Circulardichroism(CD)spectroscopyisahighlyusedmethodfortheexaminationandcharacterizationofproteins,including,amongstotherfeatures,theirsecondaryandtertiarystructures,thermalstability,comparisonsofwildtypeandmutantproteins,andmonitoringthebindingofsmallmolecules,folding/unfoldingpathways,andformationofmacromolecularcomplexes.ThisarticledescribesCDtoolX,anew,user‐friendly,free‐to‐download‐and‐usesoftwareprogramthatenablesprocessing,displaying,archiving,calibrating,comparisons,andanalysesofCDandsynchrotronradiationcirculardichroismspectroscopicdata.
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