COMPOSITIONS AND METHODS FOR QUADRICYCLANE MODIFICATION OF BIOMOLECULES
申请人:Sletten Ellen May
公开号:US20130244267A1
公开(公告)日:2013-09-19
The present disclosure features a strain-promoted [2+2+2] reaction that can be carried out under physiological conditions. In general, the reaction involves reacting a pi-electrophile with a low lying LUMO with a quadricyclane on a biomolecule, generating a covalently modified biomolecule. The selectivity of the reaction and its compatibility with aqueous environments provides for its application in vivo and in vitro. The reaction is compatible with modification of living cells. In certain embodiments, the pi-electrophile can comprise a molecule of interest that is desired for delivery to a quadricyclane-containing biomolecule via [2+2+2] reaction.
Compositions and methods for quadricyclane modification of biomolecules
申请人:The Regents of the University of California
公开号:US10301270B2
公开(公告)日:2019-05-28
The present disclosure features a strain-promoted [2+2+2] reaction that can be carried out under physiological conditions. In general, the reaction involves reacting a pi-electrophile with a low lying LUMO with a quadricyclane on a biomolecule, generating a covalently modified biomolecule. The selectivity of the reaction and its compatibility with aqueous environments provides for its application in vivo and in vitro. The reaction is compatible with modification of living cells. In certain embodiments, the pi-electrophile can comprise a molecule of interest that is desired for delivery to a quadricyclane-containing biomolecule via [2+2+2] reaction.
[EN] TARGETING COMPOUNDS<br/>[FR] COMPOSÉS DE CIBLAGE
申请人:ZAFGEN INC
公开号:WO2019118612A1
公开(公告)日:2019-06-20
The disclosure provides, at least in part, liver, intestine and/or kidney-targeting compounds and their use in treating liver, intestine and/or kidney disorders, such as non-alcoholic steatohepatitis, alcoholic steatohepatitis, hepatocellular carcinoma, liver cirrhosis, and hepatitis B; and/or chronic kidney disease, glomerular disease such as IGA nephropathy, lupus nephritis, or polycystic kidney disease. The compounds are contemplated to have activity against methionyl aminopeptidase 2.
the bioorthogonal chemistry compendium can advance biological research by enabling multiplexed analysis of biomolecules in complex systems. Here we introduce the quadricyclane ligation, a new bioorthogonal reaction between the highly strained hydrocarbon quadricyclane and Ni bis(dithiolene) reagents. This reaction has a second-order rate constant of 0.25 M–1 s–1, on par with fastbioorthogonal reactions
生物正交化学纲要的新增内容可以通过对复杂系统中的生物分子进行多重分析来推进生物学研究。在这里,我们介绍了四环烷连接,这是一种高度紧张的烃四环烷和 Ni 双(二硫烯)试剂之间的新生物正交反应。该反应的二级速率常数为 0.25 M-1 s-1,与叠氮化物的快速生物正交反应相当,并且在水性环境中很容易进行。Ni 双(二硫烯)探针选择性标记四环烷修饰的牛血清白蛋白,即使存在细胞裂解物也是如此。我们已经证明四环烷连接与,并正交于,通过在差异功能化的蛋白质底物上在一锅中进行所有三个反应,菌株促进叠氮化物-炔烃环加成和肟连接化学。四环烷连接加入了一个小但不断增长的工具列表,用于生物分子的选择性共价修饰。