Proteins
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Examples / Types of proteins
Enzymes , Hormones , Storage proteins and transport proteins etc
What monomer are proteins made from
Amino acids
How many amino acids are present in all life forms
20
R group is the
Variable group
Anime group is the
H2N
Carboxylic acid group is the
COOH
Name of most simple amino acid
Glycine with its R group just being a hydrogen atom
What makes proteins different from lipids and carbohydrates
They contain nitrogen in their amine group
How do two amino acids join together
Condensation
The bond type between two proteins
Peptide bond
Two amino acids joined together is known as
Dipeptide
Where does the peptide bond between the two amino acids form
Between the H molecule in one of the amino acids amine group and between the OH molecule in the other amino acids carboxylic group
What is given off when two amino acids join via condensation to make a dipeptide
One molecule of water
Four levels of protein structure
Primary Secondary Tertiary Quaternary
Primary structure
The number / sequence of amino acid
Secondary structure
Hydrogen bonds forming between the amino acids in the chain which causes the protein to coil into an alpha-helix or a beta-pleated sheet