%0 journal article %@ 0022-2836 %A Svergun, D. I., Burkhardt, N., Pedersen, J. S., Koch, M. H. J., Volkov, V. V., Kozin, M. B., Meerwinck, W., Stuhrmann, H. B., Diedrich, G., Nierhaus, K. %D 1997 %J Journal of Molecular Biology %P 588-601 %T Solution scattering structural analysis of the 70S Escherichia coli ribosome by contrast variation: I. Invariants and validation of electron microscopic models %U %X