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Kinetic Studies of (Mg 2+ )ATPase in Oat Roots
Author(s) -
CHRISTIANSEN J. L.,
LINDBERG S.
Publication year - 1976
Publication title -
physiologia plantarum
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.351
H-Index - 146
eISSN - 1399-3054
pISSN - 0031-9317
DOI - 10.1111/j.1399-3054.1976.tb03918.x
Subject(s) - atpase , avena , microsome , chemistry , substrate (aquarium) , enzyme , non competitive inhibition , biochemistry , biophysics , botany , biology , ecology
Kinetic studies on a microsomal fraction from oat roots ( Arena sativa ) indicate that the MgATP complex is the primary substrate for the ATPase. Free ATP was a weak competitive inhibitor. Free Mg 2+ appeared to be either a competitive or noncompetitive inhibitor.