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Serine
transporter
Threonine/serine
transporter
tdcC
D-3-
phosphoglycerate
dehydrogenase
Phosphoserine
aminotransferase
Unknown
Unknown
Unknown
Phosphoserine
phosphatase
L-serine
dehydratase 1
L-serine
dehydratase 2
Putative
phosphonates
transport
system permease
protein phnE
Phosphonates
import
ATP-binding
protein PhnC
Phosphonates-
binding
periplasmic
protein
3-
Phosphoglyceric
acid
Acetyl-CoA
L-Serine
L-Serine
H
+
H
+
L-Serine
H
+
H
+
NAD
NADH
H
+
Phosphohydroxypyruvic
acid
L-Glutamic acid
Oxoglutaric
acid
DL-O-
Phosphoserine
2-Aminoacrylic
acid
2-
iminopropanoate
H
2
O
H
+
Ammonium
Pyruvic acid
CoA
NAD
CO
2
NADH
H
2
O
P
i
H
2
O
H
+
H
2
O
H
+
ATP
H
2
O
DL-O-
Phosphoserine
H
+
P
i
ADP
4Fe-4S
4Fe-4S
Glycolysis and
Pyruvate
Dehydrogenase
TCA Cycle
Unknown
sdaC
tdcC
serA
serC
Unknown
Unknown
Unknown
serB
sdaA
sdaB
phnE
phnC
phnD
3-
Phosphoglyceric
acid
Acetyl-CoA
L-Serine
L-Serine
Hydrogen Ion
Hydrogen Ion
L-Serine
Hydrogen Ion
Hydrogen Ion
NAD
NADH
Hydrogen Ion
Phosphohydroxypyruvic
acid
L-Glutamic acid
Oxoglutaric
acid
DL-O-
Phosphoserine
2-Aminoacrylic
acid
2-
iminopropanoate
Water
Hydrogen Ion
Ammonium
Pyruvic acid
Coenzyme A
NAD
Carbon dioxide
NADH
Water
Phosphate
Water
Hydrogen Ion
Water
Hydrogen Ion
Adenosine
triphosphate
Water
DL-O-
Phosphoserine
Hydrogen Ion
Phosphate
Adenosine
diphosphate
Glycolysis and
Pyruvate
Dehydrogenase
TCA Cycle
Unknown