Download Next-Generation Sequencing Data Analysis by Xinkun Wang PDF

By Xinkun Wang

A realistic advisor to the hugely Dynamic sector of vastly Parallel Sequencing

The improvement of genome and transcriptome sequencing applied sciences has resulted in a paradigm shift in existence technological know-how study and sickness prognosis and prevention. Scientists at the moment are in a position to see how human illnesses and phenotypic adjustments are attached to DNA mutation, polymorphism, genome constitution, and epigenomic abnormality. Next-Generation Sequencing info research exhibits how next-generation sequencing (NGS) applied sciences are utilized to remodel approximately all features of organic research.

The e-book walks readers in the course of the a number of phases of NGS information new release and research in an easy-to-follow type. It covers each step in each one level, from the drawing board of experimental layout, pattern processing, sequencing process formula, the early level of base calling, reads caliber money and information preprocessing to the intermediate level of mapping reads to a reference genome and normalization to extra complicated phases particular to every program. All significant purposes of NGS are coated, including:

RNA-seq: mRNA-seq and small RNA-seq Genotyping and variation discovery via genome re-sequencing" De novo" genome meeting ChIP-seq to check DNA protein interplay Methylated DNA sequencing on epigenetic rules Metagenome research via group genome shotgun sequencing
Before detailing the analytic steps for every of those purposes, the publication provides the bits and bobs of the main generic NGS structures, with side-by-side comparisons of key technical points. This is helping practitioners make a decision which platform to take advantage of for a specific venture. The booklet additionally bargains a point of view at the improvement of DNA sequencing applied sciences, from Sanger to future-generation sequencing technologies.

The publication discusses suggestions and ideas that underlie each one analytic step, besides software program instruments for implementation. It highlights key good points of the instruments whereas omitting tedious info to supply an easy-to-follow consultant for practitioners in lifestyles sciences, bioinformatics, and biostatistics. moreover, references to unique descriptions of the instruments are given for additional analyzing if wanted. The accompanying site for the e-book offers step by step, real-world examples of the way to use the instruments lined within the textual content to analyze initiatives. all of the instruments are freely to be had to educational users."

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Additional info for Next-Generation Sequencing Data Analysis

Example text

The backbone of each strand is made of the sugar moiety and phosphate, which are invariably connected in an alternating fashion and therefore do not carry genetic information. The “rungs” that connect the two strands are composed of nucleobases, which are where the information is stored. Since the discovery of this structure in 1953 by Watson and Crick, the elegance and simplicity of this structure has fascinated generations of biologists, chemists, and scientists from other fields. There are four different types of nucleobases (or simply bases) in DNA: two purines (adenine, usually abbreviated as A; and guanine, G) and two pyrimidines (cytosine, C; and thymine, T).

Gradual sequence change and diversification of early genomes, over billions of years, have evolved into the extremely large number of genomes that had existed or are functioning in varying complexity today. In this process, existing DNA sequences are constantly modified, duplicated, and reshuffled. Most mutations in protein-coding or regulatory sequences disrupt the protein’s normal function or alter its amount in cells, causing cellular dysfunction and affecting organismal survival. Under rare conditions, however, a mutation can improve existing protein function or lead to the emergence of new functions.

5´ Sense strand Antisense strand Transcription mRNA 5´... 3´ Translation Peptide Met - Arg - Thr - Leu - Gly - ... 1 How the two strands of DNA template match the transcribed mRNA in sequence, and the genetic code in mRNA sequence corresponds to the peptide amino acid sequence. 38 Next-Generation Sequencing Data Analysis consensus sequence TATAAT. Once reaching the TSS, the sigma factor disassociates from the core enzyme. The core RNA polymerase, unlike DNA polymerase, does not need a primer, but otherwise the enzyme catalyzes the attachment of nucleotides to the nascent RNA molecule one at a time in the 5′→3′ direction.

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