00281nam a2200109Ia 4500008004100000040001100041100001800052245003300070260004500103300001300148300001000161251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aJ. C. Kendrew 0aJournal of Molecular Biology  cMarch 25, 1975bAcademic PressaNew York  aP. 1-541  bV. 93