Curr Mol Pharmacol. 2015 May 19. [Epub ahead of print]Cyclophilin function in Cancer; lessons from virus replication.
Abstract
Cyclophilins belong to a group of proteins that possess peptidyl prolyl isomerase activity and catalyse the cis-trans conversion of proline peptide bonds. Cyclophilin
members play important roles in protein folding and as molecular
chaperones, in addition to a well-established role as host factors
required for completion of the virus life cycle. Members of the cyclophilin
family are overexpressed in a range of human malignancies including
hepatocellular cancer, pancreatic cancer, non-small cell lung cancer,
gastric cancer, colorectal cancer and glioblastoma multiforme, however,
their precise role in tumourigenesis remains unclear. In recent years,
mounting evidence supports a role for prolyl isomerisation during
mammalian cell division; a process with striking similarity to plasma
membrane remodelling during virus replication. Here we will summarise
our current understanding of the role of cyclophilins in cancer. We will review the function of cyclophilins during mammalian cell division and during HIV-1 infection, and highlight common processes involving members of the ESCRT and Rab GTPase families.
- PMID:
- 25986562
- [PubMed - as supplied by publisher]
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