Protocol to request
            
                Cross-linking coupled to mass spectrometry (XL-MS)
                
                
            
        
        
            
                Research article
            
            
                Structural and kinetic analysis of the COP9-Signalosome activation and the cullin-RING ubiquitin ligase deneddylation cycle
                
            
            
            
                Ruzbeh Mosadeghi et al.
            
            
                DOI: 10.7554/eLife.12102