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New framework improves protein-ligand binding prediction

Researchers have developed HCLBind, a new self-supervised framework designed to improve the prediction of protein-ligand binding affinity, particularly for complex multi-domain proteins. This method decouples representation learning from affinity regression by employing a hierarchical decoy strategy that captures both local physicochemical constraints and global conformational geometry. By integrating a domain-gated graph attention network and cross-modal attention, HCLBind effectively prioritizes domain interfaces and demonstrates robust uncertainty estimation on the PDBBind dataset. AI

影响 Introduces a novel approach to protein-ligand binding prediction, potentially accelerating drug discovery and biological research.

排序理由 The cluster contains an academic paper detailing a new methodology for a scientific problem. [lever_c_demoted from research: ic=1 ai=1.0]

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New framework improves protein-ligand binding prediction

报道来源 [1]

  1. arXiv cs.LG TIER_1 English(EN) · Jian K. Liu ·

    Hierarchical Contrastive Learning for Multi-Domain Protein-Ligand Binding

    Predicting protein-ligand binding affinity remains intractable for multi-domain proteins, where inter-domain dynamics govern molecular recognition. Existing geometric deep learning methods typically treat proteins as monolithic static graphs, suffering from rigid-body assumptions…