Protein compositions having isoprene polymerization activity and uses thereof
By synthesizing a specific protein composition to express isoprene polymerization in a lipid membrane, the problems of resource instability and uneven quality in natural rubber production have been solved, achieving efficient and stable natural rubber production.
CN115698293BActive Publication Date: 2026-04-28SUMITOMO RIKO CO LTD
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Patent Information
- Application Number
- CN202180035798.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Priority Date
- 2020-10-30
- Filing Date
- 2021-10-21
- Publication Date
- 2026-04-28
- Estimated Expiration
- 2041-10-21
AI Technical Summary
Technical Problem
Existing technologies are insufficient for the efficient production of highly stable natural rubber, and the collection and processing of rubber particles are complex, leading to unstable resource supply and uneven quality.
Method used
Natural rubber is produced by synthesizing protein compositions containing specific amino acid sequences and activity similarities, expressing these proteins in lipid membranes using a cell-free protein production system to form lipid membrane constructs, and then carrying out isoprene polymerization.
Benefits of technology
It has enabled efficient and stable production of natural rubber, solved the problems of unstable resource supply and uneven quality, and met global demand.
✦ Generated by Eureka AI based on patent content.
Abstract
The present invention provides a means for efficiently producing natural rubber and achieving stable securing, with the aim of securing rubber resources. The present invention provides a protein composition comprising (A-1) a protein having the same activity as CPT6 or (A-2) a protein having the same activity as CPT7 and comprising (B) a protein having the same activity as CPTL, a lipid membrane construct comprising the above composition, a method for producing the same, a cell expressing the proteins constituting the above composition, a method for producing the same, and a method for producing an isoprene polymer compound using any one of these.
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