Seroatlas · Human Serome Atlas

PAM16

Mitochondrial import inner membrane translocase subunit TIM16

Also known as: Magmas, Tim16, TIM16_HUMAN, TIMM16

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

Protein identityUniProt · HPA

UniProt accession
Q9Y3D7
Gene
PAM16
Ensembl
ENSG00000217930
Chromosome
16
Canonical length
125 aa
Protein class
Disease related genes, Human disease related genes, Predicted intracellular proteins
Subcellular location
Nucleoplasm,Microtubules,Mitochondria

OverviewNCBI Gene

This gene encodes a mitochondrial protein involved in granulocyte-macrophage colony-stimulating factor (GM-CSF) signaling. This protein also plays a role in the import of nuclear-encoded mitochondrial proteins into the mitochondrial matrix and may be important in reactive oxygen species (ROS) homeostasis. Mutations in this gene cause Megarbane-Dagher-Melike type spondylometaphyseal dysplasia, an early lethal skeletal dysplasia characterized by short stature, developmental delay and other skeletal abnormalities. [provided by RefSeq, May 2017]

Canonical amino-acid sequenceUniProt

125 residues, UniProt reviewed canonical sequence.

>Q9Y3D7|PAM16
     1  MAKYLAQIIV MGVQVVGRAF ARALRQEFAA SRAAADARGR AGHRSAAASN LSGLSLQEAQ
    61  QILNVSKLSP EEVQKNYEHL FKVNDKSVGG SFYLQSKVVR AKERLDEELK IQAQEDREKG
   121  QMPHT

LocalizationUniProt · AlphaFold · HPA

Whether an antibody against PAM16 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)
0.41
Highest tissue expression
120 nTPM

Expression across tissuesHPA

Tissue

  • skeletal muscle: 120 nTPM
  • heart muscle: 76 nTPM
  • liver: 70 nTPM
  • adrenal gland: 48 nTPM
  • pancreas: 43 nTPM
  • basal ganglia: 41 nTPM

Single-cell type

  • parietal cells: 32 nCPM
  • other brain neurons: 30 nCPM
  • oligodendrocytes: 28 nCPM
  • brain inhibitory neurons: 24 nCPM
  • brain excitatory neurons: 24 nCPM
  • oocytes: 23 nCPM

Immune cell

  • plasmacytoid DC: 33 nTPM
  • memory B-cell: 26 nTPM
  • classical monocyte: 25 nTPM
  • naive B-cell: 23 nTPM
  • T-reg: 22 nTPM
  • naive CD8 T-cell: 21 nTPM

Brain region

  • cerebral cortex: 14 nTPM
  • basal ganglia: 13 nTPM
  • hippocampal formation: 12 nTPM
  • hypothalamus: 12 nTPM
  • amygdala: 12 nTPM
  • midbrain: 12 nTPM

DiseaseUniProt · ClinVar · IEDB · PubMed

Four sources answering four different questions about PAM16.

Disease | AllUniProt

Conditions PAM16 is implicated in, by any mechanism.

Disease | GeneticClinVar

2 pathogenic / likely-pathogenic of 77 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
0.24
gnomAD missense Z
-0.51
DepMap mean gene effect
-1.37
DepMap dependency class
common

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

Cellular components

Protein domainsUniProt · Pfam · InterPro

KeywordsUniProt

InteractionsUniProt · HPA

Protein binding partners of PAM16 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 PAM16 as an antibody target. Whether an autoantibody or antibody against PAM16 could matter depends on whether native PAM16 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.

PAM16 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 PAM16 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.

Canonical record: https://seroatlas.com/gene/PAM16. 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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