Identify all statements that accurately describe the structure of the pyruvate dehydrogenase (PDH) complex.
E_(2)
contains three domains. The complex contains multiple copies of each of three enzymes. The core of the complex is made up of several copies of
E_(1)
. Several copies each of
E_(1)
and
E_(3)
surround
E_(2)
. A regulatory kinase and phosphatase are part of the mammalian PDH complex.