SAE Inhibitor Compounds for Selective Sumoylation Modulation in Cancer

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Solution Overview

Problem

There is an urgent need to identify compounds with potent activity targeting SAE (SUMO activating enzyme) to address overexpression associated with poor prognosis in certain cancer patients and modulate sumoylation for therapeutic benefits.

Innovation Solution

Development of a compound of general formula (1) or its isomers, crystalline forms, pharmaceutically acceptable salts, hydrates, or solvates, which exhibit strong inhibitory activity against SAE, potentially used in treating or preventing diseases related to SAE protein, particularly cancer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If SAE is overexpressed, then sumoylation activity increases, but cancer prognosis deteriorates

Engineering Contradiction:
ImproveprognosisVSAvoidSAE expression level
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The patent identifies and extracts the critical function of SAE in sumoylation pathways, isolating it as the primary therapeutic target. By focusing on SAE inhibition rather than addressing multiple proteins simultaneously, the patent achieves selective disruption of malignant sumoylation while preserving benign functions.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent employs compounds that alter the functional parameters of SAE through inhibition, changing its catalytic activity toward SUMO activation. This parameter change transforms SAE from a hyperactive state (associated with cancer) to an inactive or reduced-activity state, thereby improving prognosis.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If SAE inhibition is achieved, then sumoylation is modulated for therapeutic benefit, but compound identification challenge increases

Engineering Contradiction:
Improvetherapeutic effectVSAvoidcompound identification difficulty
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent applies local quality by designing compounds with specific structural features tailored to interact with particular residues in the SAE active site. The compounds exhibit selective affinity for the SAE enzyme's catalytic domain, achieving localized inhibition without affecting other cellular processes.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent replaces complex proteomic analysis methods with direct enzymatic assays that measure SAE activity and compound inhibition effects. This substitution simplifies the detection and measurement process by focusing on the specific enzymatic function rather than analyzing multiple proteins simultaneously.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The compound effectively inhibits SAE, offering therapeutic potential for treating or preventing cancers such as hematologic cancers and solid tumors by modulating sumoylation pathways.

Implementation Method 1

The present disclosure provides a compound of general formula (1) or an isomer thereof... which exhibit strong inhibitory activity against SAE

Methodology Applied
Scientific EffectEnzyme inhibition: Enzyme

Data Source

PatentEP4596557A1Compound as inhibitor for SUMO activating enzyme
Publication Date: 2025.08.06 WIGEN BIOMEDICINE TECH (SHANGHAI) CO LTD
  • EP4596557A1 patent drawing
  • EP4596557A1 patent drawing
  • EP4596557A1 patent drawing

AI summary

Disclosed in the present disclosure are compounds as SUMO activating enzyme inhibitors. Specifically, the present disclosure relates to a compound of general formula (1), a method for preparing same, and use of the compound of general formula (1) and isomers, crystalline forms, pharmaceutically acceptable salts, hydrates or solvates thereof as SAE inhibitors. The compound and the isomer thereof, the crystalline form thereof, the pharmaceutically acceptable salt thereof, the hydrate thereof, or the solvate thereof of the present disclosure can be used in preparing a medicament for treating or preventing a disease related to SAE protein.