| TIMM8B — Mitochondrial Import Inner Membrane Translocase Subunit Tim8 B | |
|---|---|
| Symbol | TIMM8B |
| Full Name | Translocase of Inner Mitochondrial Membrane 8B |
| Chromosome | 21q22.11 |
| NCBI Gene | 26517 |
| Ensembl | ENSG00000136929 |
| OMIM | 300513 |
| UniProt | Q9Y3X5 |
| Diseases | Mitochondrial Disorders, Parkinson's Disease, Huntington's Disease |
| Expression | Heart, Brain, Muscle, Liver |
Timm8B Gene Mitochondrial Import Protein is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
TIMM8B (Translocase of Inner Mitochondrial Membrane 8B) is a nuclear-encoded mitochondrial protein involved in the import of proteins from the cytoplasm into the mitochondrial intermembrane space. It plays a critical role in maintaining mitochondrial function, which is essential for neuronal survival.
TIMM8B is part of the small Tim chaperone family that facilitates the transport of nuclear-encoded proteins across the mitochondrial intermembrane space:
TIMM8B mutations can cause mitochondrial dysfunction leading to:
Mitochondrial dysfunction is a hallmark of several neurodegenerative diseases:
TIMM8B (also called DDP1) is homologous to TIMM8A. While TIMM8A mutations cause Mohr-Tranebjaerg syndrome (deafness-dystonia syndrome), TIMM8B may have overlapping functions.
TIMM8B is expressed ubiquitously with highest levels in:
TIMM8B contributes to mitochondrial quality control mechanisms that are critical for neuronal health:
The study of Timm8B Gene Mitochondrial Import Protein has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.