Amino acids and proteins

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Presentation transcript:

Amino acids and proteins Introduction Chemistry of life Amino acids and proteins Carbohydrates Nucleic acids Lipids Functions of proteins

Major classes of organic compounds in our cells Amino acids and proteins Carbohydrates and polysaccharides Nitrogen bases and nucleic acids (RNA/DNA) Lipids

Major classes of organic compounds: Amino acids and proteins

Major classes of organic compounds: Amino acids and proteins

Major classes of organic compounds: Amino acids and proteins

Major classes of organic compounds: Carbohydrates and polysaccharides

Major classes of organic compounds: nitrogen bases

Major classes of organic compounds: lipids

Major classes of organic compounds: lipids

Major classes of organic compounds: lipids

Major classes of organic compounds: lipids

Proteins: functions and diversity

Enzymes increase rate of all chemical reactions in our cells (catalysis) chymotrypsin hexokinase

Antibodies perform protection against invasion

Channels and pumps: permeability of cellular membranes for different compounds

Cell motility Actin in red Microtubules (tubulin) in green

Hormones and receptors insulin (hormone that regulates blood glucose) GABA-receptor (GABA = gamma-aminobutiric acid; inhibitory neurotransmitter)

Transport of compounds in blood hemoglobin Serum albumin

Textbooks Lehninger Principles of Biochemistry, 5th Ed, David L. Nelson and Michael M. Cox, WH Freeman and Company. Harper`s illustrated biochemistry, 26th edition, Murray R, Granner D, Mayes P, Rodwell V, Lange medical books/McGrow-Hill

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You can download all lectures: http://web-local.rudn.ru/web-local/prep/rj/?id=194 dmitry.kiryukhin@gmail.com

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