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- 详细信息
- 技术资料
- 库存:
21
- 英文名:
PYR-41
- CAS号:
418805-02-4
- 供应商:
上海莼试
- 保存条件:
Store at -20°C
- 规格:
10mM (in 1mL DMSO) 10mg 25mg 500mg 1g
商品属性:
产品描述:
分子式:C17H13N3O7

分子量:371.3
溶解度:≥ 18.55mg/mL in DMSO
储存条件:Store at -20° C
General tips:For obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while.
Shipping Condition:Evaluation sample solution : ship with blue ice All other available size: ship with RT , or blue ice upon request
Ubiquitylation is catalyzed by the sequential action of ubiquitinactivating enzyme (E1), a ubiquitin-conjugating enzyme (E2) and a ubiquitin protein ligase (E3). Ubiquitylation is essential to numerous cellular and developmental processes, including protein quality control, growth, apoptosis, antigen presentation, DNA repair, and signal transduction. PYR-41, 4[4-(5-nitro-furan-2-ylmethylene)-3,5-dioxo-pyrazolidin-1-yl]-benzoic acid ethyl ester, is a selective inhibitor of Ubiquitin-Activating Enzyme (E1).In vitro: In addition to blocking ubiquitylation, PYR-41 was found to increase total sumoylation in cells. PYR-41 could attenuate cytokine-mediated nuclear factor-KBactivation. This correlated with inhibition of nonproteasomal ubiquitylation of TRAF6, which is important to IKBkinase activation. PYR-41 also prevented the downstream ubiquitylation and proteasomal degradation of IKBA. Moreover, PYR-41 has demonstrated effective UAE E1 inhibition as well as some off-target inhibition of the other ubiquitin regulatory enzymes and signal-transducing proteins, suggesting it is a nonspecific inhibitor [1].In vivo: No animal in vivo data have been published so far.Clinical trial: Up to now, PYR-41 is still in the preclinical development stage.
注意事项:
抗逆滴加序列
每次向板内滴加抗原时,移液器滴头要与平面45度悬空,不要触碰到孔内的液体,由后向前依次滴加(即浓度由低往高滴加)。
抗感染反应期
抗原抗体在室温20~25℃下,必须反应30min以上,若环境温度低于室温,可将微量反应板置于恒温培养箱中,使二者充分反应。
旅游温度
磷酸盐缓冲液的pH值要在高压灭菌后进行滴定,往往在高压后pH值会有所改变,所以高压后再调一次pH值更为准确。磷酸盐缓冲液一经使用保存期不要超过3周。当pH<5.8时,红细胞会产生自凝现象;当pH>7.8时,图形洗脱加快,易造成肉眼观察产生误差;p H=7.2时,红细胞沉降最充分,图形最清晰。
当滴注 1%红细胞悬液时,应经常摇晃红细胞悬液,使红细胞均匀地分布在磷酸缓冲液中,以防止红细胞下降。
反应时间及温度
加入鸡红血球之后,反应板在室温(20~25℃)静置30~40min,对照孔血球下沉于孔底,即可判定结果。若室温达不到实验要求,需相应调整反应时间。当环境温度低于4℃时,红细胞发生自凝;高于37℃时,会发生反应物分离和红细胞溶血。
使用方法:
1.本蛋白酶抑制剂混合物为100×的储存液,使用时按照1:100的比例加入到裂解液中(例如,1ml裂解液中加入10μl蛋白酶抑制剂混合物),混匀后即可使用。根据需要,0.5M的EDTA也按照1:100的比例加入到裂解液中(如用于检测金属蛋白酶活性,则不宜添加EDTA)。含有蛋白酶抑制剂混合物的裂解液宜现用现配,不宜配制后冻存待后续使用。
2. 待所需的抑制剂添加完毕混匀后,就可以开始进行哺乳动物组织的裂解和蛋白提取。
公司正在出售的产品:
| 货号 | CS-01Y66302 | 规格 | 10mM (in 1mL DMSO) 10mg 25mg 500mg 1g |
| CAS号 | 418805-02-4 | 分子量 | 371.3 |
| 含量 | >98.00% | 别名 | N/A |
| 分子式 | C17H13N3O7 | 化学名 | ethyl 4-[(4Z)-4-[(5-nitrofuran-2-yl)methylidene]-3,5-dioxopyrazolidin-1-yl]benzoate |
| 产地 | 国产 | 用途 | 仅供科研研究实验 |
分子式:C17H13N3O7

分子量:371.3
溶解度:≥ 18.55mg/mL in DMSO
储存条件:Store at -20° C
General tips:For obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while.
Shipping Condition:Evaluation sample solution : ship with blue ice All other available size: ship with RT , or blue ice upon request
Ubiquitylation is catalyzed by the sequential action of ubiquitinactivating enzyme (E1), a ubiquitin-conjugating enzyme (E2) and a ubiquitin protein ligase (E3). Ubiquitylation is essential to numerous cellular and developmental processes, including protein quality control, growth, apoptosis, antigen presentation, DNA repair, and signal transduction. PYR-41, 4[4-(5-nitro-furan-2-ylmethylene)-3,5-dioxo-pyrazolidin-1-yl]-benzoic acid ethyl ester, is a selective inhibitor of Ubiquitin-Activating Enzyme (E1).In vitro: In addition to blocking ubiquitylation, PYR-41 was found to increase total sumoylation in cells. PYR-41 could attenuate cytokine-mediated nuclear factor-KBactivation. This correlated with inhibition of nonproteasomal ubiquitylation of TRAF6, which is important to IKBkinase activation. PYR-41 also prevented the downstream ubiquitylation and proteasomal degradation of IKBA. Moreover, PYR-41 has demonstrated effective UAE E1 inhibition as well as some off-target inhibition of the other ubiquitin regulatory enzymes and signal-transducing proteins, suggesting it is a nonspecific inhibitor [1].In vivo: No animal in vivo data have been published so far.Clinical trial: Up to now, PYR-41 is still in the preclinical development stage.
注意事项:
抗逆滴加序列
每次向板内滴加抗原时,移液器滴头要与平面45度悬空,不要触碰到孔内的液体,由后向前依次滴加(即浓度由低往高滴加)。
抗感染反应期
抗原抗体在室温20~25℃下,必须反应30min以上,若环境温度低于室温,可将微量反应板置于恒温培养箱中,使二者充分反应。
旅游温度
磷酸盐缓冲液的pH值要在高压灭菌后进行滴定,往往在高压后pH值会有所改变,所以高压后再调一次pH值更为准确。磷酸盐缓冲液一经使用保存期不要超过3周。当pH<5.8时,红细胞会产生自凝现象;当pH>7.8时,图形洗脱加快,易造成肉眼观察产生误差;p H=7.2时,红细胞沉降最充分,图形最清晰。
当滴注 1%红细胞悬液时,应经常摇晃红细胞悬液,使红细胞均匀地分布在磷酸缓冲液中,以防止红细胞下降。
反应时间及温度
加入鸡红血球之后,反应板在室温(20~25℃)静置30~40min,对照孔血球下沉于孔底,即可判定结果。若室温达不到实验要求,需相应调整反应时间。当环境温度低于4℃时,红细胞发生自凝;高于37℃时,会发生反应物分离和红细胞溶血。
使用方法:
1.本蛋白酶抑制剂混合物为100×的储存液,使用时按照1:100的比例加入到裂解液中(例如,1ml裂解液中加入10μl蛋白酶抑制剂混合物),混匀后即可使用。根据需要,0.5M的EDTA也按照1:100的比例加入到裂解液中(如用于检测金属蛋白酶活性,则不宜添加EDTA)。含有蛋白酶抑制剂混合物的裂解液宜现用现配,不宜配制后冻存待后续使用。
2. 待所需的抑制剂添加完毕混匀后,就可以开始进行哺乳动物组织的裂解和蛋白提取。
公司正在出售的产品:
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| 细胞质膜微囊蛋白-2封闭多肽 | SYT2 Antibody Blocking Peptide |
| 7号染色体开放阅读框13封闭多肽 | ART3 Antibody Blocking Peptide |
| 1号染色体开放阅读框195封闭多肽 | NMDAR2D Antibody Blocking Peptide |
| Crk p38封闭多肽 | NCOA2 Antibody Blocking Peptide |
| 富含亮氨酸重复蛋白8D封闭多肽 | 液泡蛋白分选蛋白37C封闭多肽 |
| 磷酸化酪氨酸蛋白激酶BTK封闭多肽 | LRRC8D Antibody Blocking Peptide |
| 环指蛋白113A封闭多肽 | CRK Antibody Blocking Peptide |
| 二磷酸腺苷核糖基转移酶3封闭多肽 | C1orf195 Antibody Blocking Peptide |
| 突触结合蛋白相关基因2封闭多肽 | C7orf13 Antibody Blocking Peptide |
| 谷氨酸受体2D封闭多肽 | PYR-41CAV2 Antibody Blocking Peptide |
| 类固醇受体激活蛋白2封闭多肽 | EBNA 3C Antibody Blocking Peptide |
| ARHGEF18 Antibody Blocking Peptide | SHROOM1 Antibody Blocking Peptide |
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PYR-41
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