Methods, devices and uses thereof for screening molecules

By constructing a mapping relationship between the simplified molecular linear formula of the ligand molecule and the molecular structure, extracting and clustering the molecular skeleton, the problem of insufficient molecular screening accuracy in existing technologies is solved, and more efficient molecular screening and recommendation are achieved, which is suitable for the early stages of drug development.

CN114300067BActive Publication Date: 2025-10-14SHENZHEN JINGTAI TECH CO LTD
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Patent Information

Application Number
CN202111639419.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-12-29
Publication Date
2025-10-14
Estimated Expiration
2041-12-29

AI Technical Summary

Technical Problem

In the existing technology, molecular structure-based screening methods easily lead to the filtering out of molecules that are helpful for subsequent development, resulting in insufficient accuracy of molecular screening. Especially in the early stages of drug development, it is difficult to effectively recommend reasonable molecules for synthesis and testing.

Method used

By obtaining the mapping relationship between the simplified molecular linear formula of the ligand molecule and the molecular structure, extracting the molecular skeleton, and clustering based on these mapping relationships, a mapping relationship between the skeleton class and the molecular structure is constructed. Molecular screening is performed based on the information of successful molecular docking to improve the accuracy and convenience of screening.

Benefits of technology

It improves the accuracy and convenience of molecular screening, can better assist in recommending reasonable molecules to enter the synthesis and testing stages, adapts to the screening of molecular libraries of different scales, conforms to the experience of drug development, and improves the effectiveness of molecular screening.

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Abstract

The application relates to a method and device for screening molecules and application thereof. The method for screening molecules comprises the following steps: obtaining a first mapping relationship between M ligand molecules and N molecular structures; for at least part of the M ligand molecules, performing skeleton extraction on the structure information of the simplified molecular linear formula respectively to obtain O molecular skeletons; aggregating the O molecular skeletons to obtain P molecular skeleton classes; determining a second mapping relationship between the P molecular skeleton classes and the N molecular structures based on the first mapping relationship, so as to screen a molecule matched with a target receptor molecule from a simplified molecular linear formula set comprising the simplified molecular linear formula of the M ligand molecules based on the second mapping relationship. The scheme provided by the application can improve the accuracy and convenience of the user in screening molecules.
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