By Richard C. Deonier, Simon Tavaré, Michael S. Waterman
This booklet provides the principles of key difficulties in computational molecular biology and bioinformatics. It makes a speciality of computational and statistical rules utilized to genomes, and introduces the math and data which are an important for figuring out those functions. The publication encompasses a unfastened obtain of the R software program facts package deal and the textual content offers nice crossover fabric that's fascinating and available to scholars in biology, arithmetic, records and laptop technological know-how. greater than a hundred illustrations and diagrams toughen options and current key effects from the first literature. workouts are given on the finish of chapters.
Read or Download Computational Genome Analysis: An Introduction PDF
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Additional info for Computational Genome Analysis: An Introduction
Example text
RNA molecules differ by length, base composition, and secondary and tertiary structure. Proteins are much more structurally diverse: the data represent only a sample of the diversity of structure types for proteins. Identical protein types from different organisms may differ in sequence; see the accession numbers for the source organism. A: DNA Name (GenBank acc. ) Mouse mtDNA (NC 001569) Bacteriophage λ (J02459) E. coli K-12 chromosome (U00096) Human chromosome 1 B: RNA Name (GenBank acc. 9 C: Protein Name (PDB acc.
Translation, where the polypeptide sequence corresponding to the mRNA sequence is synthesized; 4. Reverse transcription, where the RNA sequence is used as a template for the synthesis of DNA, as in retrovirus replication, pseudogene formation, and certain types of transposition. Most biological information is encoded as a sequence of residues in linear, biological macromolecules. This is usually represented as a sequence of Roman letters drawn from a particular alphabet. Except for some types of viruses, DNA is used to store genomic information.
The DNA text-editing “menu” (left) and associated enzymes. 3 Inheritance 15 color to change from red to white. In the latter case, the character is eye color, and the phenotype is red eye color. However, genes and phenotypes are not always in one-to-one correspondence. For example, in E. coli there are seven genes involved in the biosynthesis of the amino acid tryptophan from a precursor molecule. Mutations in any of these seven genes might lead to a Trp− phenotype (which requires the addition of tryptophan for growth in the minimal medium).