Soon Goo Lee and Joseph Jez, Washington University in St. Louis (image) Washington University in St. Louis Share Print E-Mail Caption Soon Goo Lee and Joseph Jez examine crystallization wells in the cold room of the Jez lab at Washington University in St. Louis. Each well holds a different solution of chemicals and, if they are lucky, one of the solutions will have coaxed a drop of protein hanging from a well lid to crystallize. Once the protein is "frozen" in this way, it can be "photographed" by X-ray diffraction. Credit Sid Hastings/WUSTL Photos Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.