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... iv)**Explain why the two chemically identical side chains have different pKa values, assume the group with the pKa=6.0 has the same pKa as the free amino acid (2 pts). Use the back of the previous page to answer this question. v) Where would you typically find residues of this type: on the surface, ...
Induction of CDPK (ZmCPK11)- and MAPK
Induction of CDPK (ZmCPK11)- and MAPK

... the growth and reproduction of plants, but also provides gates for pathogen invasion. Plants respond to wounding in the tissues directly damaged (local response) as well as in undamaged leaves (systemic response) located distal to the wounded sites. An essential role in these defense responses play ...
In Vivo Selection Yields AAV-B1 Capsid for Central
In Vivo Selection Yields AAV-B1 Capsid for Central

... gene transfer is therefore crucial for the development of effective new therapies for a majority of neurological diseases. Systemic administration of AAV9 through the vasculature mediates widespread gene transfer in the neonatal CNS.11,12 The blood–brain barrier is however fully formed by adulthood ...
BMC Bioinformatics
BMC Bioinformatics

... Background: Type III secretion system (T3SS) is a specialized protein delivery system in gramnegative bacteria that injects proteins (called effectors) directly into the eukaryotic host cytosol and facilitates bacterial infection. For many plant and animal pathogens, T3SS is indispensable for diseas ...
Amino acid sequence restriction in relation to proteolysis
Amino acid sequence restriction in relation to proteolysis

... A p a r t from c o n t a i n i n g the i n f o r m a t i o n for conformation and f u n c t i o n , the p r i m a r y structures of proteins have short sequences serving as 'signals' for special properties. These signals are often sites for modifications and are common between different proteins. Ex ...
6. Protiens
6. Protiens

... A. Protein Digestion 1. In the Stomach a. Protein is denatured by hydrochloric acid. b. Pepsinogen (a proenzyme) is converted into its active form pepsin in the presence of hydrochloric acid. c. Pepsin cleaves proteins into smaller polypeptides. 2. In the Small Intestine a. Proteases hydrolyze prot ...
Document
Document

... growth; measurement of cell death; Apoptosis and its determination; cytotoxicity assays UNIT- III Molecular techniques in cell culture Cell transformation; physical, chemical and biological methods; Viral gene delivery systems: Adenoviruses, ALVs, Bacculoviruses; manipulation of genes; cell cloning ...
Supplementary materials
Supplementary materials

... 3. Identification of gene duplications: Alignments of the Shewanella proteins were generated using Darwin 2.0 (6). Proteins were aligned over at least 83 amino acids or ≥70% of the sequence lengths. Strain specific duplications were identified from the data set as the proteins that had a better matc ...
bbr052online 329..336 - Oxford Academic
bbr052online 329..336 - Oxford Academic

... In recent years, numerous biocomputational tools have been designed to extract functional and evolutionary information from multiple sequence alignments (MSAs) of proteins and genes. Most biologists working actively on the characterization of proteins from a single or family perspective use the MSA ...
Replication-dependent fitness recovery of Human immunodeficiency
Replication-dependent fitness recovery of Human immunodeficiency

... respect to both cleavage of the NC protein by PR and infectivity. This variant is known as a pseudorevertant (the true revertant would be Gly17RAsn). There was also an apparent correlation between the stability of the Lys17 mutant and its NC protein processing. The NC protein harbouring the Lys17 mu ...
Characterisation of new intracellular membranes in Escherichia coli
Characterisation of new intracellular membranes in Escherichia coli

... The membranes isolated from C41(DE3) and C43(DE3) cells in which subunit b was not being expressed contain about 2^4% CL. However, in C43(DE3) over-expressing subunit b, the level rises dramatically to about 14% in the proliferated membranes at the expense of its biosynthetic precursor, phosphatidyl ...
Gene Section SRXN1 (sulfiredoxin 1) Atlas of Genetics and Cytogenetics
Gene Section SRXN1 (sulfiredoxin 1) Atlas of Genetics and Cytogenetics

... This work is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 2.0 France Licence. © 2013 Atlas of Genetics and Cytogenetics in Oncology and Haematology ...
HOMOLOGY MODELING APPROACH OF DRUG DESIGNING FOR ALZHEIMER’S DISEASE Research Article
HOMOLOGY MODELING APPROACH OF DRUG DESIGNING FOR ALZHEIMER’S DISEASE Research Article

... Bio-Edit software results of nucleotide composition shows that G+C content is 66.48% , A+T content is 33.52% and mol % of adenine i.e. 20. 93%, cytosine having 30.74%, Glutamine having 35.73% and thiamine having 12.59%. The Bio-edit results of amino acid composition indicate that the mol % of Leucin ...
Molecular genetics of nucleotide sugar interconversion pathways in
Molecular genetics of nucleotide sugar interconversion pathways in

... to identify an Arabidopsis homologue (GER1) in the database of expressed sequence tags (dbEST) (Bonin and Reiter, 2000). Expression of the intron-less GER1 gene in Escherichia coli yielded a protein with the expected enzymatic activity indicating that the epimerase-reductase in fucose synthesis had ...
pattern matching
pattern matching

... 1. Group all positions according to base (nucleotide, a.a.) type leading to the first level in the tree (symbol ‘$’ is often included to indicate the end of the string) 1. Regroup each group according to the following base, giving the second row of the tree 2. Continue this process and stop when a ( ...
Comparative genomics and metabolic reconstruction of
Comparative genomics and metabolic reconstruction of

... – L36, L33, L31, S14 are the only ribosomal proteins duplicated in more than one species – L36, L33, L31, S14 are four out of seven ribosomal proteins that contain the zinc-ribbon motif (four cysteines) – Out of two (or more) copies of the L36, L33, L31, S14 proteins, one usually contains zinc-ribbo ...
18.2 Protein Structure and Function: An Overview
18.2 Protein Structure and Function: An Overview

... hydrophobic (water-fearing)—they are not attracted to water molecules. ► To avoid aqueous body fluids, they gather into clusters that provide a water-free environment, often a pocket within a large protein molecule. ► The polar, acidic, and basic side chains are hydrophilic (water-loving)—they are a ...
Protein Structure Prediction
Protein Structure Prediction

... • Large numbers of genes being sequenced - need structures • Protein folding (from primary sequence to tertiary structure) is a fast self-organising process where a disordered non-functional chain of amino acids becomes a stable, compact, and functional molecule • The free energy difference between ...
Identification of the nuclear localization signals within the Epstein
Identification of the nuclear localization signals within the Epstein

... Epstein–Barr virus nuclear antigen (EBNA)-6 is essential for EBV-induced immortalization of primary human B-lymphocytes in vitro. Previous studies have shown that EBNA-6 acts as a transcriptional regulator of viral and cellular genes; however at present, few functional domains of the 140 kDa EBNA-6 ...
Proteomics_12-8
Proteomics_12-8

... - scores from decoy comparison are included, which can provide some idea of the distribution of ‘incorrect’ scores -EM or Bayesian approaches can then estimate the proportion of correct vs. incorrect PSM … based on each PSM score, a posterior probability is calculated ...
Amino acid sequence homology in gag region of reverse
Amino acid sequence homology in gag region of reverse

... discovery of NBPcys in the coat protein gene of CaMV is of particular interest as it extends retroviral gag gene homology to this plant virus which is unusual in that it packages DNA rather than RNA in vlrions. Survey and Sources A computer-assisted search was with the Protein Identification Resourc ...
Bennett, Eric: Utilization of primary and secondary structure elements to predict a protein's propensity to form amyloids
Bennett, Eric: Utilization of primary and secondary structure elements to predict a protein's propensity to form amyloids

... meaning that 76% of all residues were correctly predicted as helix, strand, or other (26). This places prediction techniques at the level of resolution equal to the best efforts of Fouriertransform infrared (FT-IR) and circular dichroism (CD) structural techniques (27). Recent increases in the accu ...
Towards an Analysis of the Rice Mitochondrial Proteome
Towards an Analysis of the Rice Mitochondrial Proteome

... mitochondrial proteome in a model monocot species. The gel array technique used in the dicot mitochondrial proteome reports has several limitations. In particular, very small (⬍10 kD) and very large (⬎100 kD) proteins, basic proteins (pI ⬎ 10), and hydrophobic proteins (grand average of hydropathici ...
Isolation, Cloning, and Sequencing of the Salmonella typhimurium dd1A Gene with Purification and Characterization of its Product, D-Alanine:D-Alanine Ligase (ADP Forming).
Isolation, Cloning, and Sequencing of the Salmonella typhimurium dd1A Gene with Purification and Characterization of its Product, D-Alanine:D-Alanine Ligase (ADP Forming).

... was incorporated into UDP-N-acetylmuramyl-pentapeptidein cell extracts. Genetic mapping showed that the mutation is closely linked to several other cell wall genes and less tightly linked to the leu locus at minute 2 (Miyakawa et al., 1972). By using a series of cell wall and cell division mutants i ...
Rice HYDROPEROXIDE LYASES with Unique
Rice HYDROPEROXIDE LYASES with Unique

... and oxoacids. There are three HPLs in rice (Oryza sativa), designated OsHPL1 through OsHPL3. To explore the possibility of differential functional activities among these genes, we have examined their expression patterns and biochemical properties of their encoded products. Transcript analysis indica ...
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Expression vector

An expression vector, otherwise known as an expression construct, is usually a plasmid or virus designed for protein expression in cells. The vector is used to introduce a specific gene into a target cell, and can commandeer the cell's mechanism for protein synthesis to produce the protein encoded by the gene. Expression vectors are the basic tools in biotechnology for the production of proteins.The plasmid is engineered to contain regulatory sequences that act as enhancer and promoter regions and lead to efficient transcription of the gene carried on the expression vector. The goal of a well-designed expression vector is the production of protein, and this may be achieve by the production of significant amount of stable messenger RNA, which can then be translated into protein. The protein may be expressed constitutively, or induced when necessary using an inducer. Escherichia coli is commonly used as the host for protein expression, other cell types however may also be used. An example of the use of expression vector is the production of insulin which is used for medical treatments of diabetes.
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