functions
- phosphatidylinositol phosphate binding
- phosphatidylinositol-3-phosphate binding
- phosphatidylinositol-4-phosphate binding
- phosphatidylinositol-5-phosphate binding
Cellular components
Protein domainsUniProt · Pfam · InterPro
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of RUBCNL 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 RUBCNL as an antibody target. Whether an autoantibody or antibody against RUBCNL could matter depends on whether native RUBCNL is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
RUBCNL 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 RUBCNL as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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