Journal Article serial femtosecond crystallography FEL Research Support, Non-U.S. Gov't SFX protein crystallography Ferredoxins Metalloproteins Research Support, U.S. Gov't, Non-P.H.S. X-ray arsenic coherent diffracted imaging crystalline disorder crystallography free-electron laser malaria metalloprotein multi-component complexity multiplexing nanocrystallography partial correlation radiation damage reactive microsites serial femtosecond nanocrystallography single molecule imaging spatial regression structural inhomogeniety