SAMSON Blog – Page 179

How to Set an Effective Sampling Box for Ligand Unbinding Pathways

Choosing the right sampling region is a crucial step when exploring ligand unbinding pathways in molecular modeling. This step directly influences the direction in which the ligand is permitted to move and the quality of the unbinding paths found. In…

Toggling Visibility in Molecular Animations Using NSL

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When building or analyzing molecular animations, it’s common to need precise control over which elements are visible at any time. Whether you’re setting up an educational molecular movie or examining only key parts of a simulation, clutter can get in…

A Simple Way to Animate Protein Transitions Without Simulations

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If you’re a structural biologist or molecular modeler, chances are you’ve needed to visualize the conformational transition between two known protein states. Think of an important molecular mechanism—like a spike protein switching from a down to an up conformation. You…

How to Query Side Chain Properties to Speed Up Molecular Selection

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Molecular modeling often involves identifying very specific parts of a molecular structure: atoms with certain charges, residues with many hydrogens, or in the context of protein modeling, certain side chains with specific compositions or visibility states. Manually selecting these components…

Still Getting High Forces After Energy Minimization? Here’s How to Check Convergence in SAMSON’s GROMACS Wizard

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A common frustration in molecular modeling is thinking you’ve completed an energy minimization — only to discover later that steric clashes or unrealistic geometries persist. To make the most of your GROMACS runs, it’s crucial to verify that the system…

Tired of Installing Molecular Modeling Tools One by One? There’s a Better Way

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Whether you’re docking ligands, analyzing interactions, or visualizing complex biomolecular systems, you’re likely using a variety of software tools. That means juggling multiple installs, figuring out compatibility issues, and jumping between separate interfaces. It’s time-consuming—especially when all you want to…

Choosing the Right Unit Cell for Periodic Simulations: A Practical Guide

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When setting up molecular dynamics simulations with periodic boundary conditions, one of the first choices you’ll face is the shape of the simulation box. For many molecular modelers, especially when working with approximately spherical molecules in solution (like proteins or…

A Simple Way to Make Molecular Models Come Alive with Rocking Motion

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When creating molecular presentations, static visuals can limit how well we convey structural dynamics or draw attention to key features. A common challenge for molecular modelers is how to illustrate subtle but important motions—like minor side-chain shifts or protein flexibility—without…

Handling Dozens of PDB Files? Here’s a Reliable Way to Clean Them All

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If you’ve ever tried to prepare multiple protein structures for simulations or drug screening, you already know the struggle: inconsistent files, missing atoms, alternate locations, unwanted water molecules and ligands. Doing this manually for each structure is both tedious and…

Selecting Molecular Regions with Natural Language in SAMSON AI

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When working with complex molecular systems, selecting specific parts of a structure can quickly become tedious—especially when using traditional selection tools or manual inspection. Whether you’re preparing a simulation, cleaning a structure, or analyzing binding sites, precise and efficient selection…