Fkbp4 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.
| FKBP4 Protein | |
|---|---|
| Protein Name | FK506 Binding Protein 4 (FKBP52) |
| Gene | [FKBP4](/genes/fkbp4) |
| UniProt ID | [Q02790](https://www.uniprot.org/uniprot/Q02790) |
| Molecular Weight | 51.2 kDa |
| Subcellular Localization | Cytoplasm, Nucleus |
| Protein Family | FKBP Family |
| Length | 459 amino acids |
FKBP4 (FK506 Binding Protein 4), also known as FKBP52, is a member of the immunophilin family of proteins with peptidyl-prolyl cis-trans isomerase (PPI) activity. FKBP4 functions as both an immunophilin and an Hsp90 co-chaperone, playing critical roles in steroid hormone receptor signaling, protein quality control, and neuronal development. FKBP4 has been implicated in neurodegenerative diseases through its interactions with tau protein and its role in glucocorticoid receptor signaling.
FKBP4 contains multiple functional domains:
FKBP4 catalyzes cis-trans isomerization of peptidyl-prolyl bonds:
FKBP4 regulates Hsp90 chaperone complexes:
FKBP4 modulates tau pathology through glucocorticoid signaling:
The study of Fkbp4 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.