metabolic process
 |__modified amino acid metabolic process__
 |__biosynthetic process___________________|
                                           modified amino acid biosynthetic process  22 rec.
                                            |__4-hydroxyproline biosynthetic process
                                            |__aerobactin biosynthetic process
                                            |__amino-acid betaine biosynthetic process 5 rec.
                                            |   |__carnitine biosynthetic process 5 rec.
                                            |   |__ergothioneine biosynthetic process(+)
                                            |   |__glycine betaine biosynthetic process(+)
                                            |   |__L-proline betaine biosynthetic process
                                            |   |__selenoneine biosynthetic process
                                            |__coenzyme B biosynthetic process
                                            |__creatine biosynthetic process
                                            |__folic acid-containing compound biosynthetic process 5 rec.
                                            |   |__dihydrofolate biosynthetic process
                                            |   |__folic acid biosynthetic process
                                            |   |__tetrahydrofolate biosynthetic process(+) 2 rec.
                                            |   |__tetrahydrofolylpolyglutamate biosynthetic process 2 rec.
                                            |__glutathione biosynthetic process 6 rec.
                                            |   |__regulation of glutathione biosynthetic process(+)
                                            |__hydroxylysine biosynthetic process
                                            |__L-dopa biosynthetic process
                                            |   |__regulation of L-dopa biosynthetic process(+)
                                            |__lincomycin biosynthetic process
                                            |__modified histidine biosynthetic process
                                            |   |__ergothioneine biosynthetic process(+)
                                            |   |__selenoneine biosynthetic process
                                            |__ochratoxin A biosynthetic process
                                            |__pantothenate biosynthetic process
                                            |__peptidyl-1-thioglycine biosynthetic process from peptidyl-glycine
                                            |__phosphagen biosynthetic process 4 rec.
                                            |   |__phosphoarginine biosynthetic process
                                            |   |__phosphocreatine biosynthetic process 4 rec.
                                            |__phosphatidylserine biosynthetic process 1 rec.
                                            |   |__regulation of phosphatidylserine biosynthetic process(+)
                                            |__prenylcysteine biosynthetic process
                                            |__pyrrolysine biosynthetic process
                                            |__S-methylmethionine biosynthetic process
                                            |__sarcosine biosynthetic process 1 rec.