The Histone Source
Your source for histones, chromatin, and custom proteins
The Protein Expression and Purification (PEP) Facility
at the Department of Biochemistry and Molecular Biology at Colorado State University
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An Advanced Protein Laboratory  Specializing in Histone and Chromatin  Production and Purification
   The Histone Source strives to provide top quality histones, chromatin, and other custom proteins for your research. We regularly analyze our products for stringent quality control such that you end up with exactly what you need for your research. Our Facility at The Histone Source has advanced equipment and access to state of the art mass spectrum instruments to provide you with a protein product that has been analyzed for quantity and purity before shipment. From clone to construct, we can produce difficult to purify protein products in a short time frame and our work is guaranteed. Please browse our new website at and see what we have to offer, at highly competitive prices. Our commitment to customer service is our highest priority because your research depends on it. We are also happy to consult and technically advise you as needed for these applications in your research. We want to give you the best quality protein reagents at the best prices.
Let Histone Source save you time, money, and effort by preparing your purified proteins for your research.
Online Store and Catalog
If you have a need for a protein product we do not offer, ask us, and we can espress and purify it for you. We have highly competitve pricing and special rates depending on your affiliation.
Pricing and Orders
More Information
A message from the Director
     Please allow me to introduce myself. I am Dr. Hataichanok "Mam" Scherman, Ph.D., the Director of The Histone Source -at the Protein Expression and Purification Facility, here at the Department of Biochemistry and Molecular Biology, at Colorado State University. We are located in the Molecular Radiation Biology Building on the main campus of Colorado State University, 3rd floor, room 301. I myself have over 20 years’ experience in the life-sciences, and in particular, the purification of proteins used in research. I realize you have many choices for protein products, but allow us to provide you with top quality protein reagents at a very competitive price. The Histone Source is happy to assist you with a custom or difficult to express and purify protein. Please feel free to reach out to us for knowledgeable consultation of your research needs. .
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DNA wrapped histone