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Secondary structure prediction method (SOPMA)
Secondary structure prediction method (SOPMA)

... Argus Lab is a molecular modeling program that runs on Windows 98, NT, and 2000. Argus Lab consists of a user interface that supports OpenGL graphics display of molecule structures and runs quantum mechanical calculations using the Argus compute server. The Argus compute server is constructed using ...
Enzymes – Enzyme Mechanism
Enzymes – Enzyme Mechanism

... • Two catalytic modes based on binding properties can each increase reaction rates over 10,000-fold : (1) Proximity effect - collecting and positioning substrate molecules in the active site (2) Transition-state (TS) stabilization - transition states bind more tightly than substrates ...
1 Enzymes – Enzyme Mechanism
1 Enzymes – Enzyme Mechanism

... provides substrate specificity and catalytic power • Two catalytic modes based on binding properties can each increase reaction rates over 10,000-fold : (1) Proximity effect - collecting and positioning substrate molecules in the active site ...
Receptors and Hormone Action
Receptors and Hormone Action

... or by influencing pre-existing repressor molecules, to increase initiation sites for RNA polymerase and increase transcription Take longer time (hours) than peptide hormones ...
A tale of two functions: enzymatic activity and
A tale of two functions: enzymatic activity and

... of 0.88 mM and 50 nM, respectively. The DNA was obtained by gel extraction following PCR using primers C46A5 and CTb3 and the accD gene as the template. After addition of glycerol to a final concentration of 2.5%, samples were resolved on 0.8% (w/v) agarose gels in 1  TAE (40 mM Tris–Cl at pH 8.0, 2 ...
Enzyme
Enzyme

... a straight line (Figure 8–7), where the slope of the line n is the Hill coefficient, • an empirical parameter whose value is a function of the number, kind, and strength of the interactions of the multiple substrate-binding sites on the enzyme. • When n = 1, all binding sites behave independently, a ...
Procainamide4
Procainamide4

... • Diverse drugs activate through heterodimer complex • Protect against xenobiotics • Cause drug-drug interactions T.M. Wilson, S. A. Kliewer 2002:1, 259-266 ...
Highly Efficient Micro RNA Enrichment
Highly Efficient Micro RNA Enrichment

... to 40 nucleotides, and the majority of the miRNA is composed of approximately 22 nucleotides. Most of the commercially available miRNA extraction protocols co-purify the miRNA and total RNA. Therefore, the extracted samples still contain ribosomal RNA and messenger RNA with only a low percentage of ...
Hemoglobin Learning Objective Hemoglobin
Hemoglobin Learning Objective Hemoglobin

... Oxygen binding and structural changes a) Concerted model: The first model proposed by Monod, Wyman and Changeux, also known as the MWC model, assumes that each subunit can exist in at least two conformational states and hypothesizes that all subunits make the transition from one state to the other s ...
full text pdf
full text pdf

... the total serum protein. Its structure contains many hydrophobic pockets which bind a variety of biological molecules. Several examples follow: –– By binding to albumin, fatty acids can be transported at high concentrations (free fatty acids are soluble to about 10-6 M while the fatty acid - albumin ...
Structure and Properties of Hemoglobin Learning Objectives What
Structure and Properties of Hemoglobin Learning Objectives What

... The only exception to this are two histidine residues termed as proximal histidine (F8) and distal histidine (E7) They play indispensible role in heme pocket and function in oxygen binding Hemoglobin molecule can bind four O2 molecules (one per heme) Hb exhibits cooperative binding kinetics i.e. if ...
FES, Active FES, Active
FES, Active FES, Active

... aliquot target into smaller quantities after centrifugation and store at recommended temperature. For most favorable performance, avoid repeated handling and multiple freeze/thaw cycles. Product shipped on dry ice. ...
Deorphanization of GPRC6A: a promiscuous L-α
Deorphanization of GPRC6A: a promiscuous L-α

... buffer was then replaced with 50 µl assay buffer containing 6 µM Fluo-4AM (Molecular Probes) and incubated for 1 h at room temperature in the dark. Finally, cells were washed three times with assay buffer without bovine serum albumin and then incubated with 150 µl of assay buffer without bovine seru ...
H INHIBITORS OF HIV-1 REVERSE TRANSCRIPTASE  Research Article
H INHIBITORS OF HIV-1 REVERSE TRANSCRIPTASE Research Article

... Objective: In the present study, we have designed and synthesized 15 novel 3-(1,3-dioxo-3a,4-dihydro-1H-isoindol-2(3H,7H,7aH)-yl)-N-(substituted phenyl) propanamide 4(a-o) analogs. Methods: Docking studies for all the derivatives 4(a-o) were performed using molecular modeling software autodock 4.2. ...
Supplementary Notes - Word file
Supplementary Notes - Word file

... Biotinylated histone peptides were synthesized at Stanford PAN facility or purchased from Upstate Biotechnology. Antibodies used in study: H2A, H2B, H4, H3-diMeK9, H3triMeK9, H3-AcK14, H4-meK20, tubulin, HDAC1, SAP30, and Sin3a (Upstate Biotechnology); H3, H3-diMeK4, H3-triMeK4, and H4-AcK8 (Abcam); ...
TAR-RNA binding by HIV-1 Tat protein is
TAR-RNA binding by HIV-1 Tat protein is

... presently known (15). These compounds are also called enantioor L-nucleic acids, since they contain, in place of the natural D-ribose, its enantiomer L-ribose. We (16) and others (17–22) have already evaluated their potential as antisense and antigene agents for the control of gene expression, but, ...
Complexation Reactions
Complexation Reactions

... Palladium(II) tends to form complexes with coordination number 4. A compound has the composition PdCl2 · 3 NH3. (a) Write the formula for this compound that best shows the coordination structure. (b) When an aqueous solution of the compound is treated with excess AgNO3(aq), how many moles of AgCl(s) ...
Laura/Lauren
Laura/Lauren

... • What organelle do the amino acid sequences taken from ...
Peer-reviewed Article PDF
Peer-reviewed Article PDF

... for protozoan cells proliferation and considered as essential nutrients for the protozoan parasites. For example, Neurospora crassa mutants lacking ODC activity cannot grow unless putrescine, spermidine or spermines were added to the growing media [12,13]. The protozoan pathogens, Trypanosomatids de ...
Enzyme Assay for Glutathione S-Transferase Protocol
Enzyme Assay for Glutathione S-Transferase Protocol

... Glutathione S Transferase (GST) is an enzyme involved in detoxification of a wide range of compounds and is involved in reducing free radical damage in red blood cells. The enzyme is easily purified by affinity chromatography and has been used as a fusion partner for many recombinant proteins. Ident ...
Diabetes (type II) treatment, Dec. 7
Diabetes (type II) treatment, Dec. 7

... negative side effects ...
Extraction, Purification and Analysis of Anti cancer activity of Ricin
Extraction, Purification and Analysis of Anti cancer activity of Ricin

... this group. The present study involves extraction of ricin proteins from powdered castor seed using buffer of definite composition, purification of extracted sample of castor seed was done using Dialysis and Ion Exchange Chromatography. The purified samples were tested for their purification by runn ...
The ACT Domain: A Small Molecule Binding Domain
The ACT Domain: A Small Molecule Binding Domain

... is particularly interesting because it contains an ACT domain followed closely, within the same chain, by a ␤␣␤␤ fold that together forms a seven-stranded ␤ sheet (19). Mutagenesis studies (20) indicate that the effector ligand (isoleucine) binding site is located at the interface between these two ...
Preparing MagBeads for Sequencing
Preparing MagBeads for Sequencing

... subject to change without notice. Pacific Biosciences assumes no responsibility for any errors or omissions in this document. Certain notices, terms, conditions and/or use restrictions may pertain to your use of Pacific Biosciences products and/or third party products. Please refer to the applicable ...
In the name of God
In the name of God

... law: green laser light in a solution of Rhodamine 6B. The beam intensity becomes weaker as it passes through solution ...
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Ligand binding assay

Ligand Binding Assays (LBA) is an assay, or an analytic procedure, whose procedure or method relies on the binding of ligand molecules to receptors, antibodies or other macromolecules. A detection method is used to determine the presence and extent of the ligand-receptor complexes formed, and this is usually determined electrochemically or through a fluourescence method. This type of analytic test can be used to test for the presence of target molecules in a sample that are known to bind to the receptor.There are numerous types of ligand binding assays, both radioactive and non-radioactive. As such, ligand binding assays are a superset of radiobinding assays, which are the conceptual inverse of radioimmunoassays (RIA). Some newer types are called ""mix-and-measure"" assays because they do not require separation of bound ligands.Ligand binding assays are used primarily in pharmacology for various demands. Specifically, despite the human body’s endogenous receptors, hormones, and other neurotransmitters, pharmacologists utilize assays in order to create drugs that are selective, or mimic, the endogenously found cellular components. On the other hand, such techniques are also available to create receptor antagonists in order to prevent further cascades. Such advances provide researchers with the ability not only to quantify hormones and hormone receptors, but also to contribute important pharmacological information in drug development and treatment plans.
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