Protein Expression and Analysis
Maximizing Protein Extraction from Yeast Cells: A Comparison of 4 Methods
Confused about yeast protein extraction methods? Let this article guide you through the process and help you select the most appropriate method based on your research goals and available resources.
Read MoreWhat Is Protein Crystallography? Structure Solution Explained
What is protein crystallography? Whether you are about to enter the world of protein crystallography or work with a protein crystallographer on your grant, this article will be useful.
Read MoreWhat Ponceau S Staining Can Reveal About Your Western Blot
Discover how Ponceau S works, how to perform staining, and get a detailed guide to interpreting what the staining means when troubleshooting your failed blots.
Read MoreHow To Make ECL Reagent: 4 Ingredients, Better Blots
ECL is an expensive reagent. Why not learn how to make ECL yourself? This cheap and simple option will give you better blots more often!
Read More3 Hot Tips to Optimize Your Western Blot Transfers
Are you struggling with ugly and unreadable western blots? Here are 3 ways to optimize your western blot transfer and get blots to be proud of.
Read MoreThe 4 Important Steps for Western Blot Quantification
Western blot quantification can show how protein expression changes between conditions and treatments. Discover the 4 critical steps you need for quantification.
Read MoreTop 5 Protein Quantification Assays
When working with proteins, accurate protein quantification is key for getting reliable data. Here are the top 5 quantification assays.
Read More3 Easy Ways to Mimic Phosphorylation
Discover what phosphorylation is, understand why you might want to mimic it, and learn 3 ways to mimic phosphorylation for both in vitro and in vivo applications
Read MoreProtein Structure Analysis: Extra Information in a Protein Data Bank File
Getting to know your protein’s structure can help uncover deeper insights and inspire new hypotheses. Discover how protein data bank files can help.
Read MoreWhy Is SDS-PAGE Run Vertically? Here are 3 Great Answers
Why is SDS-PAGE run vertically? Agarose gel electrophoresis is run horizontally, so why not SDS-PAGE? Here are 3 great answers.
Read MoreAn Introduction to Circular Dichroism Part 2: Circular Dichroism Practice
Circular dichroism is a type of spectroscopy that can tell you the type and percentage of secondary structure units in a protein sample. Here are 5 handy pointers on best circular dichroism practice to set up your experiment properly.
Read MoreAn Introduction to Circular Dichroism Part 1: Circular Dichroism Theory
Circular dichroism is a type of spectroscopy that can tell you the type and percentage of secondary structure units in a protein sample. This article will take you through circular dichroism theory and some of its applications.
Read MoreA Simple SDS-PAGE Gel Recipe and 10-Step Casting Protocol for Perfect Gels
SDS-PAGE is the technique that unites life scientists. We all perform it during our research to separate protein analytes and, therefore, we all need a good SDS-PAGE gel recipe.
Read More5 Protein Crystallization Seeding Techniques for Bigger and Better Crystals
Protein crystals are crucial for structure solution via X-ray crystallography but are notoriously hard to grow. We’ve got you covered with 5 clever protein crystallization seeding methods to grow impressive protein crystals.
Read MoreA Protein Renaturation Toolkit: 21 Tips and Tricks for Refolding Proteins
Expressing your protein of interest but not sure if it’s properly folded or struggling with inclusion bodies? Read on to discover advice and tips for battling inclusion bodies and refolding proteins
Read MoreProtein Staining Methods: An Overview of 3 of the Best
There are several great protein staining methods, but how do you pick the one that’s appropriate to your intended application? Read on to find out.
Read MoreMeltdown: A Hot Introduction to the Thermal Shift Assay
The interaction of proteins with ligands is an important phenomenon. Learn how to detect these interactions (and much more) using the thermal shift assay. In this article, we’ve got you covered with the basic theory and an easy protocol too.
Read MoreProtease Inhibitors 101: How They Work and How to Use Them
Protease inhibitors are a requirement in many lab experiments. In this article, we’ll take you through how protease inhibitors work, why we need them, and how to use them correctly and safely.
Read MoreHomology Modeling in the World of Proteins
Homology modeling is a powerful tool that enables you to predict protein structures. But how do you do it? Read on to find out.
Read MoreLaemmli Buffer: What Is It for Anyway?
Laemmli buffer is used almost every day by life since researchers. But what do all those components actually do? Find out in this handy article
Read MoreIsoelectric Focusing: A Simple Way to Enhance Your Protein Separation
Isoelectric focusing is a way of separating proteins and peptides based on their isoelectric point. Read all about this method and its applications right here.
Read More5 Easy Ways to Tell Salt and Protein Crystals Apart
How do you make sure that the crystals you have grown are of your target protein? Can you tell salt and protein crystals apart without using X-ray diffraction? Yes, you can. Read on to discover five easy ways to distinguish between salt and protein crystals.
Read MoreChoosing the Right Bacterial Strains for Your Lab
Whether you’re simply seeking competent E. coli for a transformation experiment or building a panel intended for a whole project, it’s vital that you pick the right strain for your experiment. Find out more in our complete guide to choosing bacterial strains.
Read MoreDIY Electrocompetent E. coli
Making good quality electrocompetent E. coli is very easy. One morning’s work (with a bit of work ahead of time) is all it takes.
Read MoreA Step-by-Step Guide to the Quantitative Beta-galactosidase Assay for Y2H Screening
Want to know not only if your proteins bind but quantify the interaction? We walk you through how to perform a quantitative yeast two-hybrid assay.
Read MoreBeat Back the Bubbles: 6 Ways to Remove Excess Detergent from Your Membrane Protein Sample
Excess detergent in your membrane proteins samples can cause you serious headaches. We’ve got you covered with 6 ways you can remove excess detergent from membrane proteins.
Read MoreHow SDS-PAGE Works
Knowing how SDS-PAGE works means that you can troubleshoot any issues in your experiment and tweak the setup to get publication-worthy figures. Find out how it works here.
Read MoreGetting Started with Immunohistochemistry
Immunohistochemistry isn’t just a useful clinical tool, it also has great applications as a basic research tool. We’ll walk you through the immunohistochemistry basics to get you off to a flying start.
Read MoreWorking with Membrane Proteins: Tips for Expressing, Extracting, and Purifying Your Membrane Protein Sample
Working with membrane proteins can be tricky. Read on to get tried-and-tested tips and tricks for expressing, extracting, and purifying these water-phobic proteins.
Read MoreConstant Current or Voltage in SDS-PAGE: The Great Debate
It’s not always easy deciding whether to run electrophoresis at a constant voltage, current, or power. Here, we outline the differences to help you make an informed decision.
Read MoreSynthetic Peptides Part 2: Tips and Tricks for Peptide Synthesis
Deciding on the right peptide sequence can make or break your experiment. Find out what to keep in mind when designing a synthetic peptide.
Read MoreDetecting Post-Translational Modifications
A quick start guide to methods of assessing protein post-translational modifications
Read MoreA-Z of Post-Translational Modifications
You might know the most common post-translational modifications, but there are many more than just phosphorylation and ubiquitination – come and test your knowledge!
Read MoreSynthetic Peptides and Their Uses: Part 1
Are you studying a small peptide or protein? Learn whether using synthetic peptides can save you hours of transfection, protein expression, and purification.
Read MoreAn Experimental Toolkit for Measuring Autophagic Flux
How good is your cell at recycling? In this guide, we explain what autophagic flux is, why you need to study it, and methods to get you started.
Read MoreTop 5 Things to Keep in Mind When Detecting Non-Histone Lysine Acetylation
Lysine acetylation isn’t just for histones. Read on to find out how to determine whether your favorite protein is lysine acetylated.
Read MoreRecombinant Protein Expression: How to Choose the Right Affinity Tag
Using the right affinity tag can make protein purification a breeze. Read more to find out which tag is right for you.
Read MoreA Guide to Gradient Gels: The Why’s and How’s
Fret no more over fuzzy bands! We uncover how gradient gels can give you better results, and maximize your precious samples when performing SDS-PAGE
Read MoreBiology Beyond the Cell: the How and Why of Cell-Free Systems
Are your cell membranes more of a hindrance than a help? Struggling to sneak your DNA inside? Why not break out and take your expression or metabolism studies cell-free. Find out the what, how and why of cell-free systems.
Read MoreFractionating Proteins by Solubility: or, How I Learned to Stop Worrying and Love the Ultracentrifuge
Does the term “ultracentrifuge” make your heart begin to race? Fear not! This article will provide you with tried and true tips on how to handle this piece of machinery like a boss.
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