Proteins, Amino Acids and Peptides - A Review

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

www.Examville.com Online practice tests, live classes, tutoring, study guides Q&A, premium content and more .

Amino Acids, Peptides and Proteins

The Proteins speak: “ We are the basis of structure and function of life; Composed of twenty amino acids, the building blo...

<ul><li>AMINO ACIDS </li></ul><ul><li>group of organic compounds containing two functional groups: </li></ul><ul><li>amino...

<ul><li>General Structure of Amino Acids </li></ul><ul><li>H H </li></ul><ul><li>R C COOH R C COOH </li></ul><ul><li> NH ...

<ul><li>⍺ - amino acids </li></ul><ul><li>amino </li></ul><ul><li>groups – attached to the </li></ul><ul><li>carboxyl s...

<ul><li>Classification of Amino Acids </li></ul><ul><li>based on polarity </li></ul><ul><li>of the R group </li></ul><ul>...

<ul><li>Non-polar AA </li></ul><ul><ul><ul><li>hydrophobic (water hating) </li></ul></ul></ul><ul><ul><ul><li>No charge on...

<ul><li>3. Polar AA with (+) ‘R’ group </li></ul><ul><ul><ul><li>carries (+) charge </li></ul></ul></ul><ul><ul><ul><li>Ex...

<ul><li>2. Polar AA with no charge </li></ul><ul><li>on ‘R’ group </li></ul><ul><ul><ul><li>no charge on the ‘R’ group </...

<ul><li>Physical Properties </li></ul><ul><li>1. Solubility - soluble in water and insoluble in organic solvents </...

<ul><li>4. Optical Properties </li></ul><ul><li>- Assymetric  a carbon atom is </li></ul><ul><li> attached to 4 </...

<ul><li>All AA except Glycine possess optical isomers due to asymmetric ⍺-carbon atom </li></ul><ul><li>Some AA (Isoleuci...

<ul><li>D- and L- forms of AA based on </li></ul><ul><li>the structure of glyceraldehyde </li></ul><ul><li>CHO CHO </li>...

<ul><li>R R </li></ul><ul><li>H C NH 2 H 2 N C H </li></ul><ul><li> COOH COOH </li></ul><ul><li> D-Amino Aci...

<ul><li>5. Amino acids as ampholytes </li></ul><ul><ul><ul><li>can donate a proton or accept a </li></ul></ul></ul><u...

<ul><li>Zwitterion or dipolar ion: </li></ul><ul><li>Zwitter </li></ul><ul><li> from German word – means “hybrid” </...

<ul><li>AA rarely exist in a neutral form with free carboxylic ( - COOH) and free Amino ( - NH 2 ) groups </li></ul><ul><l...

<ul><li>Existence of an amino acid as Cation, Anion and Zwitterion </li></ul><ul><li>H </li></ul><ul><li>H ໋ R C COOH ...

<ul><li>B. Chemical Properties </li></ul><ul><li>General Reactions  mostly due to the 2 functional groups </li></ul>...

<ul><li>3. Reaction with Ammonia </li></ul><ul><li>- the carboxyl group of dicarboxylic AA reacts with NH 3 to form am...

<ul><li>Reactions due to -NH 2 group </li></ul><ul><li>4. The Amino groups behave as bases and </li></ul><ul><li> com...

<ul><li>Amino acid + Ninhydrin  Keto acid + NH 3 + CO 2 + Hydrindantin </li></ul><ul><li>Hydrindantin + N...

<ul><li>6. Colour reactions of Amino Acids </li></ul><ul><li>- AA can be identified by specific colour reactions </li></ul...

<ul><li>6. Sakaguchi Reaction Guanidino Group (Arg) </li></ul><ul><li>7. Nitroprusside Reaction Sulfhydryl groups (Cys) ...

<ul><li>7. Transamination </li></ul><ul><li>- important reaction in AA metabolism </li></ul><ul><li>- transfer of an amino...

<ul><li>Online practice tests </li></ul><ul><li>Live classes </li></ul><ul><li>Tutoring </li></ul><ul><li>Study guides </l...

Share Slideshare

LinkedIn
Facebook
Twitter

Embed

Size (px)

Show related Slideshows at end

WordPress Shortcode

Link

Share
Email

Regulation Of Metabolism by raj kumar 14041 views
3.6 Enzymes (Core and C2/7.6) by Stephen Taylor 77252 views
Proteins by musselburghgrammar 28780 views
Carbohydrate Metabolism by dluetgens 25869 views
Protein by Ch'an Khun 136260 views
Presentation on lipid by ssshruti 81764 views

View on Slideshare

1 of 27 Ad

View on Slideshare

1 of 27 Ad