在反应组数据库中,BioPAX途径从“CL被Pla2g6(IM)水解为MLCL”。 左到右 3.1.1.4 CL被Pla2g6(IM)水解为MLCL 在大鼠的线粒体内膜(IM)中,钙非依赖性磷脂酶A2γ(Pla2g6)水解,去除一条酰基链,心磷脂(CL)形成单糖碳二脂(MLCL)(Zachman et al.2010)。 作者:威廉姆斯,MG,2011-09-14 编辑:威廉姆斯,MG,2011-08-12 反应数据库ID:113521 线粒体基质 基因本体 GO:0005759 水[ChEBI:15377] 车比 车比:15377 Reactome数据库ID版本77 113521 数据库标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser?DB=gk_current&ID=113521 反应途径 R-ALL-113521 3. 反应稳定标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser_st_id?ST_ID=R-ALL-113521.3 反应途径 //www.joaskin.com 复合物 C00001 补充资料 医疗保险 MI:0361 心磷脂 反应数据库ID:1524072 线粒体内膜 基因本体 GO:0005743 心磷脂[ChEBI:28494] 心磷脂 1',3&apos-双(1,2-二酰基-sn-甘油-3-磷酸)-sn-甘油 心磷脂 二磷酸甘油酯 车比 车比:28494 Reactome数据库ID版本77 1524072 数据库标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser?DB=gk_current&ID=1524072 反应途径 R-ALL-1524072 3. 反应稳定标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser_st_id?ST_ID=R-ALL-1524072.3 立法会大楼(-) 长链脂肪酸阴离子 反应数据库ID:1524085 长链脂肪酸阴离子[ChEBI:57560] 长链脂肪酸阴离子 车比 车比:57560 Reactome数据库ID版本77 1524085 数据库标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser?DB=gk_current&ID=1524085 反应途径 R-ALL-1524085 3. 反应稳定标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser_st_id?ST_ID=R-ALL-1524085.3 复合物 C00060 MLCL 单碳酸甘油酯 2-单月桂二脂 反应数据库ID:1498773 2-单碳酸甘油酯[ChEBI:60430] 2-单月桂二脂 车比 车比:60430 Reactome数据库ID版本77 1498773 数据库标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser?DB=gk_current&ID=1498773 反应途径 R-ALL-1498773 3. 反应稳定标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser_st_id?ST_ID=R-ALL-1498773.3 复合物 C18129 激活 iPLA2 Pla2g6 85kDa钙非依赖性磷脂酶A2 第六组磷脂酶A2 反应数据库ID:1498815 UniProt:P97570 Pla2g6 Pla2g6 Pnpla9 参与重塑磷脂与细胞膜内稳态,线粒体完整性和信号转导的影响FUNCTION钙无关的磷脂酶。水解连接在磷脂(磷脂酶分别A1和A2活性)的sn-1位或sn-2位的脂肪酰基,产生溶血磷脂了在脱酰 - 再酰化周期中使用的酯键(PUBMED:18937505,PUBMED:9111008)。水解各种甘油磷脂类饱和的和不饱和的长脂肪酰基链,例如磷脂酰胆碱,磷脂酰乙醇胺和phosphatidates,与sn-2位为水解的偏好。携带饱和脂肪酰基链(溶血磷脂酶酶活性)进一步水解溶血磷脂可以(PUBMED:18937505)。在氧化应激,有助于重塑在胰腺β细胞中的线粒体磷脂,在修复机制来减少氧化的脂质含量(PUBMED:24648512)。优先水解氧化从心磷脂的多不饱和脂肪酰基链,得到monolysocardiolipins可以与未氧化的脂肪酰基来reacylated再生天然心磷脂种类。水解氧化glycerophosphoethanolamines存在于胰岛,释放氧化多不饱和脂肪酸如hydroxyeicosatetraenoates(HETES)酸,例如(PUBMED:24648512)。具有朝向脂肪酰辅酶A释放辅酶A-SH已知以促进特别是在骨骼肌线粒体脂肪酸转运和β-氧化的硫酯酶活性(PUBMED:18937505)。起着膜动力学和稳态的调节作用。选择性地水解的sn-2花生四烯基在缩醛磷脂,脂筏和髓磷脂(由相似性)的结构部件。 Regulates F-actin polymerization at the pseudopods, which is required for both speed and directionality of MCP1/CCL2-induced monocyte chemotaxis (By similarity). Targets membrane phospholipids to produce potent lipid signaling messengers. Generates lysophosphatidate (LPA, 1-acyl-glycerol-3-phosphate), which acts via G-protein receptors in various cell types. Has phospholipase A2 activity toward platelet-activating factor (PAF, 1-O-alkyl-2-acetyl-sn-glycero-3-phosphocholine), likely playing a role in inactivation of this potent proinflammatory signaling lipid (By similarity). In response to glucose, amplifies calcium influx in pancreatic beta cells to promote INS secretion (By similarity).ACTIVITY REGULATION Activated by ATP (PubMed:18937505, PubMed:9111008). Inhibited by calcium-activated calmodulin (PubMed:11118454, PubMed:18937505). Inhibited by bromoenol lactone (BEL) (PubMed:18937505).SUBUNIT Homodimer formed by catalytic domains tightly interacting through a large hydrophobic interface. The contact area involves 3 alpha helices, several loops and a part of the beta sheet from each monomer. Both active sites of the dimer are in close proximity adopting an open conformation that provide sufficient space for phospholipid access and favoring cooperativity in deacylation-reacylation reactions. Each monomer has 9 ankyrin repeats stacked side-by-side in an elongated structure oriented outwards from the catalytic core.TISSUE SPECIFICITY Expressed in pancreatic beta-cells (PubMed:9111008). Expressed in skeletal muscle (at protein level) (PubMed:18937505).DOMAIN Has two putative calmodulin binding domains, the 1-9-14 and IQ motifs (PubMed:11118454). One calmodulin molecule interacts with PLA2G6 dimer, likely through 1-9-14 motif on each monomer (By similarity). Binds calmodulin in a calcium-dependent way (PubMed:11118454). 褐家鼠 分类学 10116 UniProt P97570 1. 相等的 751 相等的 Reactome数据库ID版本77 1498815 数据库标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser?DB=gk_current&ID=1498815 反应途径 R-RNO-1498815 1. 反应稳定标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser_st_id?ST_ID=R-RNO-1498815.1 基因本体 GO:0004623 细胞功能的基因本体术语 医疗保险 MI:0355 相同的催化剂活性 Reactome数据库ID版本77 1524082 数据库标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser?DB=gk_current&ID=1524082 Reactome数据库ID版本77 1482836 数据库标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser?DB=gk_current&ID=1482836 反应途径 R-RNO-1482836 1. 反应稳定标识符。使用此URL连接到Reactome中此实例的网页://www.joaskin.com/cgi-bin/eventbrowser_st_id?ST_ID=R-RNO-1482836.1 19741254 Pubmed 2010 钙非依赖性磷脂酶A2在自发性高血压心力衰竭大鼠心肌脂质重塑中的作用 扎克曼,丹麦 奇科,AJ 南非麦库恩 墨菲,RC 摩尔,RL 斯巴达尼亚 《脂质研究杂志》51:525-34