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| | PSD3 | Phosphatidylserine decarboxylase 3 alpha chain; Catalyzes the formation of phosphatidylethanolamine (PtdEtn) from phosphatidylserine (PtdSer). Plays a central role in phospholipid metabolism and in the interorganelle trafficking of phosphatidylserine. Contributes only to a minor proportion of PtdEtn production. Belongs to the phosphatidylserine decarboxylase family. PSD-B subfamily. Eukaryotic type II sub-subfamily. (635 aa) |
| | PSS1 | CDP-diacylglycerol--serine O-phosphatidyltransferase 1; Catalyzes a base-exchange reaction in which the polar head group of phosphatidylethanolamine (PE) or phosphatidylcholine (PC) is replaced by L-serine. Is essential for phosphatidylserine (PS) biosynthesis and PE seems to be the most plausible substrate. Plays an important role in microspore maturation; Belongs to the CDP-alcohol phosphatidyltransferase class-I family. (425 aa) |
| | LPLAT1 | Lysophospholipid acyltransferase 1; Lysophospholipid acyltransferase with broad specificity. Mediates the conversion of lysophosphatidylethanolamine (1-acyl-sn- glycero-3-phosphoethanolamine or LPE) into phosphatidylethanolamine (1,2-diacyl-sn-glycero-3-phosphoethanolamine or PE) (LPEAT activity). Catalyzes the acylation of lysophosphatidylserine (1-acyl-2-hydroxy-sn- glycero-3-phospho-L-serine or LPS) into phosphatidylserine (1,2-diacyl- sn-glycero-3-phospho-L-serine or PS) (LPSAT activity). Can convert lysophosphatidylcholine (1-acyl-sn-glycero-3-phosphocholine or LPC) into phosphati [...] (462 aa) |
| | UGP3 | UTP--glucose-1-phosphate uridylyltransferase 3, chloroplastic; Involved in the biosynthesis of sulfolipids in the chloroplast. Catalyzes the first committed step in sulfolipid biosynthesis. Converts glucose 1-phosphate to UDP-glucose, the precursor of the polar head of sulfolipid. In addition to glucose 1- phosphate, can use galactose 1-phosphate, but with much lower activity. No uridyltransferase activity with other hexose monophosphates. Specific for UTP and cannot use ATP, CTP, and GTP. (883 aa) |
| | F4J010_ARATH | Alpha/beta-Hydrolases superfamily protein. (274 aa) |
| | LPPE1 | Lipid phosphate phosphatase epsilon 1, chloroplastic; Exhibits phosphatidate phosphatase (PAP) activity in vitro. May play a secondary role as PAP in plastids. (279 aa) |
| | F4JFU8_ARATH | Alpha/beta-Hydrolases superfamily protein. (518 aa) |
| | CCT2 | Choline-phosphate cytidylyltransferase 2; Plays an important role in the biosynthesis of the phospholipid phosphatidylcholine. Catalyzes the formation of CDP- choline; Belongs to the cytidylyltransferase family. (304 aa) |
| | DGK6 | Diacylglycerol kinase 6; Phosphorylates the second messenger diacylglycerol (DAG) to generate phosphatidic acid (PA), another important signaling molecule. PA is required for plant development and responses to abiotic stress and pathogen attack. May be involved in the accumulation of PA during cold stress. (466 aa) |
| | DGK7 | Diacylglycerol kinase 7; Phosphorylates the second messenger diacylglycerol (DAG) to generate phosphatidic acid (PA), another important signaling molecule. PA is required for plant development and responses to abiotic stress and pathogen attack. May be involved in the accumulation of PA during cold stress xhibits high specificity for 1,2-dioleoyl-sn-glycerol (1,2- DOG), 1-palmitoyl, 2-oleoyl-sn-glycerol (1,2 POG), 1-stearoyl, 2- linoleoyl-sn-glycerol (1,2-SLG) and 1-oleoyl, 2-palmitoyl-sn-glycerol (1,2-OPG). (492 aa) |
| | PSD2 | Phosphatidylserine decarboxylase 2 alpha chain; Catalyzes the formation of phosphatidylethanolamine (PtdEtn) from phosphatidylserine (PtdSer). Plays a central role in phospholipid metabolism and in the interorganelle trafficking of phosphatidylserine. Contributes only to a minor proportion of PtdEtn production. Belongs to the phosphatidylserine decarboxylase family. PSD-B subfamily. Eukaryotic type II sub-subfamily. (635 aa) |
| | CDS1 | Phosphatidate cytidylyltransferase 1; May be involved in the synthesis of minor phospholipids and in modulation of IP3-mediated signal transduction. (421 aa) |
| | GPDHC1 | Glycerol-3-phosphate dehydrogenase [NAD(+)] GPDHC1, cytosolic; Involved in cell redox homeostasis. Required for maintaining a steady state cellular NADH/NAD(+) ratio through a mitochondrial glycerol-3-phosphate redox shuttle. May function with the mitochondrial FAD-dependent glycerol-3-phosphate dehydrogenase SDP6 to shuttle reducing equivalents into the mitochondria for respiration. (462 aa) |
| | PLDBETA2 | Phospholipase D beta 2; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Plays an important role in various cellular processes, including phytohormone action, vesicular trafficking, secretion, cytoskeletal arrangement, meiosis, tumor promotion, pathogenesis, membrane deterioration and senescence. Can use phosphatidylserine or N- acylphosphatidylethanolamine as substrates; Belongs to the phospholipase D family. C2-PLD subfamily. (927 aa) |
| | SQD1 | UDP-sulfoquinovose synthase, chloroplastic; Involved in the biosynthesis of sulfolipids found in thylakoid membranes. Converts UDP-glucose and sulfite to the sulfolipid head group precursor UDP-sulfoquinovose; Belongs to the NAD(P)-dependent epimerase/dehydratase family. (477 aa) |
| | CDS2 | Phosphatidate cytidylyltransferase 2; May be involved in the synthesis of minor phospholipids and in modulation of IP3-mediated signal transduction. (423 aa) |
| | GPAT6 | Glycerol-3-phosphate 2-O-acyltransferase 6; Esterifies acyl-group from acyl-ACP to the sn-2 position of glycerol-3-phosphate, a step in cutin biosynthesis. Belongs to the GPAT/DAPAT family. (501 aa) |
| | PGPS1 | CDP-diacylglycerol--glycerol-3-phosphate 3-phosphatidyltransferase 1, chloroplastic; Catalyzes the committed step to the synthesis of the acidic phospholipids. Transfers specifically a phosphatidyl group from CDP- diacylglycerol to glycerol-3-phosphate to form phosphatidylglycerophosphate. Cannot catalyze the phosphatidyl group transfer to inositol, serine, choline or phosphatidylglycerol. Possesses high activity with CDP-dipalmitoylglycerol and low activity with CDP-dioleoylglycerol. (296 aa) |
| | NPC2 | Non-specific phospholipase C2. (514 aa) |
| | EMB1187 | Probable ethanolamine kinase; Involved in phospholipid biosynthesis. Catalyzes the first step in phosphatidylethanolamine biosynthesis (By similarity). (374 aa) |
| | MGD1 | Monogalactosyldiacylglycerol synthase 1, chloroplastic; Involved in the synthesis of the major structural component of photosynthetic membranes. Required for proper thylakoid membrane biogenesis. Does not discriminate between prokaryotic (18:1/16:0) or eukaryotic (18:2/18:2) 1,2-diacylglycerol species, but operates with some preference for the prokaryotic one. Belongs to the glycosyltransferase 28 family. (533 aa) |
| | AAPT1 | Choline/ethanolaminephosphotransferase 1; Catalyzes both phosphatidylcholine and phosphatidylethanolamine biosynthesis from CDP-choline and CDP- ethanolamine, respectively. Has a higher cholinephosphotransferase activity than ethanolaminephosphotransferase activity. Belongs to the CDP-alcohol phosphatidyltransferase class-I family. (389 aa) |
| | AAPT2 | Choline/ethanolaminephosphotransferase 2; Catalyzes both phosphatidylcholine and phosphatidylethanolamine biosynthesis from CDP-choline and CDP- ethanolamine, respectively. Has a higher cholinephosphotransferase activity than ethanolaminephosphotransferase activity. Belongs to the CDP-alcohol phosphatidyltransferase class-I family. (389 aa) |
| | MGD2 | Monogalactosyldiacylglycerol synthase 2, chloroplastic; Involved in the synthesis of the major structural component of photosynthetic membranes and in the chloroplast envelope biogenesis. Can use both prokaryotic (18:1/16:0) or eukaryotic (18:2/18:2) 1,2- diacylglycerol species, but operates with some preference for the eukaryotic one; Belongs to the glycosyltransferase 28 family. (468 aa) |
| | PLDALPHA3 | Phospholipase D alpha 3; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Active with phosphatidylcholine (PC), phosphatidylethanolamine (PE), phosphatidylglycerol (PG), and phosphatidylserine (PS) as substrates. No activity toward phosphatidylinositol (PI) or PIP2. Positively mediates plant responses to hyperosmotic stresses and promotes root growth, flowering, and stress avoidance. Not involved in the abscisic acid regulation of stomatal movement and transpirational water loss. Belongs to the phospholipase D family. C2-PLD s [...] (820 aa) |
| | PLDBETA1 | Phospholipase D beta 1; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Plays an important role in various cellular processes, including phytohormone action, vesicular trafficking, secretion, cytoskeletal arrangement, meiosis, tumor promotion, pathogenesis, membrane deterioration and senescence. Involved in regulating stomatal movement and plant-water status. Can use phosphatidylserine (PS) and phosphatidylethanolamine (PE) as substrates only in the presence of PIP2. Can use phosphatidylcholine (PC), phosphatidylglycerol (PG) [...] (1083 aa) |
| | LPP4 | Probable lipid phosphate phosphatase 4. (308 aa) |
| | DGK4 | Diacylglycerol kinase 4; Phosphorylates the second messenger diacylglycerol (DAG) to generate phosphatidic acid (PA), another important signaling molecule. PA is required for plant development and responses to abiotic stress and pathogen attack. May be involved in the accumulation of PA during cold stress (By similarity). (487 aa) |
| | CDS3 | Phosphatidate cytidylyltransferase 3; May be involved in the synthesis of minor phospholipids and in modulation of IP3-mediated signal transduction. (471 aa) |
| | PLDALPHA1 | Phospholipase D alpha 1; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Plays an important role in various cellular processes, including phytohormone action and response to stress, characterized by acidification of the cell. Involved in wound induction of jasmonic acid. May be involved in membrane lipid remodeling. Probably involved in freezing tolerance by modulating the cold-responsive genes and accumulation of osmolytes. Can use phosphatidylcholine (PC), phosphatidylethanolamine (PE) and phosphatidylglycerol (PG) as subst [...] (810 aa) |
| | ATS1 | Glycerol-3-phosphate acyltransferase, chloroplastic; Esterifies acyl-group from acyl-ACP to the sn-1 position of glycerol-3-phosphate. The enzyme from chilling-resistant plants discriminates against non-fluid palmitic acid and selects oleic acid whereas the enzyme from sensitive plants accepts both fatty acids. This is an oleate-selective acyltransferase. (459 aa) |
| | GPAT8 | Probable glycerol-3-phosphate acyltransferase 8; Esterifies acyl-group from acyl-ACP to the sn-1 position of glycerol-3-phosphate, an essential step in glycerolipid biosynthesis. (500 aa) |
| | GDPD3 | Glycerophosphodiester phosphodiesterase GDPD3. (370 aa) |
| | LIP1-2 | Triacylglycerol lipase 1; Triacylglycerol (TAG) lipase active on triolein, trioctanoin, tributyrin and 1,3-Diolein, but not on phospho- and galactolipids. May be involved but dispensable for TAG storage breakdown during seed germination. (393 aa) |
| | LCAT4 | Lecithin-cholesterol acyltransferase-like 4; Belongs to the AB hydrolase superfamily. Lipase family. (535 aa) |
| | PSD1 | Phosphatidylserine decarboxylase proenzyme 1, mitochondrial; Catalyzes the formation of phosphatidylethanolamine (PtdEtn) from phosphatidylserine (PtdSer). Plays a central role in phospholipid metabolism and in the interorganelle trafficking of phosphatidylserine. Contributes only to a minor proportion of PtdEtn production. Belongs to the phosphatidylserine decarboxylase family. PSD-B subfamily. Eukaryotic type I sub-subfamily. (453 aa) |
| | PLC6 | Phosphoinositide phospholipase C 6; The production of the second messenger molecules diacylglycerol (DAG) and inositol 1,4,5-trisphosphate (IP3) is mediated by activated phosphatidylinositol-specific phospholipase C enzymes. (613 aa) |
| | GPAT9 | Glycerol-3-phosphate acyltransferase 9; Essential protein. Required for male and female gametophytes development. Exhibits sn-1 acyltransferase activity with high specificity for acyl-coenzyme A, thus triggering storage lipid biosynthesis and playing an important role in the Kennedy pathway of glycerolipid biosynthesis. Catalyzes triacylglycerol (TAG) accumulation involved in membrane lipid and oil biosynthesis, especially in seeds. Contributes also to the biosynthesis of both polar lipids and TAG in developing leaves, as well as lipid droplet production in developing pollen grains. Se [...] (376 aa) |
| | LPAT1 | 1-acyl-sn-glycerol-3-phosphate acyltransferase LPAT1, chloroplastic; Plastidial enzyme of the prokaryotic glycerol-3-phosphate pathway that converts lysophosphatidic acid (LPA) into phosphatidic acid by incorporating an acyl moiety at position sn-2. Utilizes palmitoyl-ACP (16:0-ACP) to produce phosphatidic acid containing a saturated group at position sn-2, which is characteristic of lipids synthesized by the prokaryotic pathway. In vitro, can use 16:0-CoA as acyl donor. Essential for embryo development during the transition from the globular to the heart stage when chloroplasts begin [...] (356 aa) |
| | NPC6 | Non-specific phospholipase C6. (520 aa) |
| | LPAT4 | Probable 1-acyl-sn-glycerol-3-phosphate acyltransferase 4; May convert lysophosphatidic acid (LPA) into phosphatidic acid by incorporating acyl moiety at the 2 position (By similarity). Has no activity when expressed in bacteria or yeast; Belongs to the 1-acyl-sn-glycerol-3-phosphate acyltransferase family. (378 aa) |
| | F1O17.1 | Probable choline kinase 2; Involved in phospholipid biosynthesis. Catalyzes the first step in phosphatidylcholine biosynthesis (By similarity). Belongs to the choline/ethanolamine kinase family. (350 aa) |
| | LPEAT1 | Lysophospholipid acyltransferase LPEAT1; Displays acyl-CoA-dependent lysophospholipid acyltransferase activity with a subset of lysophospholipids as substrates. Exhibits strong acylation activity of lysophosphatidylethanolamine (LPE) and lysophosphatidate (LPA), with lower activity on lysophosphatidylcholine (LPC) and lysophosphatidylserine (LPS). Has a preference for 18:1-LPE over 16:0-LPE as acceptor and palmitoyl-CoA (16:0-CoA) as acyl donor. Activity is calcium-independent; Belongs to the 1-acyl-sn-glycerol-3-phosphate acyltransferase family. (398 aa) |
| | NPC1 | Non-specific phospholipase C1. (533 aa) |
| | PIS1 | CDP-diacylglycerol--inositol 3-phosphatidyltransferase 1; Catalyzes the biosynthesis of phosphatidylinositol (PtdIns) as well as PtdIns:inositol exchange reaction. May thus act to reduce an excessive cellular PtdIns content. The exchange activity is due to the reverse reaction of PtdIns synthase and is dependent on CMP, which is tightly bound to the enzyme. Belongs to the CDP-alcohol phosphatidyltransferase class-I family. (227 aa) |
| | CXE16 | Probable carboxylesterase 16; Carboxylesterase acting on esters with varying acyl chain length. (446 aa) |
| | LPP3 | Putative lipid phosphate phosphatase 3, chloroplastic; Belongs to the PA-phosphatase related phosphoesterase family. (364 aa) |
| | LPAT2 | 1-acyl-sn-glycerol-3-phosphate acyltransferase 2; Converts lysophosphatidic acid (LPA) into phosphatidic acid by incorporating acyl moiety at the 2 position. Has preference for C- 18-CoA substrates compared to C-16-CoA substrates. Required for female but not male gametophyte development. (389 aa) |
| | SQD2 | Sulfoquinovosyl transferase SQD2; Catalyzes the transfer of the sulfoquinovose moiety from UDP- sulfoquinovose to diacylglycerol during sulfolipid biosynthesis. Sulfolipid contributes to maintaining a negatively charged lipid-water interface, a requirement for proper function of photosynthetic membranes. Sulfolipid may also function as a substitute of anionic phospholipids under phosphate-limited growth conditions. (510 aa) |
| | PLA2-ALPHA | Phospholipase A2-alpha; PA2 catalyzes the calcium-dependent hydrolysis of the 2-acyl groups in 3-sn-phosphoglycerides. Releases lysophospholipids (LPLs) and free fatty acids (FFAs) from membrane phospholipids in response to hormones and other external stimuli. Modulates the trafficking of PIN proteins to the plasma membrane. Negatively regulates MYB30 transcriptional activity and hypersensitive response control. (148 aa) |
| | LPEAT2 | Lysophospholipid acyltransferase LPEAT2; Displays acyl-CoA-dependent lysophospholipid acyltransferase activity with a subset of lysophospholipids as substrates. Exhibits strong acylation activity of lysophosphatidylethanolamine (LPE) and lower activity on lysophosphatidate (LPA). Has a preference for 18:1- LPE over 16:0-LPE as acceptor and palmitoyl-CoA (16:0-CoA) as acyl donor. Activity is calcium-independent. (539 aa) |
| | DGK3 | Diacylglycerol kinase 3; Phosphorylates the second messenger diacylglycerol (DAG) to generate phosphatidic acid (PA), another important signaling molecule. PA is required for plant development and responses to abiotic stress and pathogen attack. May be involved in the accumulation of PA during cold stress (By similarity). (488 aa) |
| | DGD2 | Digalactosyldiacylglycerol synthase 2, chloroplastic; Involved in the synthesis of diacylglycerol galactolipids that are specifically found in thylakoid membranes. Specific for alpha- glycosidic linkages. During phosphate shortage, involved in the biosynthesis of digalactosyldiacylglycerol (DGDG) which rescues the limitation of phospholipids (Probable); Belongs to the glycosyltransferase group 1 family. Glycosyltransferase 4 subfamily. (473 aa) |
| | LCAT3 | Phospholipase A(1) LCAT3; Hydrolyzes the sn-1 acylester bond of phospholipids. Phosphatidylcholine, phosphatidylethanolamine and phosphatidic acid can be used as substrates. Weak activity with lysophosphatidylcholine and no activity with tripalmitoylglycerol and cholesteryl oleate. Seems to have a preference for unsaturated fatty acids at the sn-1 position. (447 aa) |
| | SFR2 | Galactolipid galactosyltransferase SFR2, chloroplastic; Glycosyl hydrolase family protein acting primarily as a highly specific galactosyltransferase. Synthesizes digalactosyldiacylglycerol from monogalactosyldiacylglycerol in the absence of UDP-galactose in vitro. Hydrolyzes o- and p-nitrophenyl beta-D-glucoside in vitro. Plays a role in freezing tolerance. May play a role in chloroplast protection. (622 aa) |
| | CLS | Cardiolipin synthase (CMP-forming), mitochondrial; Catalyzes the synthesis of cardiolipin (CL) (diphosphatidylglycerol) by specifically transferring a phosphatidyl group from CDP-diacylglycerol to phosphatidylglycerol (PG). Cannot catalyze the phosphatidyl group transfer from one PG molecule to another to form CL. Possesses high activity with PG species carrying dioleoyl groups and low activity with species carrying one or two palmitoyl groups. CL is a key phospholipid in mitochondrial membranes and plays important roles in maintaining the functional integrity and dynamics of mitochond [...] (341 aa) |
| | NMT2 | Phosphomethylethanolamine N-methyltransferase; Catalyzes N-methylation of phosphomonomethylethanolamine and phosphodimethylethanolamine, the two methylation steps required to convert phosphomonoethanolamine to phosphocholine. Unlike NMT1, NMT2 cannot utilize phosphoethanolamine as substrate in vitro. Belongs to the class I-like SAM-binding methyltransferase superfamily. PEAMT family. (491 aa) |
| | GLY1 | Glycerol-3-phosphate dehydrogenase [NAD(+)] 2, chloroplastic; Required to supply glycerol-3-phosphate in the chloroplast for the synthesis of glycerolipids. Required for activation of systemic acquired resistance (SAR). Provision of glycerol-3-phosphate may be involved in generating lipid signals necessary for mediating defense responses and SAR. Belongs to the NAD-dependent glycerol-3-phosphate dehydrogenase family. (420 aa) |
| | CDS4 | Phosphatidate cytidylyltransferase 4, chloroplastic; May be involved in the synthesis of minor phospholipids and in modulation of IP3-mediated signal transduction. Promotes the biosynthesis of plastidial phosphatidylglycerol (PG) which is required for structure and function of thylakoid membranes and, hence, for photoautotrophic growth; Belongs to the CDS family. (391 aa) |
| | DGAT2 | Diacylglycerol O-acyltransferase 2; Involved in triacylglycerol (TAG) synthesis. Catalyzes the acylation of the sn-3 hydroxy group of sn-1,2-diacylglycerol using acyl-CoA. Can use oleoyl-CoA, linoleoyl-CoA and linolenoyl-CoA as substrates. Has substrate preference for linolenoyl-CoA or oleoyl-CoA compared to linoleoyl-CoA. (314 aa) |
| | DGK5 | Diacylglycerol kinase 5; Phosphorylates the second messenger diacylglycerol (DAG) to generate phosphatidic acid (PA), another important signaling molecule. PA is required for plant development and responses to abiotic stress and pathogen attack. May be involved in the accumulation of PA during cold stress (By similarity); Belongs to the eukaryotic diacylglycerol kinase family. (509 aa) |
| | DGAT3 | Diacylglycerol O-acyltransferase 3; Involved in triacylglycerol (TAG) biosynthesis. Catalyzes the acylation of the sn-3 hydroxy group of sn-1,2-diacylglycerol using acyl-CoA. May preferentially use linolenoyl-CoA as substrate and to a lesser extent linoleoyl-CoA. May contribute to the active recycling of linoleate and linolenate into TAG when seed oil breakdown is blocked. (360 aa) |
| | PLDDELTA | Phospholipase D delta; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). May be involved in PA accumulation in the dehydration stress response and in the transduction of hormonal and environmental signals to the microtubules cytoskeleton. Prefers phosphatidylethanolamine to phosphatidylcholine as substrate. Involved in H(2)O(2) and abscisic acid (ABA)-induced stomatal closure. Involved in nitric oxide (NO) signaling during stomatal closure. Plays a positive role in ABA-promoted senescence. Involved in basal defense and nonhost [...] (868 aa) |
| | NMT3 | Phosphoethanolamine N-methyltransferase 3; Catalyzes N-methylation of phosphoethanolamine, phosphomonomethylethanolamine and phosphodimethylethanolamine, the three methylation steps required to convert phosphoethanolamine to phosphocholine. (490 aa) |
| | PLDALPHA4 | Phospholipase D alpha 4; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Promotes growth and plays a role in nitrogen signaling. (762 aa) |
| | GDPD5 | Glycerophosphodiester phosphodiesterase GDPD5; Belongs to the glycerophosphoryl diester phosphodiesterase family. (392 aa) |
| | LPLAT2 | Lysophospholipid acyltransferase 2; Lysophospholipid acyltransferase with broad specificity. Mediates the conversion of lysophosphatidylethanolamine (1-acyl-sn- glycero-3-phosphoethanolamine or LPE) into phosphatidylethanolamine (1,2-diacyl-sn-glycero-3-phosphoethanolamine or PE) (LPEAT activity). Catalyzes the acylation of lysophosphatidylserine (1-acyl-2-hydroxy-sn- glycero-3-phospho-L-serine or LPS) into phosphatidylserine (1,2-diacyl- sn-glycero-3-phospho-L-serine or PS) (LPSAT activity). Can convert lysophosphatidylcholine (1-acyl-sn-glycero-3-phosphocholine or LPC) into phosphati [...] (465 aa) |
| | DGK2 | Diacylglycerol kinase 2; Phosphorylates the second messenger diacylglycerol (DAG) to generate phosphatidic acid (PA), another important signaling molecule. PA is required for plant development and responses to abiotic stress and pathogen attack. May be involved in the accumulation of PA during cold stress. Exhibits high specificity for 1-stearoyl-2- arachidonoyl- sn-glycerol (1,2-SAG), 1,2-dioleoyl-sn-glycerol (1,2- DOG), 1-palmitoyl, 2-oleoyl-sn-glycerol (1,2 POG), 1-stearoyl, 2- linoleoyl-sn-glycerol (1,2-SLG) and 1-oleoyl, 2-palmitoyl-sn-glycerol (1,2-OPG), but has almost no activit [...] (712 aa) |
| | GDPD2 | Glycerophosphodiester phosphodiesterase GDPD2; Belongs to the glycerophosphoryl diester phosphodiesterase family. (374 aa) |
| | PAH2 | Phosphatidate phosphatase PAH2; Magnesium-dependent phosphatidate phosphatase which catalyzes the dephosphorylation of phosphatidate to yield diacylglycerol. Acts redundantly with PAH1 to repress phospholipid biosynthesis at the endoplasmic reticulum (ER). May function indirectly as repressor of multiple enzymes involved in phospholipid biosynthesis. Is involved in the pathway of galactolipid synthesis in the ER, which is required for the membrane lipid remodeling, an essential adaptation mechanism to cope with phosphate starvation. (930 aa) |
| | PDAT1 | Phospholipid:diacylglycerol acyltransferase 1; Triacylglycerol formation by an acyl-CoA independent pathway. The enzyme preferentially transfers acyl groups from the sn-2 position of a phospholipid to diacylglycerol, thus forming an sn-1- lysophospholipid. Involved in epoxy and hydroxy fatty acid accumulation in seeds. Has complementary functions with DAG1 that are essential for triacylglycerol synthesis and normal development of both seeds and pollen. (671 aa) |
| | NMT1 | Phosphoethanolamine N-methyltransferase 1; Catalyzes N-methylation of phosphoethanolamine, phosphomonomethylethanolamine and phosphodimethylethanolamine, the three methylation steps required to convert phosphoethanolamine to phosphocholine. Required for root system development and epidermal cell integrity through its role in choline and phospholipid metabolism. (491 aa) |
| | PDAT2 | Putative phospholipid:diacylglycerol acyltransferase 2; Belongs to the AB hydrolase superfamily. Lipase family. (665 aa) |
| | GPAT2 | Probable glycerol-3-phosphate acyltransferase 2; Esterifies acyl-group from acyl-ACP to the sn-1 position of glycerol-3-phosphate, an essential step in glycerolipid biosynthesis. Belongs to the GPAT/DAPAT family. (530 aa) |
| | LPAT5 | Probable 1-acyl-sn-glycerol-3-phosphate acyltransferase 5; May convert lysophosphatidic acid (LPA) into phosphatidic acid by incorporating acyl moiety at the 2 position (By similarity). Has no activity when expressed in bacteria or yeast. (375 aa) |
| | GPAT7 | Glycerol-3-phosphate acyltransferase 7; Esterifies acyl-group from acyl-ACP to the sn-1 position of glycerol-3-phosphate, an essential step in glycerolipid biosynthesis. (500 aa) |
| | PLDZETA1 | Phospholipase D zeta 1; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Phosphatidylcholine-selective. Regulates root-hair morphogenesis. Contributes to the supply of inorganic phosphorus for cell metabolism and diacylglycerol moieties for galactolipid synthesis in phosphorus-starved roots. Involved in root elongation during phosphate limitation. (1096 aa) |
| | Q9LT86_ARATH | PLC-like phosphodiesterases superfamily protein. (413 aa) |
| | T20N10_180 | Haloacid dehalogenase (HAD) superfamily protein. (348 aa) |
| | SDP1 | Triacylglycerol lipase SDP1; Involved in the release of fatty acids from the oil body in germinating seedlings. Could hydrolyze triacylglycerols and diacylglycerols but not monoacylglycerols, phospholipids, galactolipids or cholesterol esters. (825 aa) |
| | CDS5 | Phosphatidate cytidylyltransferase 5, chloroplastic; May be involved in the synthesis of minor phospholipids and in modulation of IP3-mediated signal transduction. Promotes the biosynthesis of plastidial phosphatidylglycerol (PG) which is required for structure and function of thylakoid membranes and, hence, for photoautotrophic growth; Belongs to the CDS family. (399 aa) |
| | SDP1L | Triacylglycerol lipase SDP1L; May be involved in the release of fatty acids from the oil body in germinating seedlings. Can hydrolyze triacylglycerols in vitro. (801 aa) |
| | PGPS2 | CDP-diacylglycerol--glycerol-3-phosphate 3-phosphatidyltransferase 2; This protein catalyzes the committed step to the synthesis of the acidic phospholipids; Belongs to the CDP-alcohol phosphatidyltransferase class-I family. (233 aa) |
| | GLPK | Glycerol kinase; Key enzyme in the regulation of glycerol uptake and metabolism. Required for resistance to nonhost Pseudomonas bacteria and to the pathogenic fungus B.cinerea. (522 aa) |
| | CK1 | Probable choline kinase 1; Involved in phospholipid biosynthesis. Catalyzes the first step in phosphatidylcholine biosynthesis (By similarity). (346 aa) |
| | PLPZETA2 | Phospholipase D zeta 2; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Phosphatidylcholine-selective. Regulates vesicle trafficking and auxin responses. Required for the normal cycling of PIN-2 containing vesicles. Contributes to the supply of inorganic phosphorus for cell metabolism and diacylglycerol moieties for galactolipid synthesis in phosphorus- starved roots. Involved in root elongation during phosphate limitation. Belongs to the phospholipase D family. PXPH-PLD subfamily. (1046 aa) |
| | F17A17.3 | Glycerol-3-phosphate dehydrogenase [NAD(+)] At3g07690, cytosolic; Required for glycerol-3-phosphate (G3P) accumulation during systemic acquired resistance (SAR) establishment. Belongs to the NAD-dependent glycerol-3-phosphate dehydrogenase family. (456 aa) |
| | DGD1 | Digalactosyldiacylglycerol synthase 1, chloroplastic; Involved in the synthesis of diacylglycerol galactolipids that are specifically found in thylakoid membranes. Specific for alpha- glycosidic linkages. Responsible for the final assembly of galactolipids in photosynthetic membranes. Digalactosyldiacylglycerol (DGDG) provides stability to the photosystem I (PSI) complex, especially to the PsaA, PsaB, PsaC, PsaL and PsaH subunits. Belongs to the glycosyltransferase group 1 family. Glycosyltransferase 4 subfamily. (808 aa) |
| | NPC5 | Non-specific phospholipase C5; Non-specific phospholipase C (PLC) which assumes minor PLC activity during inorganic phosphate starvation. Can hydrolyze both phosphatidylcholine (PC) and phosphatidylethanolamine (PE). Required for normal accumulation of digalactosyldiacylglycerol (DGDG) during phosphate limitation and may contribute to the conversion of phospholipids to diacylglycerol, the substrate for galactolipid synthesis. (521 aa) |
| | PLMT | Phosphatidyl-N-methylethanolamine N-methyltransferase; Catalyzes the second two steps of the methylation pathway of phosphatidylcholine biosynthesis, the SAM-dependent methylation of phosphatidylmonomethylethanolamine (PMME) to phosphatidyldimethylethanolamine (PDME) and of PDME to phosphatidylcholine (PC); Belongs to the class VI-like SAM-binding methyltransferase superfamily. PEMT/PEM2 methyltransferase family. (164 aa) |
| | F22K18.70 | Manganese-dependent ADP-ribose/CDP-alcohol diphosphatase; Hydrolyzes ADP-ribose, IDP-ribose, CDP-glycerol, CDP-choline and CDP-ethanolamine, but not other non-reducing ADP-sugars or CDP- glucose; Belongs to the ADPRibase-Mn family. (311 aa) |
| | DHAPRD | Glycerol-3-phosphate dehydrogenase [NAD(+)] 1, chloroplastic; Involved in glycerolipid metabolism; Belongs to the NAD-dependent glycerol-3-phosphate dehydrogenase family. (400 aa) |
| | GDPD6 | Glycerophosphodiester phosphodiesterase GDPD6. (372 aa) |
| | PAH1 | Phosphatidate phosphatase PAH1; Magnesium-dependent phosphatidate phosphatase which catalyzes the dephosphorylation of phosphatidate to yield diacylglycerol. Acts redundantly with PAH2 to repress phospholipid biosynthesis at the endoplasmic reticulum (ER). May function indirectly as repressor of multiple enzymes involved in phospholipid biosynthesis. Is involved in the pathway of galactolipid synthesis in the ER, which is required for the membrane lipid remodeling, an essential adaptation mechanism to cope with phosphate starvation; Belongs to the lipin family. (904 aa) |
| | GDPD1 | Glycerophosphodiester phosphodiesterase GDPD1, chloroplastic; Hydrolyzes glycerolphosphoglycerol, glycerophosphocholine and glycerophosphoethanolamine in vitro. May be involved in release of inorganic phosphate (Pi) from phospholipids during Pi starvation. Belongs to the glycerophosphoryl diester phosphodiesterase family. (361 aa) |
| | GPAT1 | Glycerol-3-phosphate acyltransferase 1; Esterifies acyl-group from acyl-ACP to the sn-1 position of glycerol-3-phosphate, an essential step in glycerolipid biosynthesis. Involved in pollen development, by being required for tapetum differentiation and male fertility. In addition to the sporophytic effect, it also exerts a gametophytic effect on pollen performance. Belongs to the GPAT/DAPAT family. (585 aa) |
| | MGD3 | Monogalactosyldiacylglycerol synthase 3, chloroplastic; Involved in the synthesis of the major structural component of photosynthetic membranes and in the chloroplast envelope biogenesis. Can use both prokaryotic (18:1/16:0) or eukaryotic (18:2/18:2) 1,2- diacylglycerol species, but operates with some preference for the eukaryotic one. (465 aa) |
| | DGAT1 | Diacylglycerol O-acyltransferase 1; Major contributor to triacylglycerol (TAG) synthesis and oil accumulation in seeds. Catalyzes the acylation of the sn-3 hydroxy group of sn-1,2-diacylglycerol using acyl-CoA. Can use palmitoyl-CoA and oleoyl-CoA as substrates. Can use oleoyl-CoA and linoleoyl-CoA as substrates. Has substrate preference for oleoyl-CoA compared to linoleoyl-CoA. Has complementary functions with PDAT1 that are essential for triacylglycerol synthesis and normal development of both seeds and pollen. (520 aa) |
| | NPC3 | Non-specific phospholipase C3; Possesses specific phosphatase activity toward lysophosphatidic acid (LPA) in vitro. Does not show phospholipase C activity. May play a role in signal transduction and storage lipid synthesis. May be involved in brassinolide-mediated signaling in root development. (523 aa) |
| | NPC4 | Non-specific phospholipase C4; Non-specific phospholipase C (PLC) which assumes major PLC activity during inorganic phosphate starvation. Substrate preference is phosphatidylcholine (PC), but can also hydrolyze phosphatidylethanolamine (PE) with lower efficiency. Has no activity toward phosphatidic acid (PA). Plays an important role in the supply of both inorganic phosphate and diacylglycerol from membrane-localized phospholipids during phosphate deprivation. May be required for lipid- derived signaling molecules that positively modulate abscisic acid (ABA) response and promote plant t [...] (538 aa) |
| | SDP6 | Glycerol-3-phosphate dehydrogenase SDP6, mitochondrial; Required for glycerol catabolism and involved in NADH/NAD(+) homeostasis. Essential for postgerminative growth and seedling establishment. (629 aa) |
| | PLDALPHA2 | Phospholipase D alpha 2; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Plays an important role in various cellular processes, including phytohormone action and response to stress, characterized by acidification of the cell. (810 aa) |
| | PLC8 | Phosphoinositide phospholipase C 8; The production of the second messenger molecules diacylglycerol (DAG) and inositol 1,4,5-trisphosphate (IP3) is mediated by activated phosphatidylinositol-specific phospholipase C enzymes. (531 aa) |
| | T11I11.160 | PLC-like phosphodiesterases superfamily protein. (318 aa) |
| | LPAT3 | 1-acyl-sn-glycerol-3-phosphate acyltransferase 3; Converts lysophosphatidic acid (LPA) into phosphatidic acid by incorporating acyl moiety at the 2 position. Has preference for C- 18-CoA substrates compared to C-16-CoA substrates; Belongs to the 1-acyl-sn-glycerol-3-phosphate acyltransferase family. (376 aa) |
| | GPAT3 | Probable glycerol-3-phosphate acyltransferase 3; Esterifies acyl-group from acyl-ACP to the sn-1 position of glycerol-3-phosphate, an essential step in glycerolipid biosynthesis. Belongs to the GPAT/DAPAT family. (520 aa) |
| | F17A8.110 | Probable choline kinase 3; Involved in phospholipid biosynthesis. Catalyzes the first step in phosphatidylcholine biosynthesis (By similarity). (346 aa) |
| | PLDGAMMA2 | Phospholipase D gamma 2; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Plays an important role in various cellular processes, including phytohormone action, vesicular trafficking, secretion, cytoskeletal arrangement, meiosis, tumor promotion, pathogenesis, membrane deterioration and senescence. Can use phosphatidylserine but prefers ethanolamine- containing lipids as substrates. Can use phosphatidylcholine (PC) as substrates in the presence of phosphatidylethanolamine (PE) and PIP2. Involved in membrane lipid modulation und [...] (856 aa) |
| | PLDGAMMA3 | Phospholipase D gamma 3; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Plays an important role in various cellular processes, including phytohormone action, vesicular trafficking, secretion, cytoskeletal arrangement, meiosis, tumor promotion, pathogenesis, membrane deterioration and senescence. Can use phosphatidylserine but prefers ethanolamine- containing lipids as substrates. (866 aa) |
| | PLDGAMMA1 | Phospholipase D gamma 1; Hydrolyzes glycerol-phospholipids at the terminal phosphodiesteric bond to generate phosphatidic acids (PA). Plays an important role in various cellular processes, including phytohormone action, vesicular trafficking, secretion, cytoskeletal arrangement, meiosis, tumor promotion, pathogenesis, membrane deterioration and senescence. Can use phosphatidylserine (PS) and phosphatidylethanolamine (PE) as substrates only in the presence of PIP2. Can use phosphatidylcholine (PC), phosphatidylglycerol (PG) or N- acylphosphatidylethanolamine (NAPE) as substrates in the [...] (858 aa) |
| | LPP2 | Lipid phosphate phosphatase 2; May play a general 'housekeeping role' in lipid metabolism. Exhibits both diacylglycerol pyrophosphate (DGPP) phosphatase and phosphatidate (PA) phosphatase activities with no preference for either substrate. May play a role downstream of the ABA signaling pathway during seed germination and in stomatal movement in leaves. Belongs to the PA-phosphatase related phosphoesterase family. (290 aa) |
| | LPP1 | Lipid phosphate phosphatase 1; Plays a general role in cellular responses to stress, may be by attenuating the signal produced by phospholipases. Exhibits both diacylglycerol pyrophosphate (DGPP) phosphatase and phosphatidate (PA) phosphatase activities. Substrate preference is diacylglycerol pyrophosphate > phosphatidate; Belongs to the PA-phosphatase related phosphoesterase family. (327 aa) |
| | CCT1-2 | Choline-phosphate cytidylyltransferase 1; Plays an important role in the biosynthesis of the phospholipid phosphatidylcholine. Catalyzes the formation of CDP- choline. (332 aa) |
| | PECT1 | Ethanolamine-phosphate cytidylyltransferase; Plays an important role in the biosynthesis of the phospholipid phosphatidylethanolamine. Catalyzes the formation of CDP- ethanolamine. Essential for early embryonic development. Belongs to the cytidylyltransferase family. (421 aa) |
