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Amino Acids
Amino Acids

... Amino acids are the building blocks of proteins; proteins are made of amino acids. When you ingest a protein your body breaks it down into the individual aminos, reorders them, re-folds them, and turns them into whatever is needed by the body at that time. From only 20 amino acids, the body is able ...
Genes As Information
Genes As Information

...  The combination ATCG is the instructions for the protein ...
Pre-AP Unit 4 Homework
Pre-AP Unit 4 Homework

... 6. What is the difference between a heterozygous phenotype produced by incomplete dominance and a heterozygous phenotype produced by codominance? 7. Fill in the numbered blanks in this table on your own paper. ...
Symposium 74_Evolution: The Molecular Landscape
Symposium 74_Evolution: The Molecular Landscape

... the aid of sophisticated catalysts such as protein enzymes or ribozymes, as may have occurred early in the origin of life, and as we wish to occur in our model protocells, it is necessary to consider modifications of standard nucleotide chemistry. For example, it has long been known that the substit ...
2-3
2-3

... reasons for this. First, carbon atoms have four valence electrons, allowing them to form strong covalent bonds with many other elements. Carbon can bond with many elements, including hydrogen, oxygen, phosphorus, sulfur, and nitrogen to form the molecules of life. Living organisms are made up of mol ...
File - Mrs. Pisciotta`s Biology Classes
File - Mrs. Pisciotta`s Biology Classes

... reasons for this. First, carbon atoms have four valence electrons, allowing them to form strong covalent bonds with many other elements. Carbon can bond with many elements, including hydrogen, oxygen, phosphorus, sulfur, and nitrogen to form the molecules of life. Living organisms are made up of mol ...
Chapter 25 Amino Acids, Peptides, and Proteins
Chapter 25 Amino Acids, Peptides, and Proteins

... Amino acids in which the two functional groups are separated by exactly one carbon atom are called _______ amino acids. Amino acids are coupled together by amide linkages called ____________ bonds. Relatively short chains of amino acids are called ___________. Only twenty amino acids are abundantly ...
The role of DNA damage in laminopathy progeroid syndromes
The role of DNA damage in laminopathy progeroid syndromes

... accumulation of unrepaired DSBs [30]. In a more recent study, hypoacetylation of H4 was observed in fibroblasts from a ZmpSte24 − / − mouse. Hypoacetylation of H4 was linked to loss of nuclear matrix association of the histone acetyltransferase Mof. Importantly, overexpression of Mof in ZmpSte24 − / ...
macromoleculeppt
macromoleculeppt

... Carbs… Characteristics of Sugars 4) In aqueous solutions, many monosaccharides form rings. Equilibrium favours the ring structure. The #5C –OH reacts within the molecule at the terminal aldehyde group, breaking the double bond and creates a closed ring ...
Cell - Thomas A. Stewart Secondary School
Cell - Thomas A. Stewart Secondary School

... Carbs… Characteristics of Sugars 4) In aqueous solutions, many monosaccharides form rings. Equilibrium favours the ring structure. The #5C –OH reacts within the molecule at the terminal aldehyde group, breaking the double bond and creates a closed ring ...
[edit] Amino acids and proteins [edit] Lipids
[edit] Amino acids and proteins [edit] Lipids

... ribose sugar group, and a nitrogenous base. Nucleic acids are critical for the storage and use of genetic information, through the processes of transcription and protein biosynthesis.[7] This information is protected by DNA repair mechanisms and propagated through DNA replication. Many viruses have ...
What is Biotechnology - Chariho Regional School District
What is Biotechnology - Chariho Regional School District

... antibiotics can be harvested from natural sources like fungi. They will also be introduced to the basic principles of genetic engineering and will see how bacteria can be transformed to produce a protein product from another organism. Using the insulin production model as a foundation, they will res ...
•High Boiling Point •High Specific Heat (Heat Capacity) •Very polar
•High Boiling Point •High Specific Heat (Heat Capacity) •Very polar

... •Requires the sugar to be linear so that carbonyl is accessible (but remember that cyclic sugars can open up and then be reducing) These are reducing because an OH is attached to the anomeric ...
An enzyme within the ribosome catalyzes a synthesis reaction to
An enzyme within the ribosome catalyzes a synthesis reaction to

... 1. To start protein synthesis, a ribosome binds to mRNA. The ribosome has two binding sites for tRNA with its amino acid. Note that the first codon to associate with a tRNA is AUG, the start codon, which codes for methionine. The codon of mRNA and the anitcodon of tRNA are aligned and joined. The ot ...
Protein engineering of aldolase: Directed evolution
Protein engineering of aldolase: Directed evolution

... Gavin Williams, Jijun Hao, Silvie Domann, Chris Plummer, Adam Nelson and Alan Berry Introduction Four billion years of natural evolution has created an enormous array of enzymes that can potentially be used as biocatalysts for the clean synthesis of complex medicinal and industrial compounds. Natura ...
Plasmid Purification, Restriction Digest, and Lithium Acetate
Plasmid Purification, Restriction Digest, and Lithium Acetate

... One reason that the results of Avery and his coworkers were not readily accepted was that many researchers were unable to reproduce transformation for certain genes. In particular, many scientists unsuccessfully tried to transform bacterial strains that were sensitive to antibiotics into strains tha ...
Presentation 3
Presentation 3

... not yet understand living systems completely enough to perform DNA surgery without creating mutations which could be harmful to the environment and our health. They are experimenting with very delicate, yet powerful forces of nature, without full knowledge of the repercussions. (Washington Times 199 ...
UCSC Known Genes (by Jim Kent)
UCSC Known Genes (by Jim Kent)

... • Single exon gene edges take 4 though. • Rank input RNA by whether refSeq, and number of good edges they use. • If any good edges, output a transcript consisting of the edges used by the first RNA. • Output transcript based on next RNA if the good edges it uses have not been output in same order be ...
Translation: RNA-protein
Translation: RNA-protein

... Evolution of the Genetic Code • Genetic code – nearly universal: shared by the simplest bacteria, plants, fungi and animals ...
Chapter 6 Digestion and Human Health
Chapter 6 Digestion and Human Health

... Sometimes enzymes need help in order to bind to substrates: coenzymes – organic molecules synthesized from vitamins cofactors – inorganic molecules such as Fe, Zn, K, etc. ...
ppt slides
ppt slides

... •Requires the sugar to be linear so that carbonyl is accessible (but remember that cyclic sugars can open up and then be reducing) These are reducing because an OH is attached to the anomeric ...
Chapter 11 Powerpoint
Chapter 11 Powerpoint

... • 2. All have a significant number of unusual bases made by altering normal base posttranscriptionally • 3. All have base sequences in one part of molecule that are complementary to those in other parts • 4. Thus, all fold in a similar way to form cloverleaf-like structure (in 2 dimensions) • 5. Ami ...
Lecture Presentation to accompany Principles of Life
Lecture Presentation to accompany Principles of Life

... rejoining, but segment is “flipped” Translocations—segment of DNA breaks off and is inserted into another chromosome; this can lead to duplications and deletions ...
RECOMBINANT DNA TECHNOLOGY: APPLICATIONS IN THE
RECOMBINANT DNA TECHNOLOGY: APPLICATIONS IN THE

... Human Insulin Structure. Amino Acid RNA to DNA Conversion: The required DNA sequence can be determined because the amino acid compositions of both chains have been charted. Sixty three nucleotides are required for synthesizing the A chain and ninety for the B chain, plus a codon at the end of each c ...
(a) (c)
(a) (c)

... (c) Nucleotide components: nitrogenous bases ...
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Nucleic acid analogue



Nucleic acid analogues are compounds which are analogous (structurally similar) to naturally occurring RNA and DNA, used in medicine and in molecular biology research.Nucleic acids are chains of nucleotides, which are composed of three parts: a phosphate backbone, a pucker-shaped pentose sugar, either ribose or deoxyribose, and one of four nucleobases.An analogue may have any of these altered. Typically the analogue nucleobases confer, among other things, different base pairing and base stacking properties. Examples include universal bases, which can pair with all four canonical bases, and phosphate-sugar backbone analogues such as PNA, which affect the properties of the chain (PNA can even form a triple helix).Nucleic acid analogues are also called Xeno Nucleic Acid and represent one of the main pillars of xenobiology, the design of new-to-nature forms of life based on alternative biochemistries.Artificial nucleic acids include peptide nucleic acid (PNA), Morpholino and locked nucleic acid (LNA), as well as glycol nucleic acid (GNA) and threose nucleic acid (TNA). Each of these is distinguished from naturally occurring DNA or RNA by changes to the backbone of the molecule.In May 2014, researchers announced that they had successfully introduced two new artificial nucleotides into bacterial DNA, and by including individual artificial nucleotides in the culture media, were able to passage the bacteria 24 times; they did not create mRNA or proteins able to use the artificial nucleotides. The artificial nucleotides featured 2 fused aromatic rings.
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