Metabolic pathway to genes

Genes assigned in the pathway

Query pathway ID 00500
Pathway name Starch and sucrose metabolism
Organism Arabidopsis_thaliana
Database KEGG PATHWAY

Click Gene ID to show a list of co-expressed genes.

Gene ID Repr. ID Gene name Functional description O.I. H.G. Other DB
At1g02000839289GAE2 (UDP-D-GLUCURONATE 4-EPIMERASE 2)UDP-D-glucuronate 4-epimeraseO.I.H.G.
At1g02640837940BXL2 (BETA-XYLOSIDASE 2)encodes a protein similar to a beta-xylosidase located in the extracellular matrix. This is a member of glycosyl hydrolase family 3 and has six other closely related members.O.I.H.G.
At1g02790839391PGA4 (POLYGALACTURONASE 4)encodes a exopolygalacturonase.O.I.H.G.
At1g05610837066APS2 (ADP-glucose pyrophoshorylase small subunit 2)Encodes the small subunit of ADP-glucose pyrophosphorylase. The small subunit is the catalytic isoform responsible for ADP-glucose pyrophosphorylase activity. The presence of the small subunit is required for large subunit stability. Two isoforms of the small subunit (ApS1 and ApS2) have been described. ApS2 is a minor small subunit isoform present in all plant tissues tested.O.I.H.G.
At1g06030837112pfkB-type carbohydrate kinase family proteinF:kinase activity, ribokinase activity;P:D-ribose metabolic process, acetate fermentation, sucrose biosynthetic process, sucrose catabolic process, using beta-fructofuranosidase;C:unknown;BOPAMFO.I.H.G.
At1g06410837152ATTPS7Encodes an enzyme putatively involved in trehalose biosynthesis. Though the protein has both trehalose-6-phosphate synthase (TPS)-like and trehalose-6-phosphate phosphatase (TPP)-like domains, neither activity has been detected in enzymatic assays nor has the protein been able to complement yeast TPS or TPP mutants.O.I.H.G.
At1g11590837702pectin methylesterase, putativeF:enzyme inhibitor activity, pectinesterase activity;P:cell wall modification;C:endomembrane system, cell wall, plant-type cell wall;PBFOMO.I.H.G.
At1g12240837777ATBETAFRUCT4F:hydrolase activity, hydrolyzing O-glycosyl compounds, beta-fructofuranosidase activity;P:sucrose catabolic process, using beta-fructofuranosidase, carbohydrate metabolic process;C:vacuole, plant-type cell wall;BPFOMAO.I.H.G.
At1g16980838269ATTPS2Encodes an enzyme putatively involved in trehalose biosynthesis. The protein has a trehalose synthase (TPS)-like domain that may or may not be active but no trehalose phosphatase (TPP)-like domain.O.I.H.G.
At1g17000838270ATTPS3Encodes an enzyme putatively involved in trehalose biosynthesis. The protein has a trehalose synthase (TPS)-like domain that may or may not be active but no trehalose phosphatase (TPP)-like domain.O.I.H.G.
At1g23190838927phosphoglucomutase, cytoplasmic, putative / glucose phosphomutase, putativeF:intramolecular transferase activity, phosphotransferases, magnesium ion binding, phosphoglucomutase activity;P:response to cadmium ion, carbohydrate metabolic process;C:cytosol, nucleus, plasma membrane, chloroplast, cytoplasm;BOMFPAO.I.H.G.
At1g26560839196BGLU40 (BETA GLUCOSIDASE 40)F:cation binding, hydrolase activity, hydrolyzing O-glycosyl compounds, catalytic activity;P:carbohydrate metabolic process;C:apoplast, chloroplast;BOPMFAO.I.H.G.
At1g26570839197UGD1 (UDP-GLUCOSE DEHYDROGENASE 1)F:in 7 functions;P:metabolic process;C:endomembrane system;OBAMPFVO.I.H.G.
At1g27680839660APL2 (ADPGLC-PPASE LARGE SUBUNIT)ADP-glucose pyrophosphorylase catalyzes the first, rate limiting step in starch biosynthesis. The large subunit plays a regulatory role whereas the small subunit (ApS) is the catalytic isoform. Four isoforms of the large subunit (ApL1-4) have been described.Mutational analysis of APS1 suggests that APL1 and APL2 can compensate for loss of APS1 catalytic activity,suggesting both have catalytic as well as regulatory functions.O.I.H.G.
At1g47840841200HXK3 (HEXOKINASE 3)Encodes a putative hexokinase.O.I.H.G.
At1g53830841820ATPME2encodes a pectin methylesteraseO.I.H.G.
At1g62660842563beta-fructosidase (BFRUCT3) / beta-fructofuranosidase / invertase, vacuolarF:hydrolase activity, hydrolyzing O-glycosyl compounds;P:sucrose catabolic process, using beta-fructofuranosidase, carbohydrate metabolic process;C:vacuole;BPFOMAO.I.H.G.
At1g66430842961pfkB-type carbohydrate kinase family proteinF:kinase activity, ribokinase activity;P:D-ribose metabolic process, acetate fermentation, sucrose biosynthetic process, sucrose catabolic process, using beta-fructofuranosidase;C:chloroplast, chloroplast stroma;BOPAMFO.I.H.G.
At1g70730843410phosphoglucomutase, cytoplasmic, putative / glucose phosphomutase, putativeF:intramolecular transferase activity, phosphotransferases, magnesium ion binding, phosphoglucomutase activity;P:response to cadmium ion, carbohydrate metabolic process;C:cytosol, nucleus, plasma membrane;BOMFPAO.I.H.G.
At1g78580844194ATTPS1 (TREHALOSE-6-PHOSPHATE SYNTHASE)Encodes an enzyme putatively involved in trehalose biosynthesis. The protein has a trehalose synthase (TPS)-like domain but no trehalose phosphatase (TPP)-like domain. ATTPS1 is able to complement yeast tps1 mutants in vivo. The gene product modulates cell growth but not cell differentiation by determining cell wall deposition and cell division.O.I.H.G.
At2g19860816505HXK2 (HEXOKINASE 2)Encodes a protein with hexokinase activity (AtHXK2) and acts as a sensor for plant sugar responses.O.I.H.G.
At2g31390817697pfkB-type carbohydrate kinase family proteinF:kinase activity, ribokinase activity;P:D-ribose metabolic process, acetate fermentation, sucrose biosynthetic process, sucrose catabolic process, using beta-fructofuranosidase;C:plasma membrane;BOPAMFO.I.H.G.
At2g36190818191AtcwINV4 (Arabidopsis thaliana cell wall invertase 4)F:hydrolase activity, hydrolyzing O-glycosyl compounds;P:sucrose catabolic process, using beta-fructofuranosidase, carbohydrate metabolic process;C:endomembrane system;BPFOMAO.I.H.G.
At2g36390818212SBE2.1 (starch branching enzyme 2.1)Encodes a starch branching enzyme (EC.2.4.1.18) similar to SBE2 from maize and rice. Expressed throughout plant tissues.O.I.H.G.
At2g40840818682DPE2 (DISPROPORTIONATING ENZYME 2)Encodes a cytosolic protein with transglucosidase and amylomaltase activity. It is an essential component of the pathway from starch to sucrose and cellular metabolism in leaves at night. The protein binds to heteroglycans and utilizes glucose, mannose and xylose as acceptors. Fucose and galactose can also act as acceptors but less efficiently than the previous three. It was also was also recently reported to act on maltodextrins. On the other hand, arabinose and fructose were not efficiently used. Its role probably includes metabolizing maltose exported from the chloroplast. Studies using maltose extracted from the double mutant be2-1 be3-2 showed that this enzyme is preferentially active of β-maltose.O.I.H.G.
At2g44450819052BGLU15 (BETA GLUCOSIDASE 15)F:cation binding, hydrolase activity, hydrolyzing O-glycosyl compounds, catalytic activity;P:carbohydrate metabolic process;C:cell wall, plant-type cell wall;BOPMFAO.I.H.G.
At2g44480819055BGLU17 (BETA GLUCOSIDASE 17)F:cation binding, hydrolase activity, hydrolyzing O-glycosyl compounds, catalytic activity;P:carbohydrate metabolic process;C:endomembrane system;BOPMFAO.I.H.G.
At2g45220819130pectinesterase family proteinF:enzyme inhibitor activity, pectinesterase activity;P:cell wall modification;C:membrane, plant-type cell wall;PBFOMO.I.H.G.
At2g45310819139GAE4 (UDP-D-GLUCURONATE 4-EPIMERASE 4)UDP-D-glucuronate 4-epimeraseO.I.H.G.
At2g47030819317VGDH1F:enzyme inhibitor activity, pectinesterase activity;P:cell wall modification;C:endomembrane system, cell wall, plant-type cell wall;PBFMOO.I.H.G.
At3g01180820294AtSS2 (starch synthase 2)F:transferase activity, transferring glycosyl groups;P:cellulose biosynthetic process, glucan biosynthetic process, biosynthetic process, glycogen biosynthetic process;C:chloroplast;OPBMFAVO.I.H.G.
At3g07850819976exopolygalacturonase / galacturan 1,4-alpha-galacturonidase / pectinaseF:polygalacturonase activity;P:carbohydrate metabolic process;C:endomembrane system;FPBOMVAO.I.H.G.
At3g13790820591ATBFRUCT1Encodes a protein with invertase activity.O.I.H.G.
At3g15720820815glycoside hydrolase family 28 protein / polygalacturonase (pectinase) family proteinF:polygalacturonase activity;P:response to cyclopentenone, carbohydrate metabolic process;C:anchored to plasma membrane, anchored to membrane, plant-type cell wall;FPBOMAVO.I.H.G.
At3g18080821333BGLU44 (B-S GLUCOSIDASE 44)F:in 6 functions;P:carbohydrate metabolic process;C:cytosolic ribosome, cell wall, plant-type cell wall;BOPMFAO.I.H.G.
At3g23820821965GAE6 (UDP-D-GLUCURONATE 4-EPIMERASE 6)UDP-D-glucuronate 4-epimeraseO.I.H.G.
At3g29320822590glucan phosphorylase, putativeEncodes a plastidic alpha-glucan phosphorylase. In vitro, the enzyme has a preference for maltooligosaccharides, such as maltoheptaose.O.I.H.G.
At3g29360822594UDP-glucose 6-dehydrogenase, putativeF:in 6 functions;P:metabolic process;C:cytosol, nucleus;OBAMPFVO.I.H.G.
At3g43190823393SUS4Encodes a protein with sucrose synthase activity (SUS4).O.I.H.G.
At3g43270823402pectinesterase family proteinF:enzyme inhibitor activity, pectinesterase activity;P:cell wall modification;C:plant-type cell wall;PBFMO.I.H.G.
At3g43860823499AtGH9A4 (Arabidopsis thaliana Glycosyl Hydrolase 9A4)F:hydrolase activity, hydrolyzing O-glycosyl compounds, catalytic activity;P:carbohydrate metabolic process;C:endomembrane system;PBMOFO.I.H.G.
At3g45940823737alpha-xylosidase, putativeF:hydrolase activity, hydrolyzing O-glycosyl compounds;P:carbohydrate metabolic process;C:endomembrane system;BMFOPAVO.I.H.G.
At3g46970823850PHS2 (ALPHA-GLUCAN PHOSPHORYLASE 2)Encodes a cytosolic alpha-glucan phosphorylase. In vitro, the enzyme has a preference for branched polysaccharides, such as glycogen.O.I.H.G.
At3g47000823853glycosyl hydrolase family 3 proteinF:hydrolase activity, hydrolyzing O-glycosyl compounds;P:carbohydrate metabolic process;C:cellular_component unknown;BOFPAMO.I.H.G.
At3g47050823858glycosyl hydrolase family 3 proteinF:hydrolase activity, hydrolyzing O-glycosyl compounds;P:carbohydrate metabolic process;C:vacuole;BOFPAMO.I.H.G.
At3g57260824893BGL2 (BETA-1,3-GLUCANASE 2)beta 1,3-glucanaseO.I.H.G.
At3g59480825117pfkB-type carbohydrate kinase family proteinF:kinase activity, ribokinase activity;P:D-ribose metabolic process, acetate fermentation, sucrose biosynthetic process, sucrose catabolic process, using beta-fructofuranosidase;C:cellular_component unknown;BOPAMFO.I.H.G.
At3g59850825155polygalacturonase, putative / pectinase, putativeF:polygalacturonase activity;P:carbohydrate metabolic process;C:endomembrane system;FPBOMAVO.I.H.G.
At4g00110828145GAE3 (UDP-D-GLUCURONATE 4-EPIMERASE 3)Encodes a putative membrane-anchored UDP-D-glucuronate 4-epimerase.O.I.H.G.
At4g10260826617pfkB-type carbohydrate kinase family proteinF:kinase activity, ribokinase activity;P:D-ribose metabolic process, acetate fermentation, sucrose biosynthetic process, sucrose catabolic process, using beta-fructofuranosidase;C:cellular_component unknown;BOPAMFO.I.H.G.
At4g12250826833GAE5 (UDP-D-GLUCURONATE 4-EPIMERASE 5)UDP-D-glucuronate 4-epimeraseO.I.H.G.
At4g17090827419CT-BMY (CHLOROPLAST BETA-AMYLASE)Encodes a beta-amylase targeted to the chloroplast. Transgenic BMY8 RNAi lines fail to accumulate maltose during cold shock suggesting that maltose accumulation coincides with BMY8 expression. Apart from maltose, the sugar content of the RNAi lines were similar to wildtype (glucose and sucrose unaffected).O.I.H.G.
At4g24040828504TRE1 (TREHALASE 1)Encodes a trehalase, member of Glycoside Hydrolase Family 37.O.I.H.G.
At4g24620828564PGI1 (PHOSPHOGLUCOSE ISOMERASE 1)The PGI1 gene encodes the plastid phospho-glucose (Glc) isomerase. While pgi1-1 mutant has a deficiency in leaf starch synthesis, it accumulates starch in root cap cells. Flowering time of the pgi1-1 mutant is significantly delayed under short-day conditions.O.I.H.G.
At4g25000828603AMY1 (ALPHA-AMYLASE-LIKE)Predicted to be secreted protein based on signalP prediction. Involved in starch mobilization. Mutants are defective in alpha-amylase activity. (Note: AMY1 has been found in the literature to be referred to as AMY3, which is not to be confused with AMY3/At1g69830).O.I.H.G.
At4g27550828864ATTPS4Encodes an enzyme putatively involved in trehalose biosynthesis. The protein has a trehalose synthase (TPS)-like domain that may or may not be active but no trehalose phosphatase (TPP)-like domain.O.I.H.G.
At4g29130829034HXK1 (HEXOKINASE 1)Encodes a hexokinase (HXK1) in the plant glucose-signaling network. Functions as a glucose sensor to interrelate nutrient, light, and hormone signaling networks for controlling growth and development in response to the changing environment.O.I.H.G.
At4g30440829167GAE1 (UDP-D-GLUCURONATE 4-EPIMERASE 1)UDP-D-glucuronate 4-epimeraseO.I.H.G.
At4g37840829940HKL3 (HEXOKINASE-LIKE 3)Encodes a putative hexokinase.O.I.H.G.
At4g39000830055AtGH9B17 (Arabidopsis thaliana glycosyl hydrolase 9B17)F:hydrolase activity, hydrolyzing O-glycosyl compounds, catalytic activity;P:carbohydrate metabolic process;C:endomembrane system;PBMOFO.I.H.G.
At4g39010830056AtGH9B18 (Arabidopsis thaliana glycosyl hydrolase 9B18)F:hydrolase activity, hydrolyzing O-glycosyl compounds, catalytic activity;P:carbohydrate metabolic process;C:endomembrane system;PBMOFO.I.H.G.
At4g39210830076APL3Encodes the large subunit of ADP-Glucose Pyrophosphorylase which catalyzes the first, rate limiting step in starch biosynthesis. The large subunit plays a regulatory role whereas the small subunit (ApS) is the catalytic isoform. Four isoforms (ApL1-4) have been identified. ApL3 is the major large subunit isoform present in inflorescences, fruits and roots.O.I.H.G.
At5g03650831769SBE2.2 (starch branching enzyme 2.2)Encodes starch branching enzyme (E.C.2.4.1.18) similar to SBE2 from maize and rice. Expressed throughout the plant and highest in seedlings and cauline leaves.O.I.H.G.
At5g04970830379pectinesterase, putativeF:enzyme inhibitor activity, pectinesterase activity;P:cell wall modification;C:cell wall;MOPBFVAO.I.H.G.
At5g11720831044alpha-glucosidase 1 (AGLU1)F:hydrolase activity, hydrolyzing O-glycosyl compounds;P:carbohydrate metabolic process;C:apoplast, vacuole, plant-type cell wall;BMFOPAO.I.H.G.
At5g14650831317polygalacturonase, putative / pectinase, putativeF:polygalacturonase activity;P:carbohydrate metabolic process;C:endomembrane system;FPBOMAO.I.H.G.
At5g15490831402UDP-glucose 6-dehydrogenase, putativeF:in 7 functions;P:metabolic process;C:cytosol, cell wall, nucleus;OBAMPFVO.I.H.G.
At5g17200831584glycoside hydrolase family 28 protein / polygalacturonase (pectinase) family proteinF:polygalacturonase activity;P:carbohydrate metabolic process;C:endomembrane system;FPBOMVAO.I.H.G.
At5g17310831596UTP--glucose-1-phosphate uridylyltransferase, putative / UDP-glucose pyrophosphorylase, putative / UGPase, putativeF:UTP:glucose-1-phosphate uridylyltransferase activity, nucleotidyltransferase activity;P:response to cadmium ion, response to salt stress, metabolic process;C:plasma membrane;MBFPOO.I.H.G.
At5g19220832042APL1 (ADP GLUCOSE PYROPHOSPHORYLASE LARGE SUBUNIT 1)Encodes the large subunit of ADP-glucose pyrophosphorylase which catalyzes the first, rate limiting step in starch biosynthesis. The large subunit plays a regulatory role whereas the small subunit (ApS) is the catalytic isoform. Four isoforms (ApL1-4) have been identified. ApL1 is the major large subunit isoform present in leaves. Mutational analysis of APS1 suggests that APL1 and APL2 can compensate for loss of APS1 catalytic activity,suggesting both have catalytic as well as regulatory functions.O.I.H.G.
At5g19730832093pectinesterase family proteinF:pectinesterase activity;P:cell wall modification;C:cell wall, cytoplasm, plant-type cell wall;PBFMO.I.H.G.
At5g20280832150ATSPS1F (sucrose phosphate synthase 1F)Encodes a protein with putative sucrose-phosphate synthase activity. When the gene was expressed in transgenic tobacco plants, a clear trend for increased SPS activity was noted.O.I.H.G.
At5g20830832206SUS1 (SUCROSE SYNTHASE 1)Encodes a protein with sucrose synthase activity (SUS1).O.I.H.G.
At5g39320833928UDP-glucose 6-dehydrogenase, putativeF:in 6 functions;P:metabolic process;C:cytosol, nucleus;OBAMPFVO.I.H.G.
At5g42260834231BGLU12 (BETA GLUCOSIDASE 12)F:cation binding, hydrolase activity, hydrolyzing O-glycosyl compounds, catalytic activity;P:carbohydrate metabolic process;C:endomembrane system;BOPMFAO.I.H.G.
At5g42740834283glucose-6-phosphate isomerase, cytosolic (PGIC)F:glucose-6-phosphate isomerase activity;P:response to cadmium ion, gluconeogenesis, glycolysis;C:cellular_component unknown;BOPMFAO.I.H.G.
At5g44640834493BGLU13 (BETA GLUCOSIDASE 13)F:cation binding, hydrolase activity, hydrolyzing O-glycosyl compounds, catalytic activity;P:carbohydrate metabolic process;C:endomembrane system;BOPMFAO.I.H.G.
At5g48300834883ADG1 (ADP GLUCOSE PYROPHOSPHORYLASE 1)Encodes the small subunit of ADP-glucose pyrophosphorylase. The small subunit is the catalytic isoform responsible for ADP-glucose pyrophosphorylase activity. The presence of the small subunit is required for large subunit stability. Two isoforms of the small subunit (ApS1 and ApS2) have been described. ApS1 is the major small subunit isoform present in all plant tissues tested.O.I.H.G.
At5g49180834977pectinesterase family proteinEncodes a putative pectin methylesterase. The gene is preferentially expressed in floral buds.O.I.H.G.
At5g49190834978SUS2 (SUCROSE SYNTHASE 2)Encodes a putative sucrose synthase (SUS2). The activity of the enzyme could not be assayed as proved to be insoluble (PMID 17257168). Induced specifically by O(2) deficiency.O.I.H.G.
At5g51820835257PGM (PHOSPHOGLUCOMUTASE)Encodes a plastid isoform of the enzyme phosphoglucomutase involved in controlling photosynthetic carbon flow. Effective petiole movement against the direction of the gravity requires functional PGM activity that is required for full development of amyloplasts.O.I.H.G.
At5g51830835258pfkB-type carbohydrate kinase family proteinF:kinase activity, ribokinase activity;P:response to cadmium ion;C:cellular_component unknown;BOPAMFO.I.H.G.
At5g63840836504RSW3 (RADIAL SWELLING 3)radial swelling mutant shown to be specifically impaired in cellulose production. Encodes the alpha-subunit of a glucosidase II enzyme.O.I.H.G.
At5g64860836609DPE1 (DISPROPORTIONATING ENZYME)Encodes a maltotriose-metabolizing enzyme with chloroplastic α-1,4-glucanotransferase activity. Mutant has altered starch degradation.O.I.H.G.

Comparison with co-expressed genes



Back to the CoP portal site

Back to the KAGIANA project homepage