ComprehensiveidentificationofnovelproteinsandNglycosylationsites四
Figure 2 Distribution of N-glycopeptides analyzed by different enriched methods and instruments of royal jelly proteins. A is the distribution of N-glycopeptides enriched by lectin and hydrazide methods using mass spectrometry of Q-Exactive (orbitrap-based MS). 21 and eight are N-glycopeptides uniquely identified by the lectin and hydrazide enrichment, respectively, and 18 are N-glycopeptides identified by ......阅读全文
Acetylation－(or－Succinylation)－of－Amino－Groups－on－Proteins
Acetylation (or Succinylation) of Amino Groups on ProteinsREFERENCE: Hanock and Benz. 1986. BBA. 860:699-707.PURPOSE: Derivitization of amino groups t
人工转录因子的部件——人类锌指结构1
Human zinc fingers as building blocks in the construction of artificial transcription factorsKwang-Hee Bae1, 4, Young Do Kwon1, 2, 4, Hyun-Chul Shin1,
我国科学家首次解析病毒RNA与宿主蛋白质互作网络
以流感为代表的由RNA病毒引发的疾病严重威胁人类健康，甚至影响社会经济发展。RNA作为RNA病毒的遗传物质，在致病过程中发挥着关键作用，但很少有研究报道病毒RNA与宿主蛋白间的相互作用。近期，我国科学家首次解析了多种病毒RNA与宿主蛋白质互作的关系网络，研究成果发表在《Cell Research
Rac－1－cell－motility－signaling－pathway
Rac-1 is a small G-protein in the Rho family that regulates cell motility in response to extracellular signals. Several changes in cytoskeletal struct
大连色谱会最新通知－80余场邀请报告确定
尊敬的各位同行： 第2 届大连国际色谱学术报告会及仪器展览会包含第37届国际高效液相色谱及相关技术会议(含仪器展览会) (HPLC 2011 Dalian) 及第18届全国色谱学术报告会及仪器展览会(18th NSEC)，将于2011年10月8-11日在大连召开。 为使更多色谱工作者
A－Method－for－Assaying－Deubiquitinating－Enzymes1
AbstractA general method for the assay of deubiquitinating enzymes was described in detail using 125I-labeled ubiquitin-fused αNH-MHISPPEPESEEEEEHYC (
中国学者Nature－Biotechnology发表蛋白质组学分析新技术
来自中科院计算技术研究所的研究人员发表了题为“Comprehensive identification of peptides in tandem mass spectra using an efficient open search engine”的文章，公布了新一代开放式搜索算法Open-p
a－pipeline－for－the－identification－of－intact－Nglycopeptides（六）
Figure 4. Comparison of different decoy strategies. The estimated FDR of each decoy method is compared with the real FDR. “Decoy: + 11” means in
a－pipeline－for－the－identification－of－intact－Nglycopeptides（三）
Figure 1. The overall workflow of pGlyco. First the sample is analyzed by HCD-MS/MS (NCE = 40%).Then the product-dependent CID-MS/MS and data-depend
a－pipeline－for－the－identification－of－intact－Nglycopeptides（一）
pGlyco: a pipeline for the identification of intact N-glycopeptides by using HCDand CID-MS/MS and MS3 Wen-Feng Zeng1,2,*, Ming-Qi Liu3,*, Yang Zhang3,
a－pipeline－for－the－identification－of－intact－Nglycopeptides（二）
Methods Materials. A uniform mixture of six standard glycoproteins was used as the starting material, including IgG (56834, catalog numeber), IgA
An－Integrative－Procedure－for－Apoptosis－Identification－and－Measurement2
TroubleshootingCritical Steps(1) Don’t trypsinize cells for too long when collecting them.(2) Rotation speed should be no more than 1500 rpm during ce
a－pipeline－for－the－identification－of－intact－Nglycopeptides（五）
Alignment between MS/MS and MS3 identifications. Glycans were identified after analyzing the HCD/CID-MS/MS spectrum pairs, but the sequences of pe
Identification－and－expansion－of－the－tumorigenic－lung－cancer－stem－cell－...
Identification and expansion of the tumorigenic lung cancer stem cell populationLung cancer contains a rare population of CD133+ cancer stem-like ce
我国科学家首次解析病毒RNA与宿主蛋白质互作网络
以流感为代表的由RNA病毒引发的疾病严重威胁人类健康，甚至影响社会经济发展。RNA作为RNA病毒的遗传物质，在致病过程中发挥着关键作用，但很少有研究报道病毒RNA与宿主蛋白间的相互作用。近期，我国科学家首次解析了多种病毒RNA与宿主蛋白质互作的关系网络，研究成果发表在《Cell Research
我国科学家首次解析病毒RNA与宿主蛋白质互作网络
以流感为代表的由RNA病毒引发的疾病严重威胁人类健康，甚至影响社会经济发展。RNA作为RNA病毒的遗传物质，在致病过程中发挥着关键作用，但很少有研究报道病毒RNA与宿主蛋白间的相互作用。近期，我国科学家首次解析了多种病毒RNA与宿主蛋白质互作的关系网络，研究成果发表在《Cell Research
BTG－family－proteins－and－cell－cycle－regulation
BTG2 is found to be one of the immediate early genes up-regulated by neural growth factor (NGF) and epidermal growth factor (EGF). Its transcriptional
Bacterial－Expression－of－GSTfusion－Proteins
1. Grow cells in 5ml (or more) of LB-Amp overnight for a starter culture. 2. Grow larger culture (100x volume of starter culture) using the overnigh
Production－of－Recombinant－Proteins－in－SuspensionCultured－Plant－Cells
Plants have emerged in the past decade as a suitable alternative to the current production systems for recombinant pharmaceutical proteins and, toda
植物蛋白质组学和糖基化（二）
4. 注释( 1 ) 每个实验均使用新鲜的 3 mol/L 甲醇- HCl 和硅烷化试剂。( 2 ) 要仔细识别蛋白质印迹，因为 WGA 既能识别 N-糖苷的 GlcNAc，也能识别 O-GlcNAc。( 3 ) 用于在硝酸纤维素印迹膜上封闭结合位点的溶液应避免糖蛋白污染。所以我们建议在这一步骤中使
RapiGest－SF－试剂：促进溶液中蛋白酶解的有利工具（三）
与其他的蛋白酶合用 我们测试了 RapiGest SF 与多种蛋白酶的适配性，如 Asp-N, Lys-C 与 Glu-C 。在酶解前使用 RapiGest SF 变性蛋白获得了有效的消解结果。蛋白去糖基化的用途 RapiGest SF 也用于测试其它酶，如 PNGase F ，该酶用于酶切糖蛋白
岛津生命科学推出Axima－QIT质谱仪
SHIMADZU BIOTECH LAUNCHES AXIMA-QIT™- THE LATEST IN MASS SPECTROMETRY Unique instrument aimed at proteomics research January 15, 2002 Shimadzu Biot
CEP290基因突变与药物因子介绍
该基因编码一个具有13个假定的卷曲螺旋结构域、一个与平滑肌细胞染色体分离ATP酶同源的区域、6个KID基序、3个原肌球蛋白同源结构域和一个ATP/GTP结合位点基序a的蛋白质。该蛋白质定位于中心体和纤毛，具有N-糖基化、酪氨酸硫酸化、磷酸化位点N-肉豆蔻酰化和酰胺化。这种基因的突变与joubert综
CEP290基因编码功能及结构描述
该基因编码一个具有13个假定的卷曲螺旋结构域、一个与平滑肌细胞染色体分离ATP酶同源的区域、6个KID基序、3个原肌球蛋白同源结构域和一个ATP/GTP结合位点基序a的蛋白质。该蛋白质定位于中心体和纤毛，具有N-糖基化、酪氨酸硫酸化、磷酸化位点N-肉豆蔻酰化和酰胺化。这种基因的突变与joubert综
Interleukin6－Induced－Acute－Phenotypic－Microenvironment－Promote...（一）
Interleukin-6 Induced Acute Phenotypic Microenvironment Promotes Th1 Anti-Tumor ImmunityTing Xue1, Ping Liu1, Yong Zhou2, Kun Liu1, Li Yang2, Robert L
SELEX技术
这个技术就是一个文库技术(library)加一套筛选技术(bio-panning)。当然，SELEX技术仅仅是分子进化工程的一种而已。实际上，理解了文库技术和筛选技术，不仅selex理解了，其他热门技术如Phage display等等也懂了。我知道的著作中，赵康等主编的Frontiers of Bi
Identification－of－a－Mutant－Kinase/ATP－Analog－Pair1
Identification of a Mutant Kinase/ATP Analog PairScott T. Eblen, N. Vinay Kumar, and Michael J. WeberDepartment of Microbiology and Cancer Center, Uni
Identification－of－a－Mutant－Kinase/ATP－Analog－Pair2
Cellular Transfection and Immunoprecipitation Before proceeding with the experiments outlined below, all kinase pocket mutants should be characterize
2010全国质谱大会大会报告（二）
美国北卡大学Chaple Hill医学院 Chen, Xian（陈先）教授 来自美国北卡大学Chaple Hill医学院的 Chen, Xian（陈先）教授，做了题为“Systems Dissection of Signal Transduction by Using Quantitative P
Genetic－Engineering－of－Novel－Flower－Colors－in－Floricultural－Plants:－Recen..
Since the first successful genetic engineering of flower color in petunia, several new techniques have been developed and applied to modify flower