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Cited by 504

The DOI matches its Crossref record; 10 of the 10 references it cites were found in a registry or an index.

PINK1 cleavage at position A103 by the mitochondrial protease PARL

Open access
Deas, Emma, Plun-Favreau, Helene, Gandhi, Sonia, Desmond, Howard, Kjaer, Svend, Loh, Samantha H.Y., Renton, Alan E.M., Harvey, Robert J., Whitworth, Alexander J., Martins, L. Miguel, Abramov, Andrey Y., Wood, Nicholas W.·2011·Human Molecular Genetics

Abstract

Mutations in PTEN-induced kinase 1 (PINK1) cause early onset autosomal recessive Parkinson's disease (PD). PINK1 is a 63 kDa protein kinase, which exerts a neuroprotective function and is known to localize to mitochondria. Upon entry into the organelle, PINK1 is cleaved to produce a ∼53 kDa protein (ΔN-PINK1). In this paper, we show that PINK1 is cleaved between amino acids Ala-103 and Phe-104 to generate ΔN-PINK1. We demonstrate that a reduced ability to cleave PINK1, and the consequent accumulation of full-length protein, results in mitochondrial abnormalities reminiscent of those observed in PINK1 knockout cells, including disruption of the mitochondrial network and a reduction in mitochondrial mass. Notably, we assessed three N-terminal PD-associated PINK1 mutations located close to the cleavage site and, while these do not prevent PINK1 cleavage, they alter the ratio of full-length to ΔN-PINK1 protein in cells, resulting in an altered mitochondrial phenotype. Finally, we show that PINK1 interacts with the mitochondrial protease presenilin-associated rhomboid-like protein (PARL) and that loss of PARL results in aberrant PINK1 cleavage in mammalian cells. These combined results suggest that PINK1 cleavage is important for basal mitochondrial health and that PARL cleaves PINK1 to produce the ΔN-PINK1 fragment.

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Metadata

Authors
Deas, E., Plun-Favreau, H., Gandhi, S., Desmond, H., Kjaer, S., Loh, S. H. Y., Renton, A. E. M., Harvey, R. J., Whitworth, A. J., Martins, L. M., Abramov, A. Y., & Wood, N. W.
Venue
Human Molecular Genetics
Published
2010-12-06
Volume
20
Issue
5
Pages
867-879
ISSN
  • 0964-6906 (ISSN-L)
  • 1460-2083
OpenAlex
W2155213268
Cited by
504
References
10
FWCI
12.68
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: PINK1 cleavage at position A103 by the mitochondrial protease PARL. https://app.cochat.ai/papers/10.1093/hmg/ddq526
The paper
Deas, E., Plun-Favreau, H., Gandhi, S., Desmond, H., Kjaer, S., Loh, S. H. Y., Renton, A. E. M., Harvey, R. J., Whitworth, A. J., Martins, L. M., Abramov, A. Y., & Wood, N. W. (2011). PINK1 cleavage at position A103 by the mitochondrial protease PARL. Human Molecular Genetics. https://doi.org/10.1093/hmg/ddq526

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.