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Current Microbiology 40:
Current Microbiology 40:

... enhancement of phosphate diffusion [1], inorganic phosphates in the soil may become more available for uptake by the roots of plants. The solubilization of organic phosphate is carried out by bacteria with the help of phosphatase enzymes, especially acid phosphatases, which play the major role in or ...
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No Slide Title

... norepi. and dopamine – can also act as neurotransmitters ...
Multiple Choice Questions (2 points each) Which of the following is
Multiple Choice Questions (2 points each) Which of the following is

... See pages 234-239. The general structure of collagen fibrils is that they are arranged in a triple helical structure. Each of the strands is wound into a left-handed helix that is more extended than an alpha-helix. The three strands of the fibril are in turn wound around each other in a right-handed ...
Robustness of the model
Robustness of the model

... choices: Which protein classes make up the structural backbone? Is it necessary to assume a structural backbone? In this section, we show that coiled-coil proteins are unique among the protein classes regarding their ability to recruit other proteins to the centrosome. Furthermore, we use a differen ...
Site-Directed Mutagenesis of the Proposed Catalytic Amino Acids
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... cleavage releases the capsid protein from the nascent polyprotein (1, 23). The remaining cleavages occur during insertion of the protein into the endoplasmic reticulum, subsequent processing, and transport to the cell membrane (3, 9) and are postulated to be effected by cellular proteases active in ...
Incomplete handout (Lecture 2) - the Conway Group
Incomplete handout (Lecture 2) - the Conway Group

... How  does  the  information  in  DNA  actually  translate  into  polypeptide  sequences?   ...
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GENETICS TEST IV - Daytona State College
GENETICS TEST IV - Daytona State College

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Inquiry into Life Twelfth Edition
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The “m”
The “m”

... DNA in the nucleus into mRNA and then translates the mRNA into chains of amino acids in the cells ribosomes. ...
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File - Mr. Blaschke`s Science Class

... than those near the ends decreasing probability of protein binding and hence regulating transcriptional activity ...
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... Tandem mass spectra were extracted, charge state deconvoluted and deisotoped by Proteome Discoverer version 1.4.0.288. All MS/MS samples were analyzed using Sequest (XCorr) (Thermo Fisher Scientific, San Jose, CA, USA; version 1.4.0.288) and X! Tandem (The GPM, thegpm.org; version CYCLONE (2010.12.0 ...
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Lipid modification of proteins and its relevance to protein targeting

... (Kamps et al. 1986). This protein is found primarily in the plasma membrane, and in particular in association with adhesion plaques. The addition of myristate alone would seem inadequate to generate such specificity and this is supported by the localisation of other myristoylated proteins to the cyt ...
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... • A primer is a strand of nucleic acid that serves as a starting point for DNA synthesis. • These primers are usually short, chemically synthesized oligonucleotides, with a length of about twenty bases. They are hybredized to a target DNA, which is then copied by the polymerase. • minimum primer len ...
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... with ribosomes and tRNA. Ribosomal RNA (rRNA) is also involved in translation. ...
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... As part of its mission to increase structural coverage of protein families, JCSG is targeting proteins from the large CATH homologous superfamily 3.40.630.10 of zinc peptidases, which belong to the phosphorylase/hydrolase-like fold in SCOP and are comprised of proteins from several Pfam families (th ...
清华大学本科生考试试题专用纸
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... A. Only epinephrine stimulates glyconeogenesis. B. Only glucagon stimulates glyconeogenesis. C. Only epinephrine acts on muscle. D. Only glucagon stimulates glycolysis. Answer(s): C 39. The enzyme(s) responsible for the transcription of eukaryotic rRNA is: A. RNA polymerase I B. RNA polymerase II C. ...
pdf file - The Department of Computer Science
pdf file - The Department of Computer Science

... The first principles of the evolution of the triplet code (Trifonov 2004), suggested by the consensus evolutionary temporal order of amino acids are: (1) Abiotic start, (2) Primacy of thermostability, (3) Complementarity of codons and of early mRNA, (4) Processivity of codon acquirements, each havin ...
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Chapter-1-Structure-and-Variety-of-Protein

... sequence of Amino Acids • Weak chemical links called HYDROGEN BONDS form between certain amino acids in a polypeptide chain. • This causes the chain to become coiled and spiral (HELIX). This is the Seconday structure! ...
Ribosomes: Cashing in on crystals
Ribosomes: Cashing in on crystals

... as the long rRNA helix in the 30S subunit at the interface. By correlating the electron density maps with features of the RNA visible at 7.8 Å resolution, it was possible to determine the interface between the subunits in the 70S ribosome. Peripheral contacts involve RNA–protein interactions, wherea ...
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Gene expression



Gene expression is the process by which information from a gene is used in the synthesis of a functional gene product. These products are often proteins, but in non-protein coding genes such as transfer RNA (tRNA) or small nuclear RNA (snRNA) genes, the product is a functional RNA.The process of gene expression is used by all known life - eukaryotes (including multicellular organisms), prokaryotes (bacteria and archaea), and utilized by viruses - to generate the macromolecular machinery for life.Several steps in the gene expression process may be modulated, including the transcription, RNA splicing, translation, and post-translational modification of a protein. Gene regulation gives the cell control over structure and function, and is the basis for cellular differentiation, morphogenesis and the versatility and adaptability of any organism. Gene regulation may also serve as a substrate for evolutionary change, since control of the timing, location, and amount of gene expression can have a profound effect on the functions (actions) of the gene in a cell or in a multicellular organism.In genetics, gene expression is the most fundamental level at which the genotype gives rise to the phenotype, i.e. observable trait. The genetic code stored in DNA is ""interpreted"" by gene expression, and the properties of the expression give rise to the organism's phenotype. Such phenotypes are often expressed by the synthesis of proteins that control the organism's shape, or that act as enzymes catalysing specific metabolic pathways characterising the organism.
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