Analysis of RNA folding by native polyacrylamide gel electrophoresis.

abstract：:Isothermal titration calorimetry (ITC) provides a sensitive and accurate means by which to study the thermodynamics of binding reactions. In addition, it enables label-free measurement of enzymatic reactions. The advent of extremely sensitive microcalorimeters have made it increasingly valuable as a tool for hit valid...

journal_title：Methods in enzymology

authors： Recht MI,Nienaber V,Torres FE

更新日期：2016-01-01 00:00:00

abstract：:The monitoring of trace amounts of nitric oxide (NO) is of great interest for biomedical applications. High-resolution infrared spectroscopy, like laser magnetic resonance spectroscopy (LMRS), is a versatile technique for the quantitative and isotope-selective analysis of low concentrations of NO. The ability to disti...

journal_title：Methods in enzymology

authors： Gäbler R,Lehmann J

更新日期：2005-01-01 00:00:00

abstract：:Ubiquitination is a prevalent protein modification catalyzed by E1, E2, and E3 enzymes that activate, conjugate, and ligate, respectively, the ubiquitin protein to substrate protein. In order to establish a mutualistic or parasitic relationship with their eukaryotic hosts, many microorganisms hijack different aspects ...

journal_title：Methods in enzymology

authors： Qiu J,Luo ZQ

更新日期：2019-01-01 00:00:00

abstract：:The study of hormone secretion by anterior pituitary cells is complicated by the presence of multiple cell types. For unambiguous interpretation of data it is necessary to identify the cells from which measurements are made. We have described a reliable experimental approach involving the identification of cultured ce...

journal_title：Methods in enzymology

authors： Croxton TL,Armstrong WM,Ben-Jonathan N

更新日期：1989-01-01 00:00:00

abstract：:Recent advances have demonstrated the feasibility and robustness of chemical synthesis for the production of homogeneously glycosylated protein forms (glycoforms). By taking advantage of the unmatchable flexibility and precision provided by chemical synthesis, the quantitative effects of glycosylation were obtained us...

journal_title：Methods in enzymology

authors： Li Y,Tran AH,Danishefsky SJ,Tan Z

更新日期：2019-01-01 00:00:00

abstract：:We describe the methodologies for the design of artificial enzymes with genetically encoded unnatural amino acids. Genetically encoded unnatural amino acids offer great promise for constructing artificial enzymes with novel activities. In our studies, the designs of artificial enzyme were divided into two steps. First...

journal_title：Methods in enzymology

authors： Hu C,Wang J

更新日期：2016-01-01 00:00:00

abstract：:Accurate diagnosis of attentional disorders such as attention-deficit hyperactivity disorder (ADHD) is imperative because there are multiple negative psychosocial sequelae related to undiagnosed and untreated ADHD. Early and accurate detection can lead to effective intervention and prevention of negative sequelae. Unf...

journal_title：Methods in enzymology

authors： Robeva R,Penberthy JK

更新日期：2009-01-01 00:00:00

abstract：:The lung is composed of two major anatomically distinct regions-the conducting airways and gas-exchanging airspaces. From a cell biology standpoint, the conducting airways can be further divided into two major compartments, the tracheobronchial and bronchiolar airways, while the alveolar regions of the lung make up th...

journal_title：Methods in enzymology

authors： Liu X,Driskell RR,Engelhardt JF

更新日期：2006-01-01 00:00:00

abstract：:Inositol phosphates (InsPs) are an important group of eukaryotic messengers and mediate a wide range of processes. To elucidate the biological functions of these molecules, robust techniques to characterize inositol phosphate metabolism at the cellular level are highly sought after. This chapter provides a detailed pr...

journal_title：Methods in enzymology

authors： Puschmann R,Harmel RK,Fiedler D

更新日期：2020-01-01 00:00:00

abstract：:Ubiquitin (Ub)-mediated protein degradation is a key cellular defense mechanism that detects and eliminates defective proteins. A major intracellular site of protein quality control degradation is the endoplasmic reticulum (ER), hence the term ER-associated degradation, or endoplasmic reticulum-associated degradation ...

journal_title：Methods in enzymology

authors： Mashahreh B,Reiss Y,Wiener R,Ravid T

更新日期：2019-01-01 00:00:00

abstract：:Mitochondria are considered one of the main sources of reactive oxygen species (ROS). The overgeneration of ROS can evoke an intracellular state of oxidative stress, leading to permanent cell damage. Thus, the intracellular accumulation of ROS may not only disrupt the functions of specific tissues and organs but also ...

journal_title：Methods in enzymology

authors： Wojtala A,Bonora M,Malinska D,Pinton P,Duszynski J,Wieckowski MR

更新日期：2014-01-01 00:00:00

abstract：:Intracellular calcium (Ca2+) is involved in the regulation of a variety of biological functions in cancer cells, including growth inhibition, tumor invasiveness, and drug resistance. To gain insight into the possible role played by Ca2+ in the development of drug resistance in breast cancer, we performed a comparative...

journal_title：Methods in enzymology

authors： DeBernardi MA,Brooker G

更新日期：2006-01-01 00:00:00

abstract：:The methods of computational chemistry and molecular modeling are becoming more and more accessible to biochemists with the advent of fast, inexpensive graphics workstations and well-tested computer programs. The state of the art in small molecules allows chemists to use these programs as "black boxes" and be confiden...

journal_title：Methods in enzymology

authors： Wampler JE

更新日期：1994-01-01 00:00:00

abstract：:Autophagy is the major cellular process of degradation and is modulated by several signaling pathways. Phosphatidylinositol 3-kinase (PtdIns3K) class III (Vps34) and PtdIns3K class I regulate the autophagy pathway positively and negatively, respectively. Both classes of PtdIns3K participate in the synthesis of phospha...

journal_title：Methods in enzymology

authors： Yakhine-Diop SM,Martínez-Chacón G,González-Polo RA,Fuentes JM,Niso-Santano M

更新日期：2017-01-01 00:00:00

abstract：:The steady technical advances of nuclear magnetic resonance (NMR) over the past decades enabled a significant increase in the molecular size of protein particles that can be subjected to a structural and functional characterization in solution. The larger molecular weight of such proteins is accompanied with an increa...

journal_title：Methods in enzymology

authors： Michel E,Allain FH

更新日期：2015-01-01 00:00:00

abstract：:This chapter outlined the methods used to study intra- and extracellular modifications of apolipoproteins. These and other related studies have shown that several of the apolipoproteins undergo a series of intra- and extracellular modifications as follows: All apolipoproteins studied contain an 18-26 long signal pepti...

journal_title：Methods in enzymology

authors： Zannis VI,Karathanasis SK,Forbes GM,Breslow JL

更新日期：1986-01-01 00:00:00

abstract：:ClpB belongs to the Hsp100 family of ring-forming heat-shock proteins involved in degradation of unfolded/misfolded proteins and in reactivation of protein aggregates. ClpB monomers reversibly associate to form the hexameric molecular chaperone that, together with the DnaK system, has the ability to disaggregate stres...

journal_title：Methods in enzymology

authors： Alfonso C,del Castillo U,Martín I,Muga A,Rivas G

更新日期：2015-01-01 00:00:00

abstract：:Protein kinase C (PKC), a family of serine/threonine kinases, plays an important role in apoptosis. Several members of the PKC family act as substrates for caspases. In addition, PKCs can also regulate caspase activation and cell death by apoptosis. The cleavage of PKCs separates the regulatory domain from the catalyt...

journal_title：Methods in enzymology

authors： Basu A,Persaud SD,Sivaprasad U

更新日期：2008-01-01 00:00:00

abstract：:RNA modifications, with over one hundred known so far, are commonly proposed to fine-tune the structure and function of RNA. While modifications in rRNA and tRNA are used to modulate RNA folding and decoding properties, little is known about the function of internal modifications in mRNA/lncRNA, which includes N(6)-me...

journal_title：Methods in enzymology

authors： Liu N,Pan T

更新日期：2015-01-01 00:00:00

abstract：:Flavoenzymes comprise a large class of proteins that carry out a diverse range of important redox chemistry. Although X-ray crystal structures of many flavoenzymes have been determined, there are still unresolved questions regarding the actual oxidation state of the flavin cofactors in these structures due to photored...

journal_title：Methods in enzymology

authors： Kerber T,Vrielink A

更新日期：2020-01-01 00:00:00

abstract：:Gene manipulation serves the purpose of providing a better understanding of the function of specific genes as well as for developing novel variants of the genes of interest. The generation of knockout genes, the alteration, depletion, or enhancement of a particular gene function through the generation of specific gene...

journal_title：Methods in enzymology

authors： Stuckey S,Storici F

更新日期：2013-01-01 00:00:00

abstract：:Recent work demonstrates that RNA interference (RNAi) can coordinate protein expression. Inhibitory RNAs are expressed naturally in cells as microRNAs (miRNAs) or introduced into cells as small interfering RNAs (siRNAs). Both types of small RNAs can be used at the bench to silence mRNA expression. For many researchers...

journal_title：Methods in enzymology

authors： Davidson BL,Harper SQ

更新日期：2005-01-01 00:00:00

abstract：:Monte Carlo simulations of neighbor exclusion models have been used to demonstrate the importance of collecting and fitting data over a wide range of saturation. Low saturation data are important for good estimates of the affinity K of a drug or protein for the lattice site. High saturation data are important for dist...

journal_title：Methods in enzymology

authors： Correia JJ,Chaires JB

更新日期：1994-01-01 00:00:00

abstract：:Research on circadian biology over the past decade has paid increasing attention to the photoreceptor mechanisms that align the molecular clock to the 24-h light/dark cycle, and some of the results to emerge are surprising. For example, the rods and cones within the mammalian eye are not required for entrainment. A po...

journal_title：Methods in enzymology

authors： Peirson SN,Thompson S,Hankins MW,Foster RG

更新日期：2005-01-01 00:00:00

abstract：:The exodus of the alarmin high mobility group box 1 (HMGB1) from the nucleus constitutes a crucial cellular danger signal and manifests as a sequential process in which HMGB1 first exits the nucleus into the cytoplasm and then is secreted or passively released through the permeabilized plasma membrane. Extracellular H...

journal_title：Methods in enzymology

authors： Zhao L,Liu P,Kepp O,Kroemer G

更新日期：2019-01-01 00:00:00

abstract：:The enzymes involved in mitochondrial oxidative phosphorylation (OXPHOS) are coassembled into higher ordered supercomplexes within the mitochondrial inner membrane. The cytochrome bc(1)-cytochrome c oxidase (COX) supercomplex is formed by the coassociation of the two electron transport chain complexes, the cytochrome ...

journal_title：Methods in enzymology

authors： Stuart RA

更新日期：2009-01-01 00:00:00

abstract：:Genetically encodable RNA devices that directly detect small molecules in the cellular environment are of increasing interest for a variety of applications including live cell imaging and synthetic biology. Riboswitches are naturally occurring sensors of intracellular metabolites, primarily found in the bacterial mRNA...

journal_title：Methods in enzymology

authors： Trausch JJ,Batey RT

更新日期：2015-01-01 00:00:00

abstract：:In this chapter, we describe the currently most advanced methods applied for the quantitative assessment of ROS homeostasis inside the mitochondrion. These techniques are of particular interest in the field of oxidative stress. After discussing the importance of quantifying mitochondrial ROS homeostasis, three major a...

journal_title：Methods in enzymology

authors： Tretter L,Ambrus A

更新日期：2014-01-01 00:00:00

abstract：:Rac binds tightly to lipid membranes through a lipid modification. The influence of the lipid membrane environment on the multiple interactions of Rac has not been well documented. In this chapter, we detail a method to prepare geranyl-geranylated Rac bound to liposomes of defined composition. With this method, one ca...

journal_title：Methods in enzymology

authors： Mesmin B,Antonny B

更新日期：2006-01-01 00:00:00

abstract：:Obtaining patient-specific information through the quantification of small molecules and proteins in bodily fluids is essential for personalized therapies. Point-of-care (POC) diagnostic devices hold the promise of delivering such benefit to a wide range of patients. However, there is a lack of enabling technology, as...

journal_title：Methods in enzymology

authors： Yu Q,Griss R,Schena A,Johnsson K

更新日期：2017-01-01 00:00:00