Form long insoluble fibers, giving strength and support to tissues
Fibrous protein in connective tissue
Transport small organic molecules and ions across cell membranes
Protein that regulates blood glucose level
Transports oxygen from the lungs to tissues
Proteins that catalyze and regulate all aspects of cellular function
Are biomolecules that contain many amide bonds, formed by joing amino acids together
Proteins comes from the greek word? Which means?
Proteins is approximately how many percent in our body?
Gives support and structure to tissues and cells.
Regulate the body's metabolism
Carry substances through the blood
Store elements and ions in organs
Control muscle movements
Defend the body against foreign substances
Stores iron in the liver
Protein that control muscle contractions
Fibrous protein in hair, skin and nails
Protein that stores oxygen in tissues
Protein hormone synthesized in the pancreas
Body stores for use when needed
Is not stored and must be consumed on a daily basis
Recommended daily intake of proteins for adults
Amino acids contain how many functional groups? What are these?
Bonded to an alpa carbon
How many amino acids occur naturally in proteins
What are R groups called in amino acids?
Simpliest amino acid
Amino acids with an additional COOH group
Amino acids with additional basic N atom in the side chain
Proton transfer from the acid and base forms a salt called
What does zwitterion contains?
What are the 10 essential amino acids?
10 non essential amino acids?
The body cant produce these amino acids
These are low in Lysine
These are low in methionine
Except glycine, does all other amino acids have chiralty center?
Carbon bonded to four different groups
Used to designate the arrangement of groups on the chiralty center of amino acids
Have -NH3+ group on the left side in the Fischer Projection
Have -NH3+ group on the right side in the Fischer Projection
Naturally occuring amino acids
Occur infrequently in nature
What is the net charge of zwitterion?
Exists in different forms , depending on the pH of the aqueous sol'n in which it dissolved
Carboxyl groups having negative net charge
Amino group that bears a net positive charge
Strong acid is added to lower the pH to 2 or less
Strong base is added to A to raise the pH to 10 or higher
PH at which the amino acid exists primarily in its neutral form is called and abbreviated by?
Isoelectric points of a neutral amino acids
When amino acids are joined together by amide bonds, they form larger molecules called?
Has two amino acids joined together by one amide bond?
Joined together by 2 amide bond and has three amino acids
Both have many amino acids joined together in long linear chains
Reserved for polymers of more than 40 amino acids
Amide bonds in peptides and proteins
Individual amino acids are called?
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