Polypeptides Targeting Multitarget Scavenger Receptors
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Solution Overview
Problem
Current treatments for diseases associated with multitarget scavenger receptors, such as Alzheimer's, arteriosclerosis, and arthritis, are limited in efficacy and specificity, and there is a need for pharmacologically active agents that can effectively modulate the signaling mediated by these receptors to prevent and treat these conditions.
Innovation Solution
Development of amino acid sequences and polypeptides that specifically bind to multitarget scavenger receptors with high affinity, inhibiting the binding of Advanced Glycation End products and other ligands, thereby modulating the biological pathways involved in these diseases.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If current treatments are used for diseases associated with multitarget scavenger receptors, then treatment coverage is provided, but efficacy and specificity are limited
Solution Approach 1:
The patent segments the broad multitarget scavenger receptor system into distinct binding sites and ligand interaction zones. By designing polypeptides that target specific regions of these receptors, the invention achieves higher specificity while maintaining efficacy across multiple disease conditions associated with these receptors.
Solution Approach 2:
The invention applies local quality by creating polypeptides with specialized binding properties tailored to specific ligand-receptor interactions. Each polypeptide is designed with particular amino acid sequences that confer selective affinity for specific ligands or receptor subtypes, thereby improving specificity without sacrificing overall treatment efficacy.
2Reliability
If polypeptides are designed to bind with high affinity to multitarget scavenger receptors, then signaling modulation is improved, but binding specificity may be reduced
Solution Approach 1:
The patent employs dynamics by designing polypeptides with flexible binding interfaces that can adapt to different conformational states of the scavenger receptors. This dynamic binding capability allows the polypeptides to maintain high affinity across multiple receptor states while achieving specificity through selective stabilization of desired conformational changes that lead to signaling modulation.
Solution Approach 2:
The invention utilizes parameter changes by systematically varying amino acid sequences, binding site geometries, and interaction energies to optimize the balance between affinity and specificity. Through controlled modifications of binding parameters, the polypeptides achieve high-affinity binding that selectively modulates signaling pathways without promiscuous binding to off-target receptors.
Data Source
AI summary
The present invention relates to amino acid sequences that are directed against (as defined herein) multitarget scavenger receptors such as e.g. Lox-1, RAGE, CD36, SR-A1, SR-B1, galectin-1, as well as to compounds or constructs, and in particular proteins and polypeptides, that comprise or essentially consist of one or more such amino acid sequences (also referred to herein as “amino acid sequences of the invention”, “compounds of the invention”, and “polypeptides of the invention”, respectively).