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fsaA fsaA mgsA mgsA ghrA ghrA ptsG ptsG icd icd aldA aldA astD astD gapA gapA eda eda edd edd zwf zwf fruK fruK glk glk eutE eutE talA talA tktB tktB fucA fucA fbaA fbaA epd epd tktA tktA galP galP glcD glcD kdsD kdsD rpe rpe ghrB ghrB xylB xylB xylA xylA aldB aldB rhaD rhaD rhaB rhaB pfkA pfkA tpiA tpiA fsaB fsaB murI murI aceA aceA pgi pgi fbp fbp yjhG yjhG yagF yagF proC proC yagE yagE araB araB araA araA talB talB lacI lacI
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proteins of unknown 3D structure
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fsaAFructose-6-phosphate aldolase 1; Catalyzes the reversible formation of fructose 6-phosphate from dihydroxyacetone (DHA) and D-glyceraldehyde 3-phosphate via an aldolization reaction. Can utilize several aldehydes as acceptor compounds in vitro, and hydroxyacetone (HA) or 1-hydroxy-butan-2-one as alternative donor substrate. Is also able to catalyze the direct stereoselective self-aldol addition of glycolaldehyde to furnish D-(-)- threose, and cross-aldol reactions of glycolaldehyde to other aldehyde acceptors. Is not able to cleave fructose, fructose 1-phosphate, glucose 6-phosphate, s [...] (220 aa)
mgsAMethylglyoxal synthase; Catalyzes the formation of methylglyoxal from dihydroxyacetone phosphate. (152 aa)
ghrAGlyoxylate/hydroxypyruvate reductase A; Catalyzes the NADPH-dependent reduction of glyoxylate and hydroxypyruvate into glycolate and glycerate, respectively. Inactive towards 2-oxo-D-gluconate, 2-oxoglutarate, oxaloacetate and pyruvate. Only D- and L-glycerate are involved in the oxidative activity with NADP. Activity with NAD is very low. (312 aa)
ptsGFused glucose-specific PTS enzymes: IIB component/IIC component; The phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar PTS), a major carbohydrate active transport system, catalyzes the phosphorylation of incoming sugar substrates concomitantly with their translocation across the cell membrane. The enzyme II complex composed of PtsG and Crr is involved in glucose transport. Also functions as a chemoreceptor monitoring the environment for changes in sugar concentration and an effector modulating the activity of the transcriptional repressor Mlc. (477 aa)
icdIsocitrate dehydrogenase, specific for NADP+; Protein involved in tricarboxylic acid cycle and anaerobic respiration; Belongs to the isocitrate and isopropylmalate dehydrogenases family. (416 aa)
aldAAldehyde dehydrogenase A, NAD-linked; Acts on lactaldehyde as well as other aldehydes. (479 aa)
astDSuccinylglutamic semialdehyde dehydrogenase; Catalyzes the NAD-dependent reduction of succinylglutamate semialdehyde into succinylglutamate. Also shows activity with decanal or succinic semialdehyde as the electron donor and NAD as the electron acceptor. No activity is detected with NADP as the electron acceptor. Therefore, is an aldehyde dehydrogenase with broad substrate specificity. (492 aa)
gapAGlyceraldehyde-3-phosphate dehydrogenase A; Catalyzes the oxidative phosphorylation of glyceraldehyde 3- phosphate (G3P) to 1,3-bisphosphoglycerate (BPG) using the cofactor NAD. The first reaction step involves the formation of a hemiacetal intermediate between G3P and a cysteine residue, and this hemiacetal intermediate is then oxidized to a thioester, with concomitant reduction of NAD to NADH. The reduced NADH is then exchanged with the second NAD, and the thioester is attacked by a nucleophilic inorganic phosphate to produce BPG. (331 aa)
edaKHG/KDPG aldolase; Involved in the degradation of glucose via the Entner- Doudoroff pathway. Catalyzes the reversible, stereospecific retro-aldol cleavage of 2-Keto-3-deoxy-6-phosphogluconate (KDPG) to pyruvate and D- glyceraldehyde-3-phosphate. In the synthetic direction, it catalyzes the addition of pyruvate to electrophilic aldehydes with si-facial selectivity. It accepts some nucleophiles other than pyruvate, including 2-oxobutanoate, phenylpyruvate, and fluorobutanoate. It has a preference for the S-configuration at C2 of the electrophile. (213 aa)
edd6-phosphogluconate dehydratase; Catalyzes the dehydration of 6-phospho-D-gluconate to 2- dehydro-3-deoxy-6-phospho-D-gluconate. (603 aa)
zwfGlucose-6-phosphate 1-dehydrogenase; Catalyzes the oxidation of glucose 6-phosphate to 6- phosphogluconolactone; Belongs to the glucose-6-phosphate dehydrogenase family. (491 aa)
fruKFructose-1-phosphate kinase; Protein involved in glycolysis; Belongs to the carbohydrate kinase PfkB family. (312 aa)
glkGlucokinase; Not highly important in E.coli as glucose is transported into the cell by the PTS system already as glucose 6-phosphate. (321 aa)
eutEAldehyde oxidoreductase, ethanolamine utilization protein; May act as an acetaldehyde dehydrogenase that converts acetaldehyde into acetyl-CoA. (467 aa)
talATransaldolase A; Transaldolase is important for the balance of metabolites in the pentose-phosphate pathway. (316 aa)
tktBTransketolase 2, thiamine triphosphate-binding; Catalyzes the reversible transfer of a two-carbon ketol group from sedoheptulose-7-phosphate to glyceraldehyde-3-phosphate, producing xylulose-5-phosphate and ribose-5-phosphate. Catalyzes the transfer of a two-carbon ketol group from a ketose donor to an aldose acceptor, via a covalent intermediate with the cofactor thiamine pyrophosphate (By similarity). (667 aa)
fucAL-fuculose-1-phosphate aldolase; Involved in the degradation of L-fucose and D-arabinose. Catalyzes the reversible cleavage of L-fuculose 1- phosphate (Fuc1P) to yield dihydroxyacetone phosphate (DHAP) and L- lactaldehyde (Ref.8, Ref.9,. Also able to catalyze the reversible cleavage of D- ribulose 1-phosphate, but FucA has a higher affinity for L-fuculose 1- phosphate and L-lactaldehyde than for D-ribulose 1-phosphate and glycolaldehyde, respectively. FucA possesses a high specificity for the dihydroxyacetone phosphate (DHAP), but accepts a great variety of different aldehydes and has [...] (215 aa)
fbaAFructose-bisphosphate aldolase, class II; Catalyzes the aldol condensation of dihydroxyacetone phosphate (DHAP or glycerone-phosphate) with glyceraldehyde 3-phosphate (G3P) to form fructose 1,6-bisphosphate (FBP) in gluconeogenesis and the reverse reaction in glycolysis. (359 aa)
epdD-erythrose 4-phosphate dehydrogenase; Catalyzes the NAD-dependent conversion of D-erythrose 4- phosphate to 4-phosphoerythronate. (339 aa)
tktATransketolase 1, thiamine triphosphate-binding; Catalyzes the transfer of a two-carbon ketol group from a ketose donor to an aldose acceptor, via a covalent intermediate with the cofactor thiamine pyrophosphate. Thus, catalyzes the reversible transfer of a two-carbon ketol group from sedoheptulose-7-phosphate to glyceraldehyde-3-phosphate, producing xylulose-5-phosphate and ribose- 5-phosphate. (663 aa)
galPD-galactose transporter; Uptake of galactose across the boundary membrane with the concomitant transport of protons into the cell (symport system); Belongs to the major facilitator superfamily. Sugar transporter (TC 2.A.1.1) family. (464 aa)
glcDGlycolate oxidase subunit, FAD-linked; Component of a complex that catalyzes the oxidation of glycolate to glyoxylate. Is required for E.coli to grow on glycolate as a sole source of carbon. Is also able to oxidize D-lactate ((R)-lactate) with a similar rate. Does not link directly to O(2), and 2,6-dichloroindophenol (DCIP) and phenazine methosulfate (PMS) can act as artificial electron acceptors in vitro, but the physiological molecule that functions as primary electron acceptor during glycolate oxidation is unknown ; Belongs to the FAD-binding oxidoreductase/transferase type 4 family. (499 aa)
kdsDD-arabinose 5-phosphate isomerase; Involved in the biosynthesis of 3-deoxy-D-manno-octulosonate (KDO), a unique 8-carbon sugar component of lipopolysaccharides (LPSs). KdsD is not essential in the KDO biosynthesis and can be substituted by GutQ. Catalyzes the reversible aldol-ketol isomerization between D- ribulose 5-phosphate (Ru5P) and D-arabinose 5-phosphate (A5P). (328 aa)
rpeD-ribulose-5-phosphate 3-epimerase; Catalyzes the reversible epimerization of D-ribulose 5- phosphate to D-xylulose 5-phosphate. (225 aa)
ghrBGlyoxylate/hydroxypyruvate reductase B; Catalyzes the NADPH-dependent reduction of glyoxylate and hydroxypyruvate into glycolate and glycerate, respectively. Can also reduce 2,5-diketo-D-gluconate (25DKG) to 5-keto-D-gluconate (5KDG), 2- keto-D-gluconate (2KDG) to D-gluconate, and 2-keto-L-gulonate (2KLG) to L-idonate (IA), but it is not its physiological function. Inactive towards 2-oxoglutarate, oxaloacetate, pyruvate, 5-keto-D-gluconate, D- fructose and L-sorbose. Activity with NAD is very low; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. GhrB subfamily. (324 aa)
xylBXylulokinase; Catalyzes the phosphorylation of D-xylulose to D-xylulose 5- phosphate. Also catalyzes the phosphorylation of 1- deoxy-D-xylulose to 1-deoxy-D-xylulose 5-phosphate, with lower efficiency. Can also use D-ribulose, xylitol and D- arabitol, but D-xylulose is preferred over the other substrates. Has a weak substrate-independent Mg-ATP-hydrolyzing activity ; Belongs to the FGGY kinase family. (484 aa)
xylAD-xylose isomerase; Protein involved in carbohydrate catabolic process and glucose metabolic process; Belongs to the xylose isomerase family. (440 aa)
aldBAldehyde dehydrogenase B; Catalyzes the NADP-dependent oxidation of diverse aldehydes such as chloroacetaldehyde, acetaldehyde, propionaldehyde, benzaldehyde, mafosfamide, 4-hydroperoxycyclophosphamide. Its preferred substrates are acetaldehyde and chloroacetaldehyde. (512 aa)
rhaDRhamnulose-1-phosphate aldolase; Catalyzes the reversible cleavage of L-rhamnulose-1-phosphate to dihydroxyacetone phosphate (DHAP) and L-lactaldehyde. Also catalyzes the dephosphorylation of phospho- serine in vitro ; Belongs to the aldolase class II family. RhaD subfamily. (274 aa)
rhaBRhamnulokinase; Involved in the catabolism of L-rhamnose (6-deoxy-L-mannose). It could also play a role in the metabolism of some rare sugars such as L-fructose. Catalyzes the transfer of the gamma-phosphate group from ATP to the 1-hydroxyl group of L-rhamnulose to yield L-rhamnulose 1- phosphate. Uridine triphosphate (UTP), cytidine 5-triphosphate (CTP), guanosine 5-triphosphate (GTP), and thymidine triphosphate (TTP) also can act as phosphoryl donors. It can also phosphorylate L-fuculose and L-xylulose. Belongs to the rhamnulokinase family. (489 aa)
pfkA6-phosphofructokinase I; Catalyzes the phosphorylation of D-fructose 6-phosphate to fructose 1,6-bisphosphate by ATP, the first committing step of glycolysis; Belongs to the phosphofructokinase type A (PFKA) family. ATP-dependent PFK group I subfamily. Prokaryotic clade 'B1' sub- subfamily. (320 aa)
tpiATriosephosphate isomerase; Involved in the gluconeogenesis. Catalyzes stereospecifically the conversion of dihydroxyacetone phosphate (DHAP) to D- glyceraldehyde-3-phosphate (G3P); Belongs to the triosephosphate isomerase family. (255 aa)
fsaBFructose-6-phosphate aldolase 2; Catalyzes the reversible formation of fructose 6-phosphate from dihydroxyacetone and D-glyceraldehyde 3-phosphate via an aldolization reaction. Can utilize hydroxyacetone as an alternative donor substrate. Is also able to catalyze the direct self-aldol addition of glycolaldehyde. Is less catalytically efficient than the isozyme FsaA. Does not display transaldolase activity. (220 aa)
murIGlutamate racemase; Provides the (R)-glutamate required for cell wall biosynthesis. Belongs to the aspartate/glutamate racemases family. (285 aa)
aceAIsocitrate lyase; Involved in the metabolic adaptation in response to environmental changes. Catalyzes the reversible formation of succinate and glyoxylate from isocitrate, a key step of the glyoxylate cycle, which operates as an anaplerotic route for replenishing the tricarboxylic acid cycle during growth on fatty acid substrates. (434 aa)
pgiGlucosephosphate isomerase; Protein involved in glycolysis and gluconeogenesis; Belongs to the GPI family. (549 aa)
fbpProtein involved in gluconeogenesis. (332 aa)
yjhGPutative dehydratase; Catalyzes the dehydration of D-xylonic acid to form 2- dehydro-3-deoxy-D-pentonate. (655 aa)
yagFCP4-6 prophage; Catalyzes the dehydration of D-xylonic acid to form 2- dehydro-3-deoxy-D-pentonate; Belongs to the IlvD/Edd family. (655 aa)
proCPyrroline-5-carboxylate reductase, NAD(P)-binding; Catalyzes the reduction of 1-pyrroline-5-carboxylate (PCA) to L-proline. Does not catalyze the reverse reaction. (269 aa)
yagE2-keto-3-deoxy gluconate (KDG) aldolase; Catalyzes the formation of 2-keto-3-deoxy-gluconate (KDG) from pyruvate and glyceraldehyde. May also function as a 2-dehydro-3-deoxy-D-pentonate aldolase. Overexpression leads to increased growth (over 2 hours) in the presence of the antibiotics norfloxacin, ampicillin and streptomycin ; Belongs to the DapA family. (302 aa)
araBL-ribulokinase; Protein involved in carbohydrate catabolic process; Belongs to the ribulokinase family. (566 aa)
araAL-arabinose isomerase; Catalyzes the conversion of L-arabinose to L-ribulose. (500 aa)
talBTransaldolase B; Transaldolase is important for the balance of metabolites in the pentose-phosphate pathway. (317 aa)
lacILactose-inducible lac operon transcriptional repressor; Repressor of the lactose operon. Binds allolactose as an inducer. (360 aa)
Your Current Organism:
Escherichia coli K12
NCBI taxonomy Id: 511145
Other names: E. coli str. K-12 substr. MG1655, Escherichia coli MG1655, Escherichia coli str. K-12 substr. MG1655, Escherichia coli str. K12 substr. MG1655, Escherichia coli str. MG1655, Escherichia coli strain MG1655
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