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Updated: Jul 16, 2026

Characterization of Neuronal Lysosome Interactome with Proximity Labeling Proteomics
Published on: June 23, 2022
TRPML and lysosomal function
David A Zeevi1, Ayala Frumkin, Gideon Bach
1Department of Human Genetics, Hadassah Hebrew University Hospital, Jerusalem, Israel.
Abstract:
Mucolipin 1 (MLN1), also known as TRPML1, is a member of the mucolipin family. The mucolipins are the only lysosomal proteins within the TRP superfamily. Mutations in the gene coding for TRPML1 result in a lysosomal storage disorder (LSD). This review summarizes the current knowledge related to this protein and the rest of the mucolipin family.
Insights
Mucolipin 1 (MLN1), or TRPML1, is a lysosomal protein. Mutations in its gene cause lysosomal storage disorders (LSDs), highlighting its critical role in cellular health.
Area of Science:
- Cell Biology
- Molecular Biology
- Genetics
Background:
- Mucolipin 1 (MLN1), also known as TRPML1, belongs to the mucolipin family.
- Mucolipins represent the sole lysosomal proteins within the broader Transient Receptor Potential (TRP) superfamily.
- TRPML1 is integral to lysosomal function and cellular homeostasis.
Purpose of the Study:
- To review current knowledge on Mucolipin 1 (TRPML1).
- To provide an overview of the mucolipin protein family.
- To discuss the implications of TRPML1 in health and disease.
Main Methods:
- Literature review of scientific publications.
- Analysis of genetic data related to TRPML1 mutations.
- Synthesis of information on mucolipin family members.
Main Results:
- TRPML1 is a key lysosomal protein.
- Mutations in the TRPML1 gene are causative for lysosomal storage disorders (LSDs).
- The mucolipin family shares functional and structural similarities.
Conclusions:
- TRPML1 is a critical protein for lysosomal function.
- Understanding TRPML1 and the mucolipin family is vital for LSD research.
- Further research into TRPML1 may offer therapeutic insights for LSDs.
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