Seroatlas · Human Serome Atlas

NCBP2L

Nuclear cap-binding protein subunit 2-like

Also known as: NCB2L_HUMAN

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

Protein identityUniProt · HPA

UniProt accession
A6PVI3
Gene
NCBP2L
Ensembl
ENSG00000170935
Chromosome
X
Canonical length
153 aa
Protein class
Predicted intracellular proteins

OverviewNCBI Gene

Predicted to enable RNA cap binding activity. Predicted to be involved in mRNA splicing, via spliceosome. Predicted to be part of nuclear cap binding activity complex. [provided by Alliance of Genome Resources, Jul 2025]

Canonical amino-acid sequenceUniProt

153 residues, UniProt reviewed canonical sequence.

>A6PVI3|NCBP2L
     1  MSKDLKILCK DPALELSCYR DHQFSGRKFQ QEKLLKESST LNMGNLSFYT TEEKIHELFS
    61  RSDIRNIFMG LDKIKKTACG FCFVECHNRA DAENAMRFLT GTCLDEWIIC TDWDVGFREG
   121  QQYGRGKSGG QVRDEFREDF HSGRGGFGRQ TQI

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against NCBP2L 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)
0.3
Highest tissue expression
1 nTPM

Expression across tissuesHPA

Tissue

  • adrenal gland: 1 nTPM
  • testis: 0.7 nTPM
  • fallopian tube: 0.6 nTPM
  • ovary: 0.3 nTPM
  • salivary gland: 0.3 nTPM
  • breast: 0.2 nTPM

Single-cell type

  • late primary spermatocytes: 45 nCPM
  • epicardial cells: 41 nCPM
  • early spermatids: 23 nCPM
  • platelets: 17 nCPM
  • cardiomyocytes: 9 nCPM
  • adipocytes: 5.2 nCPM

Immune cell

  • basophil: 8.2 nTPM
  • memory B-cell: 0.1 nTPM
  • total PBMC: 0.1 nTPM
  • classical monocyte: 0 nTPM
  • eosinophil: 0 nTPM
  • gdT-cell: 0 nTPM

Brain region

  • white matter: 1.7 nTPM
  • cerebral cortex: 1.1 nTPM
  • hippocampal formation: 1 nTPM
  • amygdala: 0.9 nTPM
  • cerebellum: 0.9 nTPM
  • thalamus: 0.9 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 missense Z
-0.06

OntologyGO

Biological processes

Molecular functions

Cellular components

Protein domainsUniProt · Pfam · InterPro

Antibody and autoantibody relevanceSeroatlas analysis

Seroatlas reads NCBP2L as an antibody target. Whether an autoantibody or antibody against NCBP2L could matter depends on whether native NCBP2L is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

NCBP2L 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 NCBP2L as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/NCBP2L. 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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