Media type: E-Article Title: Independent valine and leucine isotope labeling in Escherichia coli protein overexpression systems Contributor: Lichtenecker, Roman J.; Weinhäupl, Katharina; Reuther, Lukas; Schörghuber, Julia; Schmid, Walther; Konrat, Robert imprint: Springer Science and Business Media LLC, 2013 Published in: Journal of Biomolecular NMR Language: English DOI: 10.1007/s10858-013-9786-y ISSN: 0925-2738; 1573-5001 Keywords: Spectroscopy ; Biochemistry Origination: Footnote: