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PGMP PGMP A0A1P8ARU2 A0A1P8ARU2 SPS4 SPS4 NTRC NTRC BAM3 BAM3 PGM3 PGM3 BAM5 BAM5 PGIC PGIC HXK2 HXK2 T25N20.10 T25N20.10 HXK1 HXK1 ATHXK4 ATHXK4 PGLCT PGLCT PGL3-2 PGL3-2 PGI1 PGI1 PGL5 PGL5 AMY2 AMY2 PGL2-2 PGL2-2 SPS3-2 SPS3-2 AMY1 AMY1 AMY3 AMY3 GPT2 GPT2 SPS1-2 SPS1-2 KDSB KDSB PGL4 PGL4 BAM4 BAM4 SPS2-2 SPS2-2 HXK3 HXK3 BAM1-2 BAM1-2 PGL1-2 PGL1-2 HKL1 HKL1 GPT1 GPT1 GBSS1 GBSS1 IPT4 IPT4 GWD1 GWD1 HKL3 HKL3 PGM2 PGM2
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splice isoforms or post-translational modifications are collapsed, i.e. each node represents all the proteins produced by a single, protein-coding gene locus.
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query proteins and first shell of interactors
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second shell of interactors
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proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
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experimentally determined
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PGMPPhosphoglucomutase, chloroplastic; This enzyme participates in both the breakdown and synthesis of glucose; Belongs to the phosphohexose mutase family. (623 aa)
A0A1P8ARU2Phosphotransferase. (186 aa)
SPS4Probable sucrose-phosphate synthase 4; Plays a role in photosynthetic sucrose synthesis by catalyzing the rate-limiting step of sucrose biosynthesis from UDP- glucose and fructose- 6-phosphate. Involved in the regulation of carbon partitioning in the leaves of plants. May regulate the synthesis of sucrose and therefore play a major role as a limiting factor in the export of photoassimilates out of the leaf. Plays a role for sucrose availability that is essential for plant growth and fiber elongation; Belongs to the glycosyltransferase 1 family. (1050 aa)
NTRCNADPH-dependent thioredoxin reductase 3; Thioredoxin reductase (TR) that exhibits both TR and thioredoxin (Trx) activities. Contains a C-terminal functional Trx domain. Functions as an electron donor for plastidial 2-Cys peroxiredoxins and participates in a NADPH-dependent hydrogen peroxide scavenging system in chloroplasts in the dark. Required for chlorophyll biosynthesis and biogenesis of the photosynthetic apparatus. Activates aerobic cyclase which converts Mg-protoporhyrin monomethyl ester into protochlorophyllide. Involved in a light-dependent regulation of starch biosynthesis by [...] (529 aa)
BAM3Beta-amylase 3, chloroplastic; Beta-amylase activity. No alpha-amylase activity. Involved in cold resistance. Mediates the accumulation of maltose upon freezing stress, thus contributing to the protection of the photosynthetic electron transport chain. Plays a role in the circadian-regulated starch degradation and maltose metabolism in chloroplasts, especially at night. More active on phosphorylated glucan. Interacts directly with starch or other alpha-1,4-glucan. Belongs to the glycosyl hydrolase 14 family. (548 aa)
PGM3Probable phosphoglucomutase, cytoplasmic 1; This enzyme participates in both the breakdown and synthesis of glucose; Belongs to the phosphohexose mutase family. (583 aa)
BAM5Beta-amylase 5; Beta-amylase activity. Major cytosolic beta-amylase isoform in rosette leaves and inflorescences stems. (498 aa)
PGICGlucose-6-phosphate isomerase, cytosolic; Belongs to the GPI family. (560 aa)
HXK2Hexokinase-2; Fructose and glucose phosphorylating enzyme. May be involved in the phosphorylation of glucose during the export from mitochondrion to cytosol. Acts as sugar sensor which may regulate sugar-dependent gene repression or activation. Mediates the effects of sugar on plant growth and development independently of its catalytic activity or the sugar metabolism. May regulate the execution of program cell death in plant cells ; Belongs to the hexokinase family. (502 aa)
T25N20.10Bifunctional inhibitor/lipid-transfer protein/seed storage 2S albumin superfamily protein. (205 aa)
HXK1Hexokinase-1; Fructose and glucose phosphorylating enzyme. May be involved in the phosphorylation of glucose during the export from mitochondrion to cytosol. Acts as sugar sensor which may regulate sugar-dependent gene repression or activation. Mediates the effects of sugar on plant growth and development independently of its catalytic activity or the sugar metabolism. May regulate the execution of program cell death in plant cells. Promotes roots and leaves growth. Belongs to the hexokinase family. (496 aa)
ATHXK4Hexokinase-4; Fructose and glucose phosphorylating enzyme (By similarity). May be involved in the phosphorylation of glucose during the export from mitochondrion to cytosol (By similarity). (502 aa)
PGLCTPlastidic glucose transporter 4; May be involved in the efflux of glucose towards the cytosol. Belongs to the major facilitator superfamily. Sugar transporter (TC 2.A.1.1) family. (546 aa)
PGL3-26-phosphogluconolactonase 3, chloroplastic; Catalyzes the hydrolysis of 6-phosphogluconolactone to 6- phosphogluconate. Involved in the regulation of cellular redox state; enzymatic activity is required for this function. Required for sugar-dependent expression of nitrate assimilation genes in the nucleus of root cells. Belongs to the glucosamine/galactosamine-6-phosphate isomerase family. 6-phosphogluconolactonase subfamily. (325 aa)
PGI1Glucose-6-phosphate isomerase 1, chloroplastic; Promotes the synthesis of starch in leaves. (613 aa)
PGL5Probable 6-phosphogluconolactonase 5; Catalyzes the hydrolysis of 6-phosphogluconolactone to 6- phosphogluconate. (252 aa)
AMY2Probable alpha-amylase 2; Probable alpha-amylase that does not seem to be required for breakdown of transitory starch in leaves. (413 aa)
PGL2-2Probable 6-phosphogluconolactonase 2; Catalyzes the hydrolysis of 6-phosphogluconolactone to 6- phosphogluconate. (259 aa)
SPS3-2Probable sucrose-phosphate synthase 3; Plays a role in photosynthetic sucrose synthesis by catalyzing the rate-limiting step of sucrose biosynthesis from UDP- glucose and fructose- 6-phosphate. Involved in the regulation of carbon partitioning in the leaves of plants. May regulate the synthesis of sucrose and therefore play a major role as a limiting factor in the export of photoassimilates out of the leaf. Plays a role for sucrose availability that is essential for plant growth and fiber elongation. (1062 aa)
AMY1Alpha-amylase 1; Possesses alpha-amylase activity in vitro, but seems not required for breakdown of transitory starch in leaves. (423 aa)
AMY3Alpha-amylase 3, chloroplastic; Possesses endoamylolytic activity in vitro, but seems not required for breakdown of transitory starch in leaves. May be involved in the determination of the final structure of glucans by shortening long linear phospho-oligosaccharides in the chloroplast stroma. Can act on both soluble and insoluble glucan substrates to release small linear and branched malto-oligosaccharides. Works synergistically with beta-amylase toward efficient starch degradation. Has activity against p-nitrophenyl maltoheptaoside (BPNP-G7), amylopectin and beta-limit dextrin. Involv [...] (887 aa)
GPT2Glucose-6-phosphate/phosphate translocator 2, chloroplastic; Glucose 6-phosphate (Glc6P) transporter. Transports also inorganic phosphate, 3-phosphoglycerate, triose phosphates and, to a leser extent, phosphoenolpyruvate. Responsible for the transport of Glc6P into plastids of heterotrophic tissues where it can be used as a carbon source for starch biosynthesis, as substrate for fatty acid biosynthesis or as substrate for NADPH generation via the oxidative pentose phosphate pathway (OPPP). Required for dynamic acclimation of photosynthesis; Belongs to the TPT transporter family. GPT (T [...] (388 aa)
SPS1-2Sucrose-phosphate synthase 1; Plays a major role in photosynthetic sucrose synthesis by catalyzing the rate-limiting step of sucrose biosynthesis from UDP- glucose and fructose- 6-phosphate. Involved in the regulation of carbon partitioning in the leaves of plants. May regulate the synthesis of sucrose and therefore play a major role as a limiting factor in the export of photoassimilates out of the leaf. Plays a role for sucrose availability that is essential for plant growth and fiber elongation. Required for nectar secretion. (1043 aa)
KDSB3-deoxy-manno-octulosonate cytidylyltransferase, mitochondrial; Catalyzes the production of the sugar nucleotide CMP-3-deoxy- D-manno-octulosonate (CMP-KDO). CTP is the preferred nucleotide donor, but it can partially be replaced with UTP. Activates KDO during the biosynthesis of rhamnogalacturonan II (RG-II), a structurally complex pectic polysaccharide of the primary cell wall. RG-II is essential for the cell wall integrity of rapidly growing tissues and pollen tube growth and elongation. (290 aa)
PGL4Probable 6-phosphogluconolactonase 4; Catalyzes the hydrolysis of 6-phosphogluconolactone to 6- phosphogluconate; Belongs to the glucosamine/galactosamine-6-phosphate isomerase family. 6-phosphogluconolactonase subfamily. (261 aa)
BAM4Inactive beta-amylase 4, chloroplastic; No alpha-1,4-glucan hydrolase activity, including beta- amylase, alpha-amylase, a-glucosidase or alpha-amyloglucosidase. However, facilitates or regulates starch breakdown, especially at night, by a mechanism involving direct interaction with starch or other alpha-1,4-glucan. (531 aa)
SPS2-2Probable sucrose-phosphate synthase 2; Plays a role in photosynthetic sucrose synthesis by catalyzing the rate-limiting step of sucrose biosynthesis from UDP- glucose and fructose- 6-phosphate. Involved in the regulation of carbon partitioning in the leaves of plants. May regulate the synthesis of sucrose and therefore play a major role as a limiting factor in the export of photoassimilates out of the leaf. Plays a role for sucrose availability that is essential for plant growth and fiber elongation. Required for nectar secretion. (1047 aa)
HXK3Hexokinase-like 1 protein; Fructose and glucose phosphorylating enzyme. Belongs to the hexokinase family. (493 aa)
BAM1-2Beta-amylase 1, chloroplastic; Beta-amylase activity. Can use p-nitrophenyl maltopentaoside (PNPG5) as substrate only in reduced form. Can play a minor role in the starch degradation and maltose metabolism in chloroplasts during the night. More active on phosphorylated glucan. Interacts directly with starch or other alpha-1,4-glucan. (575 aa)
PGL1-2Probable 6-phosphogluconolactonase 1; Catalyzes the hydrolysis of 6-phosphogluconolactone to 6- phosphogluconate. (268 aa)
HKL1Hexokinase-3; Fructose and glucose phosphorylating enzyme (By similarity). May be involved in the phosphorylation of glucose during the export from mitochondrion to cytosol (By similarity). (498 aa)
GPT1Glucose-6-phosphate/phosphate translocator 1, chloroplastic; Glucose 6-phosphate (Glc6P) transporter. Transports also inorganic phosphate, 3-phosphoglycerate, triose phosphates and, to a leser extent, phosphoenolpyruvate. Responsible for the transport of Glc6P into plastids of heterotrophic tissues where it can be used as a carbon source for starch biosynthesis, as substrate for fatty acid biosynthesis or as substrate for NADPH generation via the oxidative pentose phosphate pathway (OPPP). Required for pollen maturation and embryo sac development. (388 aa)
GBSS1Granule-bound starch synthase 1, chloroplastic/amyloplastic; Required for the synthesis of amylose. Destroyed as it is released from the starch granules during the night. The circadian expression is controlled by CCA1 and LHY transcription factors. (610 aa)
IPT4Adenylate isopentenyltransferase 4; Involved in cytokinin biosynthesis. Catalyzes the transfer of an isopentenyl group from dimethylallyl diphosphate (DMAPP) to ATP and ADP, but not to AMP. Has no DMAPP:tRNA isopentenyltransferase activity. (318 aa)
GWD1Alpha-glucan water dikinase 1, chloroplastic; Mediates the incorporation of phosphate into starch-like alpha-glucan, mostly at the C-6 position of glucose units. Acts as an overall regulator of starch mobilization. Required for starch degradation, suggesting that the phosphate content of starch regulates its degradability; Belongs to the PEP-utilizing enzyme family. (1399 aa)
HKL3Probable hexokinase-like 2 protein; Fructose and glucose phosphorylating enzyme. (493 aa)
PGM2Probable phosphoglucomutase, cytoplasmic 2; This enzyme participates in both the breakdown and synthesis of glucose. (585 aa)
Your Current Organism:
Arabidopsis thaliana
NCBI taxonomy Id: 3702
Other names: A. thaliana, Arabidopsis thaliana (L.) Heynh., mouse-ear cress, thale cress, thale-cress
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