Za10_0105 GTP cyclohydrolase I
       Za10_0255 dihydroneopterin aldolase
       Za10_1570 2-amino-4-hydroxy-6-hydroxymethyldihydropteridine pyrophosphokinase
       Za10_0299 dihydropteroate synthase
       Za10_0911 dihydrofolate reductase region
       Za10_0675 FolC bifunctional protein
       Za10_1521 GTP cyclohydrolase II
       Za10_0780 3,4-dihydroxy-2-butanone 4-phosphate synthase
       Za10_1085 glutamine amidotransferase of anthranilate synthase
       Za10_1086 para-aminobenzoate synthase, subunit I
       Za10_0895 aminotransferase class IV
       Za10_0470 6-pyruvoyl tetrahydropterin synthase and hypothetical protein
       Za10_0051 conserved hypothetical protein
       Za10_0282 exsB protein
       Za10_0906 7-cyano-7-deazaguanine reductase

K01495 GCH1; GTP cyclohydrolase IA [EC:3.5.4.16]
K01633 folB; 7,8-dihydroneopterin aldolase/epimerase/oxygenase [EC:4.1.2.25 5.1.99.8 1.13.11.81]
K00950 folK; 2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase [EC:2.7.6.3]
K00796 folP; dihydropteroate synthase [EC:2.5.1.15]
K00287 DHFR; dihydrofolate reductase [EC:1.5.1.3]
K11754 folC; dihydrofolate synthase / folylpolyglutamate synthase [EC:6.3.2.12 6.3.2.17]
K01497 ribA; GTP cyclohydrolase II [EC:3.5.4.25]
K14652 ribBA; 3,4-dihydroxy 2-butanone 4-phosphate synthase / GTP cyclohydrolase II [EC:4.1.99.12 3.5.4.25]
K01664 pabA; para-aminobenzoate synthetase component II [EC:2.6.1.85]
K01665 pabB; para-aminobenzoate synthetase component I [EC:2.6.1.85]
K02619 pabC; 4-amino-4-deoxychorismate lyase [EC:4.1.3.38]
K01737 queD; 6-pyruvoyltetrahydropterin/6-carboxytetrahydropterin synthase [EC:4.2.3.12 4.1.2.50]
K10026 queE; 7-carboxy-7-deazaguanine synthase [EC:4.3.99.3]
K06920 queC; 7-cyano-7-deazaguanine synthase [EC:6.3.4.20]
K09457 queF; 7-cyano-7-deazaguanine reductase [EC:1.7.1.13]

       Za10_0911 dihydrofolate reductase region
       Za10_0795 Formate--tetrahydrofolate ligase
       Za10_0385 Methenyltetrahydrofolate cyclohydrolase
       Za10_0129 Glycine hydroxymethyltransferase
       Za10_0564 phosphoribosylglycinamide formyltransferase
       Za10_1148 phosphoribosylaminoimidazolecarboxamide formyltransferase/IMP cyclohydrolase
       Za10_0475 methionyl-tRNA formyltransferase
       Za10_1479 homocysteine S-methyltransferase
       Za10_1480 methionine synthase
       Za10_1469 thymidylate synthase
       Za10_1478 5,10-methylenetetrahydrofolate reductase
       Za10_0997 5-formyltetrahydrofolate cyclo-ligase

K00287 DHFR; dihydrofolate reductase [EC:1.5.1.3]
K01938 fhs; formate--tetrahydrofolate ligase [EC:6.3.4.3]
K01491 folD; methylenetetrahydrofolate dehydrogenase (NADP+) / methenyltetrahydrofolate cyclohydrolase [EC:1.5.1.5 3.5.4.9]
K00600 glyA; glycine hydroxymethyltransferase [EC:2.1.2.1]
K11175 purN; phosphoribosylglycinamide formyltransferase 1 [EC:2.1.2.2]
K00602 purH; phosphoribosylaminoimidazolecarboxamide formyltransferase / IMP cyclohydrolase [EC:2.1.2.3 3.5.4.10]
K00604 MTFMT; methionyl-tRNA formyltransferase [EC:2.1.2.9]
K00548 metH; 5-methyltetrahydrofolate--homocysteine methyltransferase [EC:2.1.1.13]
K00548 metH; 5-methyltetrahydrofolate--homocysteine methyltransferase [EC:2.1.1.13]
K00560 thyA; thymidylate synthase [EC:2.1.1.45]
K00297 metF; methylenetetrahydrofolate reductase (NADH) [EC:1.5.1.54]
K01934 MTHFS; 5-formyltetrahydrofolate cyclo-ligase [EC:6.3.3.2]