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Updated: May 27, 2026
09:37
An Integrated Approach for Microprotein Identification and Sequence Analysis
Published on: July 12, 2022
Structure and Function of the Small MutS-Related Domain
1RIKEN SPring-8 Center, Harima Institute, 1-1-1, Kouto, Sayo-cho, Sayo-gun, Hyogo 679-5148, Japan.
Molecular Biology International
|November 18, 2011
Summary
MutS-related (Smr) domains are crucial for DNA repair and recombination across organisms. This review details their structures, biochemical functions, and roles in cellular processes.
Area of Science:
- Molecular Biology
- Genetics
- Biochemistry
Background:
- MutS family proteins are essential for DNA transactions like mismatch repair and recombination.
- The small MutS-related (Smr) domain, found in MutS2, mediates endonuclease activity to suppress homologous recombination.
- Smr domain homologs exist in diverse proteins and are classified into three subfamilies.
Purpose of the Study:
- To review the biochemical characteristics and structures of Smr domains.
- To explore the cellular functions of Smr-containing proteins.
Main Methods:
- Literature review of biochemical and structural studies on Smr domains.
- Analysis of cellular functions associated with Smr-containing proteins.
Main Results:
- Smr domains possess diverse biochemical activities and structural features across subfamilies.
- Smr-containing proteins are involved in various cellular processes beyond DNA repair.
Conclusions:
- Smr domains represent a conserved functional module with diverse biological roles.
- Further research into Smr domain functions can illuminate fundamental DNA transaction mechanisms.
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