Biochemistry of Proteins


Presentation Description

Proteins are linear polymers of aminacids. They have primary, secondary, tertiary and quaternary structure levels. These are illustrated in power point show.


Presentation Transcript

Slide 1: 

Biochemistry of Proteins Dr.S.K. Chile

What are proteins? : 

What are proteins? Linear polymer of amino acids. Specific structure and configuration. Specific function.

Biological Function of Protein : 

Biological Function of Protein Enzyme Building blocks Muscles Cytoplasm Storage Hormones Chromosome Other regulatory functions Protective Immunity Circulatory (Blood, P-proteins)

Slide 4: 

Stereo isomers of Amino acids (mirror images of each other)

Slide 5: 

Amino acids found in protein

Slide 8: 

OH+ + H2O H+ Amino acid as Amphoteric substance

Slide 9: 

OH+ + H2O H+ Zwitterions

Slide 10: 

+ + + H2O Amino acid Oxidized ninhydrn a– imino acid Reduced ninhydrn

Slide 11: 

+ NH3 + Oxidized ninhydrn Reduced ninhydrn Blue product

Slide 12: 

a– imino acid Keto acid Aldehyde

Classification of Protein : 

Classification of Protein Simple protein Conjugated protein

Structure of Protein : 

Structure of Protein Primary structure Secondary structure Tertiary structure Quaternary structure

Slide 16: 

R..n I HN-C-CO I H R5 I HN-C-CO I H + + +

Slide 24: 

Thanks Dr.S.K. Chile

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