L-methionine biosynthesis I

Metabolites

2-Iminopropanoate

Formula: C3H5NO2 (87.032027)

CAS ID: 3125-84-6

H+

Formula: H (1.0078246)

CAS ID: 12408-02-5

H2O

Formula: H2O (18.0105642)

CAS ID: 7732-18-5

succinate(2-)

Formula: C4H4O4 (116.01095839999999)

CAS ID: 56-14-4

pyruvate

Formula: C3H3O3 (87.00821880000001)

CAS ID: 57-60-3



Enzyme

EC Number name full name note
2.5.1.-
1.5.1.20 methylenetetrahydrofolate reductase [NAD(P)H] 5-methyltetrahydrofolate:NAD(P)+ oxidoreductase
2.1.1.10 homocysteine S-methyltransferase S-adenosyl-L-methionine:L-homocysteine S-methyltransferase
2.1.1.14 5-methyltetrahydropteroyltriglutamate-homocysteine S-methyltransferase 5-methyltetrahydropteroyltri-L-glutamate:L-homocysteine S-methyltransferase


Proteins

Protein ID name full name
O06745 yitJ Bifunctional homocysteine S-methyltransferase/5,10-methylenetetrahydrofolate reductase
O31631 metI Cystathionine gamma-synthase/O-acetylhomoserine (thiol)-lyase
P80877 metE 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase