00274nam a2200097Ia 4500008004100000040001100041100001500052245003300067260006300100300001300163251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aS. Brenner 0aJournal of Molecular Biology  c1960-61bElsevier Scientific Publishing CompanyaAmsterdam  aP. 1-540