00303nam a2200121Ia 4500008004100000100002000041245002700061260003500088300001000123490001300133600001800146650001700164140224s9999    xx            000 0 und d  aColovick, S.P.   aMethods in Enzymology/  aNew YorkbAcademic Pressc1979  a832p.  av50 pt H  aS.P. Colovick  aBiochemistry