Lesson 4: Classifications of Proteins Flashcards
How many aa does a peptide chain have ?
3-50
What is the word for a protein with 10 polyptide chains ? (subnits)
Oligomeric
What are the 2 classifications that have to do with whether the polypetide chains are identical or not ?
Homodimeric & Heterodimeric
What are 2 examples of globular proteins ?
1) Globulins (hemoglobin)
2) Albumins
3) Enzymes
What is another name for fibrous proteins ?
Scleroproteins
What are 2 examples of firbous proteins ?
1) Collagen
2) Elastin
3) Fibrin
4) Myosin
5) Keratins
Fibrous proteins are soluble in ____ and insoluble in ____.
1) Strong acids and bases
2) Water, weak acids and bases
Which structure of proteins is suitable for an enzyme ?
Globular
What are the 2 types of simple proteins ?
Globular and Fibrous
What are the derived proteins ?
Proteoses
Peptones
Peptides
Conjugated Proteins contain____
prosthetic goups
What are the three examples of Metalloproteins ?
Ferritin, alcohol dehydrogenase, calmodulin
Example of glycoprotein
y-globulin of blood
Example of lipoproteins
chylomicron
Example of flavoproteins
succinate dehydrogenase
Example of blood protein
fibrinogen
Example of nutrient and storage proteins
Gliadin
Example of transport protein
Transferrin transports iron & haemoglobin
Example of Defense / Protective
Immunoglobulin’s
Example of Receptors
Acetylcholine recept
Example of Storage
Ferritin stores iron
Example of Catalytic
Amylase digests CHO
Examples of Incomplete proteins
gelatin (laks Trp), zein (lacks Trp, Lys)
Example of Partially incomplete proteins
wheat and rice proteins (limiting Lys, Thr)
