ENTRY ko00052 Pathway NAME Galactose metabolism CLASS Metabolism; Carbohydrate metabolism PATHWAY_MAP ko00052 Galactose metabolism MODULE M00309 Non-phosphorylative Entner-Doudoroff pathway, gluconate/galactonate => glycerate [PATH:ko00052] M00552 Galactonate degradation, De Ley-Doudoroff pathway, galactonate => glycerate-3P [PATH:ko00052] M00554 UDP-Gal biosynthesis, Gal => UDP-Gal [PATH:ko00052] M00632 Galactose degradation, Leloir pathway, galactose => alpha-D-glucose-1P [PATH:ko00052] M00633 Semi-phosphorylative Entner-Doudoroff pathway, gluconate/galactonate => glycerate-3P [PATH:ko00052] M01004 UDP-Galf biosynthesis, UDP-Glc => UDP-Galf [PATH:ko00052] DBLINKS GO: 0006012 ORTHOLOGY K00011 AKR1B; aldehyde reductase [EC:1.1.1.21] K00035 gal; D-galactose 1-dehydrogenase [EC:1.1.1.48] K00094 gatD; galactitol-1-phosphate 5-dehydrogenase [EC:1.1.1.251] K00704 LALBA; alpha-lactalbumin [EC:2.4.1.22] K00844 HK; hexokinase [EC:2.7.1.1] K00845 glk; glucokinase [EC:2.7.1.2] K00849 galK, GALK1; galactokinase [EC:2.7.1.6] K00850 pfkA, PFK; 6-phosphofructokinase 1 [EC:2.7.1.11] K00883 dgoK; 2-dehydro-3-deoxygalactonokinase [EC:2.7.1.58] K00917 lacC; tagatose 6-phosphate kinase [EC:2.7.1.144] K00963 UGP2, galU, galF; UTP--glucose-1-phosphate uridylyltransferase [EC:2.7.7.9] K00965 galT; UDPglucose--hexose-1-phosphate uridylyltransferase [EC:2.7.7.12] K01084 G6PC; glucose-6-phosphatase [EC:3.1.3.9] K01182 IMA, malL; oligo-1,6-glucosidase [EC:3.2.1.10] K01187 malZ; alpha-glucosidase [EC:3.2.1.20] K01189 GLA; alpha-galactosidase [EC:3.2.1.22] K01190 lacZ; beta-galactosidase [EC:3.2.1.23] K01193 INV, sacA; beta-fructofuranosidase [EC:3.2.1.26] K01203 SI; sucrase-isomaltase [EC:3.2.1.48 3.2.1.10] K01220 lacG; 6-phospho-beta-galactosidase [EC:3.2.1.85] K01229 LCT; lactase-phlorizin hydrolase [EC:3.2.1.108 3.2.1.62] K01631 dgoA; 2-dehydro-3-deoxyphosphogalactonate aldolase [EC:4.1.2.21] K01635 lacD; tagatose 1,6-diphosphate aldolase [EC:4.1.2.40] K01684 dgoD; galactonate dehydratase [EC:4.2.1.6] K01784 galE; UDP-glucose 4-epimerase [EC:5.1.3.2] K01785 galM; aldose 1-epimerase [EC:5.1.3.3] K01804 araA; L-arabinose isomerase [EC:5.3.1.4] K01819 lacA_B; galactose-6-phosphate isomerase [EC:5.3.1.26] K01835 pgm; phosphoglucomutase [EC:5.4.2.2] K01854 glf; UDP-galactopyranose mutase [EC:5.4.99.9] K02079 agaA; N-acetylgalactosamine-6-phosphate deacetylase [EC:3.5.1.-] K02082 agaS; D-galactosamine 6-phosphate deaminase/isomerase [EC:3.5.99.-] K02744 agaF; N-acetylgalactosamine PTS system EIIA component [EC:2.7.1.-] K02745 agaV; N-acetylgalactosamine PTS system EIIB component [EC:2.7.1.-] K02746 agaW; N-acetylgalactosamine PTS system EIIC component K02747 agaE; N-acetylgalactosamine PTS system EIID component K02773 gatA, sgcA; galactitol PTS system EIIA component [EC:2.7.1.200] K02774 gatB, sgcB; galactitol PTS system EIIB component [EC:2.7.1.200] K02775 gatC, sgcC; galactitol PTS system EIIC component K02786 lacF; lactose PTS system EIIA component [EC:2.7.1.207] K02788 lacE; lactose PTS system EIICB component [EC:2.7.1.207] K04618 GAOA; galactose oxidase [EC:1.1.3.9] K05308 gnaD; gluconate/galactonate dehydratase [EC:4.2.1.140] K06611 E2.4.1.67; stachyose synthetase [EC:2.4.1.67] K06617 E2.4.1.82; raffinose synthase [EC:2.4.1.82] K07406 melA; alpha-galactosidase [EC:3.2.1.22] K07407 E3.2.1.22B, galA, rafA; alpha-galactosidase [EC:3.2.1.22] K07966 B4GALT1; beta-1,4-galactosyltransferase 1 [EC:2.4.1.22 2.4.1.90 2.4.1.38 2.4.1.-] K07967 B4GALT2; beta-1,4-galactosyltransferase 2 [EC:2.4.1.22 2.4.1.90 2.4.1.38 2.4.1.-] K08302 gatY-kbaY; tagatose 1,6-diphosphate aldolase GatY/KbaY [EC:4.1.2.40] K10984 agaB; galactosamine PTS system EIIB component [EC:2.7.1.-] K10985 agaC; galactosamine PTS system EIIC component K10986 agaD; galactosamine PTS system EIID component K11395 kdpgA; 2-dehydro-3-deoxy-phosphogluconate/2-dehydro-3-deoxy-6-phosphogalactonate aldolase [EC:4.1.2.55] K12047 MGAM; maltase-glucoamylase [EC:3.2.1.20 3.2.1.3] K12111 ebgA; evolved beta-galactosidase subunit alpha [EC:3.2.1.23] K12112 ebgC; evolved beta-galactosidase subunit beta K12308 bgaB, lacA; beta-galactosidase [EC:3.2.1.23] K12309 GLB1, ELNR1; beta-galactosidase [EC:3.2.1.23] K12316 GAA; lysosomal alpha-glucosidase [EC:3.2.1.20] K12317 GANC; neutral alpha-glucosidase C [EC:3.2.1.20] K12407 GCK; glucokinase [EC:2.7.1.2] K12447 USP; UDP-sugar pyrophosphorylase [EC:2.7.7.64] K15778 pmm-pgm; phosphomannomutase / phosphoglucomutase [EC:5.4.2.8 5.4.2.2] K15779 PGM2; phosphoglucomutase / phosphopentomutase [EC:5.4.2.2 5.4.2.7] K16370 pfkB; 6-phosphofructokinase 2 [EC:2.7.1.11] K16371 gatZ-kbaZ; D-tagatose-1,6-bisphosphate aldolase subunit GatZ/KbaZ K17716 capD; UDP-glucose 4-epimerase [EC:5.1.3.2] K18124 gdh2, gdhA; glucose/galactose 1-dehydrogenase (NADP+) [EC:1.1.1.360] K18125 ssgdh; aldose 1-dehydrogenase [NAD(P)+] [EC:1.1.1.359] K18126 sskdgK; 2-dehydro-3-deoxyglucono/galactono-kinase [EC:2.7.1.178] K18127 kdgA; 2-dehydro-3-deoxy-D-gluconate aldolase [EC:4.1.2.51] K18819 GOLS; inositol 3-alpha-galactosyltransferase [EC:2.4.1.123] K21071 pfk, pfp; ATP-dependent phosphofructokinase / diphosphate-dependent phosphofructokinase [EC:2.7.1.11 2.7.1.90] K21620 gdh, sorbD; galactitol 2-dehydrogenase / sorbitol dehydrogenase [EC:1.1.1.16 1.1.1.-] K21621 fk; tagatose kinase [EC:2.7.1.101] K21622 tag6PK; D-tagatose 6-phosphate 4-epimerase [EC:5.1.3.40] K22215 galD; galactose dehydrogenase [EC:1.1.1.48 1.1.1.120] K25026 glk; glucokinase K28214 UGM; UDP-galactopyranose mutase K28660 cugP; UTP---glucose-1-phosphate uridylyltransferase K28886 kdgK1_2; 2-dehydro-3-deoxyglucono/galactono-kinase K28887 kdgA; 2-dehydro-3-deoxy-phosphogluconate/2-dehydro-3-deoxy-6-phosphogalactonate aldolase K28892 K28892; D-galactose / L-arabinose 1-dehydrogenase (NADP) K28898 CINV; beta-fructofuranosidase COMPOUND C00029 UDP-glucose C00031 D-Glucose C00052 UDP-alpha-D-galactose C00085 D-Fructose 6-phosphate C00089 Sucrose C00095 D-Fructose C00103 D-Glucose 1-phosphate C00111 Glycerone phosphate C00116 Glycerol C00118 D-Glyceraldehyde 3-phosphate C00124 D-Galactose C00137 myo-Inositol C00159 D-Mannose C00243 Lactose C00267 alpha-D-Glucose C00446 alpha-D-Galactose 1-phosphate C00492 Raffinose C00577 D-Glyceraldehyde C00668 alpha-D-Glucose 6-phosphate C00794 D-Sorbitol C00795 D-Tagatose C00880 D-Galactonate C00984 alpha-D-Galactose C01097 D-Tagatose 6-phosphate C01113 D-Galactose 6-phosphate C01132 N-Acetyl-D-galactosamine C01216 2-Dehydro-3-deoxy-D-galactonate C01235 alpha-D-Galactosyl-(1->3)-1D-myo-inositol C01286 2-Dehydro-3-deoxy-6-phospho-D-galactonate C01613 Stachyose C01697 Galactitol C02262 D-Galactosamine C02669 D-Galactono-1,5-lactone C03383 D-Galactono-1,4-lactone C03733 UDP-alpha-D-galactofuranose C03785 D-Tagatose 1,6-bisphosphate C05396 Lactose 6'-phosphate C05399 Melibiitol C05400 Epimelibiose C05401 3-beta-D-Galactosyl-sn-glycerol C05402 Melibiose C05404 D-Gal alpha 1->6D-Gal alpha 1->6D-Glucose C05796 Galactan C06311 Galactitol 1-phosphate C06376 N-Acetyl-D-galactosamine 6-phosphate C06377 D-Galactosamine 6-phosphate REL_PATHWAY ko00010 Glycolysis / Gluconeogenesis ko00030 Pentose phosphate pathway ko00040 Pentose and glucuronate interconversions ko00051 Fructose and mannose metabolism ko00520 Amino sugar and nucleotide sugar metabolism ///