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Pathways

PathWhiz ID Pathway Meta Data

PW415810

Pw415810 View Pathway
metabolic

Methionine Biosynthesis

Escherichia coli 042
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW404887

Pw404887 View Pathway
metabolic

Methionine Biosynthesis

Neisseria cinerea ATCC 14685
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW405443

Pw405443 View Pathway
metabolic

Methionine Biosynthesis

Acinetobacter johnsonii SH046
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW415067

Pw415067 View Pathway
metabolic

Methionine Biosynthesis

Escherichia coli E24377A
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW415093

Pw415093 View Pathway
metabolic

Methionine Biosynthesis

Escherichia coli HS
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW405121

Pw405121 View Pathway
metabolic

Methionine Biosynthesis

Succinatimonas hippei YIT 12066
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW405138

Pw405138 View Pathway
metabolic

Methionine Biosynthesis

Citrobacter freundii UCI 31
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW684844

Pw684844 View Pathway
metabolic

Methionine Biosynthesis

Phascolarctobacterium succinatutens YIT 12067
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW405765

Pw405765 View Pathway
metabolic

Methionine Biosynthesis

Halococcus morrhuae DSM 1307
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.

PW405715

Pw405715 View Pathway
metabolic

Methionine Biosynthesis

Mitsuokella jalaludinii DSM 13811
This pathway shows the biosynthesis of methionine, which is an energy-costly process. Lysine biosynthesis produces L-Aspartate-semialdehyde, which later on is catalyzed to L-homoserine by bifunctional aspartokinase (also named homoserine dehydrogenase) 1 and 2. Homoserine is then activated by O-succinylation to form O-succinyl-L-homoserine via homoserine O-succinyltransferase (metA). Combining with L-cysteine, O-succinyl-L-homoserine form L-cystathionine and succinic acid by cystathionine gamma-synthase (metB). Cleavage of L-cystathionine by cystathionine beta-lyase (metC) or Protein MalY(as ) generates two small molecules: homocysteine and 2-aminoprop-2-enoate. Methionine synthase(MetH) or 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase(MetE) will catalyzehomocysteine to form the final product: methionine. In E.coli, MetH can only function with existence of cobalamin (Vitamin B12), which can be available in the guy; without cobalamin, MetE will not be repressed so that it will catalyze the methionine. Methionine can be transported out of cell (into periplasmic space) by leucine efflux transporter.