The Universal Protein Resource, UniProt, "is the world's most comprehensive catalog of information on proteins." The Getting Started, Searches/Tools, and Databases sections are the true gems of the site. After getting acquainted with the trove of information and data offered by UniProt, users can then begin to search for various protein sequences and data collection via a well-organized searchable...

The "folding" in the title of this site refers to the process by which proteins fold themselves before performing various important functions. This process is critical to just about every aspect of biology, yet scientists still don't understand exactly how protein folding works. Additionally, when proteins don't fold correctly, it can lead to Alzheimer's, Parkinson's disease, and any number of...

Created by researchers at MIT's Software Tools for Academics and Researchers (STAR) initiative, this website offers interested parties a 3-D protein viewer that "allows students to learn key concepts about the biology of proteins in an interactive manner." First-time users may want to start by clicking on the "Video Tutorial" on the homepage to get a basic sense of how the viewer works. The site...