BRG1 and BRM Inhibitor Compounds for BAF Complex Modulation

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Solution Overview

Problem

Current treatments for disorders associated with alterations in the BRG1 and BRM proteins, such as cancer, lack effective compounds that can modulate the BAF complex to inhibit BRG1 and BRM activity.

Innovation Solution

Development of compounds with specific structures that can modulate the BAF complex, including BRG1 and BRM, to treat disorders by inhibiting their activity, either alone or in combination with other pharmaceutically active agents.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current treatments are used for disorders associated with BRG1 and BRM alterations, then treatment options are available, but they lack effectiveness in modulating BAF complex to inhibit BRG1 and BRM activity

Engineering Contradiction:
Improveeffectiveness of treatmentVSAvoidability to modulate BAF complex
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by developing compounds with specific molecular structures (Formula I and Formula II) that target the ATPase domain of BRG1 and BRM proteins. These compounds alter the biochemical parameters of the BAF complex by inhibiting ATP hydrolysis, thereby changing the functional state of the chromatin remodeling complex to achieve therapeutic effects in cancer treatment

Inventive Principle:
Principle #35Parameter changes

2Reliability

If compounds are developed to inhibit BRG1 and BRM activity, then therapeutic benefits are achieved, but the complexity of compound structure increases

Engineering Contradiction:
Improvetherapeutic benefitVSAvoidcompound structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the inhibition strategy into two distinct compound types: Formula I compounds that primarily inhibit BRG1, and Formula II compounds that primarily inhibit BRM. This segmentation allows for targeted inhibition of specific BAF complex subunits, providing therapeutic benefits while maintaining manageable structural complexity through modular design approaches

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies local quality by designing compounds with specific structural features at particular positions (R1, R2, R3, R4, R5 substituents) to achieve selective inhibition. The local structural modifications at the ATPase binding interface enable precise targeting of BRG1 or BRM while maintaining overall compound manageability and facilitating structure-activity relationship optimization

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12383560B2Compounds and uses thereof
Publication Date: 2025.08.12 FOGHORN THERAPEUTICS INC
  • US12383560B2 patent drawing
  • US12383560B2 patent drawing
  • US12383560B2 patent drawing

AI summary

The present disclosure features compounds useful for the treatment of BAF complex-related disorders.