Capital and small letters indicate protein and genes, respectively. Red arrow indicates reduced protein synthesis or gene expression. Blue arrow indicates an increase in enzymatic activity, protein level or gene expression. Main p-cymene induced metabolic and physiological changes are highlighted by yellow boxes. OM, outer membrane; PS, periplasmic space; IM, inner membrane. BphA2, biphenyl 2,3-dioxygenase beta subunit; BphB, biphenyl dihydrodiol dehydrogenase; CmtAb, p-cumate dioxygenase large subunit; G3PDH, glyceraldehyde 3-phosphate dehydrogenase; PK, pyruvate kinase; AcnA, aconitate hydratase; SCoAS, Succinyl-CoA synthetase; NADHDH, NADH dehydrogenase; SDH, Succinate dehydrogenase (Complex II); UQ, ubiquinone; Cytb, ubiquinol-cytochrome C (Complex III); CytC, cytochrome C; Cyo, cytochrome C oxidase (Complex IV); ATPase, ATP synthase; PPiase, inorganic pyrophosphatase; BxeA4132, 4-diphosphocytidyl-2-methyl-D-erythritol kinase.