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Chence Shi

11 accepted papers

2026

Property-Driven Protein Inverse Folding with Multi-Objective Preference Alignment

ICLR 2026poster

Protein sequence design must balance designability, defined as the ability to recover a target backbone, with multiple, often competing, developability properties such as solubility, thermostability, and expression. Existing approaches address these properties through post hoc mutation, inference-ti…

Cited by 0SourceScholar
2025

Structure Language Models for Protein Conformation Generation

ICLR 2025poster

Proteins adopt multiple structural conformations to perform their diverse biological functions, and understanding these conformations is crucial for advancing drug discovery. Traditional physics-based simulation methods often struggle with sampling equilibrium conformations and are computationally e…

Cited by 3SourcePDFScholar
2023

E3Bind: An End-to-End Equivariant Network for Protein-Ligand Docking

ICLR 2023poster

In silico prediction of the ligand binding pose to a given protein target is a crucial but challenging task in drug discovery. This work focuses on blind flexible self-docking, where we aim to predict the positions, orientations and conformations of docked molecules. Traditional physics-based method…

Cited by 44SourcePDFScholar
2023

Protein Sequence and Structure Co-Design with Equivariant Translation

ICLR 2023poster

Proteins are macromolecules that perform essential functions in all living organisms. Designing novel proteins with specific structures and desired functions has been a long-standing challenge in the field of bioengineering. Existing approaches generate both protein sequence and structure using eith…

Cited by 47SourcePDFScholar
2022

GeoDiff: A Geometric Diffusion Model for Molecular Conformation Generation

ICLR 2022oral

Predicting molecular conformations from molecular graphs is a fundamental problem in cheminformatics and drug discovery. Recently, significant progress has been achieved with machine learning approaches, especially with deep generative models. Inspired by the diffusion process in classical non-equil…

2021

An End-to-End Framework for Molecular Conformation Generation via Bilevel Programming

ICML 2021spotlight

Predicting molecular conformations (or 3D structures) from molecular graphs is a fundamental problem in many applications. Most existing approaches are usually divided into two steps by first predicting the distances between atoms and then generating a 3D structure through optimizing a distance geom…

2021

Learning Gradient Fields for Molecular Conformation Generation

ICML 2021oral

We study a fundamental problem in computational chemistry known as molecular conformation generation, trying to predict stable 3D structures from 2D molecular graphs. Existing machine learning approaches usually first predict distances between atoms and then generate a 3D structure satisfying the di…

2021

MARS: Markov Molecular Sampling for Multi-objective Drug Discovery

ICLR 2021spotlight

Searching for novel molecules with desired chemical properties is crucial in drug discovery. Existing work focuses on developing neural models to generate either molecular sequences or chemical graphs. However, it remains a big challenge to find novel and diverse compounds satisfying several propert…

2021

Non-Autoregressive Electron Redistribution Modeling for Reaction Prediction

ICML 2021spotlight

Reliably predicting the products of chemical reactions presents a fundamental challenge in synthetic chemistry. Existing machine learning approaches typically produce a reaction product by sequentially forming its subparts or intermediate molecules. Such autoregressive methods, however, not only req…

Cited by 32SourcePDFScholar
2021

Predicting Molecular Conformation via Dynamic Graph Score Matching

NeurIPS 2021poster

Predicting stable 3D conformations from 2D molecular graphs has been a long-standing challenge in computational chemistry. Recently, machine learning approaches have demonstrated very promising results compared to traditional experimental and physics-based simulation methods. These approaches mainly…

Cited by 116SourcePDFScholar
2020

A Graph to Graphs Framework for Retrosynthesis Prediction

ICML 2020poster

A fundamental problem in computational chemistry is to find a set of reactants to synthesize a target molecule, a.k.a. retrosynthesis prediction. Existing state-of-the-art methods rely on matching the target molecule with a large set of reaction templates, which are very computationally expensive an…

Cited by 196SourcePDFScholar