Author: OneAngstrom

One of the common challenges in molecular simulations is running the same GROMACS workflow (minimization, equilibration, simulation) across multiple conformations of the same molecular system. Whether you’re performing an Umbrella Sampling study or simply exploring the conformational landscape, repeating the…

One recurring challenge in molecular modeling is adapting tools to workflows that evolve quickly. Whether you’re connecting to external software, automating repetitive tasks, or introducing new computational methods, it’s often difficult to find a flexible and integrated platform. This is…

When you’re modeling molecular systems—whether it’s a new nanomaterial or an intricate 3D arrangement of biological molecules—atom selection is fundamental. But what if you’re working with thousands of atoms and need to select a subset based on a specific spatial…

Molecular modeling can be complex, especially when you’re trying to learn a new platform. Even experienced researchers may find themselves spending too much time trying to figure out how to perform basic operations in a new interface. Starting over again…

When it comes to molecular modeling and simulation, stability and compatibility are key. While keeping software up to date is generally good practice, there are situations where experienced modelers might need to revert to an earlier version of a tool…

When working on in silico DNA nanostructure design, a recurring frustration among molecular modelers is the gap between design and simulation. Once a structure is modeled in a visual toolkit, exporting it into the right format for downstream analysis —…

Extracting a consistent set of initial conformations for Umbrella Sampling is a familiar challenge for molecular modelers. You typically need to split a trajectory, select frames at appropriate intervals along a reaction coordinate, and manually sort everything for batch simulations.…

When setting up a molecular simulation, one common obstacle is deciding what to remove from crystal structures—and what to keep. Water molecules, in particular, can be a source of confusion. While loosely bound crystal waters are typically removed before simulation,…

Molecular modeling can be challenging—not because the science isn’t exciting, but because complex tools often come with steep learning curves. You may install a powerful platform like SAMSON and still struggle with getting started: Where do you build structures? How…