ATF EYR Dane Outer membrane Freely permeable to Cristae small molecules and ions Inner membrane Impermeable to most small molecules and ions, including H+ ○ontains: Respiratory electron carriers(Complexes I-IV) .ADP-ATP translocases .ATP synthase(FoF1) Other membrane transporters Matrix Contains: ·Pyruvate dehydrogenase complex ·Citric acid cycle enzymes .Fatty acid B-oxidation enzymes .Amino acid oxidation enzymes Ribosomes ·DNA,ribosomes Porin channels 。Hany other enzymes .ATP,ADP,Pi,Mg2+,Ca2+,K+ Many soluble metabolic intermediates