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Amino Acids

Nov 27, 2014

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Amino Acids. The building block of proteins. Amino Acids. Amino acids are the building blocks of proteins Ex: Individual Legos= amino acids Lego house= protein polymer = polypeptide ( three or more amino acids linked together) monomer = amino acids 20 different amino acids.

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Amino Acids

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Amino Acids The building block of proteins
Amino Acids Amino acids are the building blocks of proteins Ex: Individual Legos= amino acids Lego house= protein polymer=polypeptide ( three or more amino acids linked together) monomer =amino acids 20 different amino acids
Basic Amino Acid Structure

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Amino acids

Amino acids. R-groups. non-polar polar acidic basic. proteins . condensation between carboxylic acids and amines. +. +. H 2 O. carboxylic acid. amide. amine. Amides. resonance structure. amides. dipeptide. glycine. alanine. Ala-Gly. +H 2 O. H. H. H. _. _. _. =. =.

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Amino Acids

Amino Acids. Dehydration reaction ( condensation ) -- two amino acids linked together. enzymes necessary link is between carboxyl group on one a.a. and the amino group on the other. water is formed and remaining N and C link together with a peptide bond

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Amino Acids

Amino Acids. C483 Spring 2013. Questions. 1. Amino acids with non- ionizable side chains are zwitterions when they are ________. A ) in any solution D) in alkaline solutions only B ) at physiological pH, pH = 7.4 E) All of the above C ) in acidic solutions only

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AMINO ACIDS

AMINO ACIDS. M.F.Ullah , Ph.D Showket H.Bhat , PhD. COURSE TITLE : BIOCHEMISTRY 1 COURSE CODE : BCHT 201. PLACEMENT/YEAR/LEVEL: 2nd Year/Level 4, 1st Semester. PROTEINS. Proteins are polymer (chain) made up of smaller units called amino acid which are linked together by peptide bonds.

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AMINO ACIDS

AMINO ACIDS. Ikeda in 1908, working on the flavouring component in kelps Discovered GLUTAMIC ACID (L-glutamate) after acid hydrolysis and fractionation of kelp and neutralization with caustic soda. These treatments enhance the taste of kelp Gave rise to the birth of

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AMINO ACIDS

AMINO ACIDS. The building blocks for proteins. What You Need to Know. Four basic classes of amino acids What are general characteristics and importance for each class? acid-base properties? How do they form peptide bonds? What other way can they be classified?

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Amino Acids

Amino Acids. Devin Soderland. What Are Amino Acids?. Amino Acids a re molecules which contain: an amine group, a carboxylic acid group, and an R-grou p side-chain that is specific to each different amino acid. What Do Amino Acids Do?.

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Amino acids

Amino acids. Learning outcomes. What are the amino acids? Sources of amino acids. General structure. Classification of amino acids. Abbreviations and symbols. Optical properties. Amino acid configuration. Non-standard amino acids. Derivatives of amino acids. What are amino acids?.

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Amino Acids:

Amino Acids:. Peptide Bond. * Elimination of water upon formation. * Peptide bond is flat. Non-polar. Aromatic. Residues (R’s):. + Charged. Polar, uncharged. - Charged. Groups of Amino acids:. Amino Acid Types:. * Water-loving ( polar ): - Charged: Has an NH3+, or COO-

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Amino Acids

Amino Acids. Characteristics and Structures. Amino Acids. There are 20 amino acids derived from proteins. While there are several methods of categorizing them, one of the most common is to group them according to the nature of their side chains. 1-Nonpolar Side Chains

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Amino acids

Amino acids. Qualitative Tests. Amino Acids. Amino acid play A central role as buildind block of proteins. Amino acids also converted to specialized products. More than 300 different amino acids have been described in nature, only 20 are commonly found in mammalian proteins..

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Amino acids

Amino acids. (Foundation Block) Dr. Ahmed Mujamammi Dr. Sumbul Fatma. Learning outcomes. What are the amino acids? General structure. Classification of amino acids. Optical properties. Amino acid configuration. Non-standard amino acids. Derivatives of amino acids.

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AMINO ACIDS

AMINO ACIDS. Nonpolar Polar Charged. Carboxylic acid. Amine. Amide. Proteins are polymers of Amino Acids joined by peptide linkages. Primary (1 º) Structure. SECONDARY (2 º) STRUCTURE. -Helix. MYOGLOBIN. -Sheet. Secondary (2 º) Structure results from

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Amino Acids

Amino Acids. Amino Acid Structure. Know the parts of an amino acid 1. Amino group 2. Carboxylic Acid (Carboxylate) 3. R-Group. R-Groups. Amino acids are classified by their R-groups and the groups interaction with water 1.Hydrophobic-The majority of R-groups 2. Polar Uncharged

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Amino Acids

Amino Acids. Amino Acids. Amino Acids. Amino Acids. Properties of Amino Acids. Ques. 4: Use the above structures to answer the questions below: a. Which amino acid is most polar? b. Which amino acid is least polar? c. Which amino acid has an acidic side chain?

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Amino Acids

From non-animal source, meets EP, USP testing specifications, suitable for cell culture. CAS Number 74-79-3. Endotoxin tested. AA-446L-AsparagineAmino AcidsInquirySuitable for cell culture, suitable for insect cell culture. CAS Number 70-47-3. AA-447L-GlutamineAmino AcidsInquiryMeets USP testing specifications, cell culture tested, from non-animal source. CAS Number 56-85-9. Endotoxin tested.

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Amino Acids

Amino Acids. Structural Feature of Proteins. Proteins functionally diverse molecules in living systems such as: in the body are polymers made from 20 different amino acids. differ in characteristics and functions that depend on the order of amino acids that make up the protein.

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AMINO ACIDS

AMINO ACIDS. Structure of α -amino acids. α -carbon. Aminoacetic acid = glycine. Dipolar nature of α -amino acids. Glycine Propylamine Propionic acid. μ = 14 D. μ = 1.7 D. μ = 1.4 D.

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Amino Acids

Amino Acids. Aims of The Lecture. The students should be learning about Amino acids: The structures and types. The modified &amp; uncommon types. Optical properties. Acid-Base properties and Buffer characteristic. The importance and functional role. Structural Feature of Proteins.

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Amino Acids

O. C. OH. Amino Acids. carboxylic acid. H 2 N. H. C. amine. . H. R. R. varies with amino acid. R = H. glycine. -CH-CH 3. CH 3. -CH 2 -CH-CH 3. CH 3. -CH-CH 2 -CH 3. CH 3. Nonpolar. R-groups. -H. glycine. alanine. -CH 3. valine. proline. 2 o amine.

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Amino Acids

R. Amino Acids. Lecture (1): Amino Acids are the building units of proteins. Proteins are polymers of amino acids linked together by what is called “ Peptide bond” (see latter). There are about 300 amino acids occur in nature. Only 20 of them occur in proteins. Structure of amino acids:

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