Seroatlas · Human Serome Atlas

RPL12

Large ribosomal subunit protein uL11

Also known as: L12, RL12_HUMAN

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

Protein identityUniProt · HPA

UniProt accession
P30050
Gene
RPL12
Ensembl
ENSG00000197958
Chromosome
9
Canonical length
165 aa
Protein class
Plasma proteins, Predicted intracellular proteins, Ribosomal proteins
Subcellular location
Golgi apparatus,Vesicles

OverviewNCBI Gene

Ribosomes, the organelles that catalyze protein synthesis, consist of a small 40S subunit and a large 60S subunit. Together these subunits are composed of 4 RNA species and approximately 80 structurally distinct proteins. This gene encodes a ribosomal protein that is a component of the 60S subunit. The protein belongs to the L11P family of ribosomal proteins. It is located in the cytoplasm. The protein binds directly to the 26S rRNA. This gene is co-transcribed with the U65 snoRNA, which is located in its fourth intron. As is typical for genes encoding ribosomal proteins, there are multiple processed pseudogenes of this gene dispersed through the genome. [provided by RefSeq, Jul 2008]

Canonical amino-acid sequenceUniProt

165 residues, UniProt reviewed canonical sequence.

>P30050|RPL12
     1  MPPKFDPNEI KVVYLRCTGG EVGATSALAP KIGPLGLSPK KVGDDIAKAT GDWKGLRITV
    61  KLTIQNRQAQ IEVVPSASAL IIKALKEPPR DRKKQKNIKH SGNITFDEIV NIARQMRHRS
   121  LARELSGTIK EILGTAQSVG CNVDGRHPHD IIDDINSGAV ECPAS

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against RPL12 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)
0.34
Highest tissue expression
3,648 nTPM

Expression across tissuesHPA

Tissue

  • ovary: 3,648 nTPM
  • breast: 2,724 nTPM
  • bone marrow: 2,602 nTPM
  • pancreas: 2,588 nTPM
  • skin: 2,486 nTPM
  • tonsil: 2,267 nTPM

Single-cell type

  • decidual stromal cells: 13,221 nCPM
  • esophageal suprabasal cells: 9,243 nCPM
  • esophageal basal cells: 8,726 nCPM
  • breast secretory cells: 8,579 nCPM
  • esophageal apical cells: 8,328 nCPM
  • gastric progenitor cells: 7,286 nCPM

Immune cell

  • total PBMC: 3,157 nTPM
  • memory B-cell: 2,726 nTPM
  • naive B-cell: 2,614 nTPM
  • naive CD4 T-cell: 2,185 nTPM
  • naive CD8 T-cell: 1,898 nTPM
  • memory CD4 T-cell: 1,863 nTPM

Brain region

  • white matter: 405 nTPM
  • medulla oblongata: 387 nTPM
  • spinal cord: 382 nTPM
  • hypothalamus: 365 nTPM
  • pons: 327 nTPM
  • thalamus: 317 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)
0.79
gnomAD pLI
0.05
gnomAD missense Z
1.25
DepMap mean gene effect
-2.55
DepMap dependency class
pan

Cancer expressionTCGA

Across TCGA tumor cohorts, this protein is over-expressed in roughly 5% 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 RPL12 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 RPL12 as an antibody target. Whether an autoantibody or antibody against RPL12 could matter depends on whether native RPL12 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

RPL12 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 RPL12 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/RPL12. 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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