GABA permease
succinate
semialdehyde
transporter
3-hydroxy-3-
methylglutaryl-
CoA transporter
Glutamate
decarboxylase 1
Gamma-
aminobutyrate
transaminase
POP2,
mitochondrial
Gamma-
aminobutyrate
transaminase
POP2,
mitochondrial
Succinate-
semialdehyde
dehydrogenase,
mitochondrial
Glyoxylate/succinic
semialdehyde
reductase 1
acetyl-CoA
acetyltransferase
hydroxymethylglutaryl-
CoA synthase
Hydroxymethylglutaryl-
CoA lyase,
mitochondrial
3-
hydroxybutyryl-
CoA
dehydrogenase
L-Glutamic acid
γ-Aminobutyric
acid
Succinic acid
semialdehyde
Acetoacetyl-CoA
Acetyl-CoA
γ-Aminobutyric
acid
Succinic acid
semialdehyde
3-Hydroxy-3-
methylglutaryl-
CoA
3-Hydroxy-3-
methylglutaryl-
CoA
CO2
Pyruvic acid
L-Alanine
Glyoxylic acid
Glycine
NAD
H2O
Succinic acid
NADH
H+
NADP
4-
Hydroxybutyric
acid
NADPH
CoA
H2O
CoA
Acetyl-CoA
Acetoacetic
acid
3-
Hydroxybutyryl-
CoA
NADP
NADPH
H+
Pyridoxal
5'-phosphate
Alanine,
Aspartate, and
Glutamate
Metabolism
Arginine and
Proline
Metabolism
Vitamin B6
Metabolism
Pyruvate
Metabolism
Fatty Acid
Degradation
Mitochondria Matrix
Outer Membrane
Inner Membrane
Cytosol