Extensive screenin
g durin
g crystallization trials is necessary, especially for challen
gin
g but interestin
g tar
gets, that is, lar
ge multisubunit complexes or membrane proteins. Producin
g hi
gh amounts of such macromolecules is difficult, so it is important to perform screenin
g efficiently. However, commercial screens are redundant, leadin
g to unnecessary or unwanted sample consumption, and cannot be visually compared, because the manufacturers鈥?formulations are not formatted uniformly. PICKScreens, a database reportin
g Profile of Identities amon
g Crystallization Kit Screens, will help crystallo
graphers 鈥減ick鈥?screens in a more rational manner, minimizin
g sample consumption and hopefully enhancin
g their success rate. It is available at
gistration.cc.biophys.mpg.de/fam-core/" class="extLink">https://registration.cc.biophys.mpg.de/fam-core/.