| Clathrin Protein | |
|---|---|
| Gene | CLTC |
| UniProt | Q00610 |
| PDB | 1BPO, 3LVG |
| Mol. Weight | 191 kDa (heavy chain) |
| Localization | Plasma membrane, endocytic vesicles, Golgi |
| Family | Clathrin family |
| Diseases | Alzheimer's Disease, Parkinson's Disease, ALS |
Clathrin 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.
Clathrin is a major protein component of the vesicle coat that mediates receptor-mediated endocytosis and intracellular membrane trafficking[1]. In neurons, clathrin-mediated endocytosis is essential for synaptic vesicle recycling, a process critical for sustained neurotransmitter release at synapses[2].
The clathrin heavy chain (CLTC) gene encodes a protein of 1,675 amino acids that assembles into a triskelion structure. Each clathrin triskelion consists of three heavy chains and three light chains, forming the characteristic three-legged structure that can polymerize into clathrin-coated vesicles[3].
Clathrin has a complex multi-domain structure:
The N-terminal terminal domain contains:
The ankle region forms:
The leg (proximal and distal domains):
Light chains (CLTA and CLTB):
Clathrin mediates receptor-mediated endocytosis:
In neurons, clathrin is essential for:
Beyond the plasma membrane, clathrin:
Clathrin-mediated endocytosis is implicated in AD:
In PD:
In motor neuron disease:
Therapeutic strategies include:
The study of Clathrin 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.
[Pearse & Robinson, Clathrin in endocytosis (1984)](https://doi.org/10.1016/0092-8674(84). 1984. ↩︎
Dannhauser & Hieter, Clathrin in neurodegeneration (2020). 2020. ↩︎
Wu et al. Clathrin and synaptic function (2019). 2019. ↩︎