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Biochemistry > Protein > Flashcards

Protein Flashcards

1
Q

What is the acidic amino acids?

A

1-asparitic acid
2-Glutamic acid

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2
Q

What is the basic amino acids ?

A

Arginine,Histidine,Lysine

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3
Q

What are the essential amino acids?

A

1-try: Tryptophan
2-this:threonine , histidine
3-VIP: valine,Isolysine, phenylalanine
4-Mall:methionine,arginine,leucine,lysin

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4
Q

What are the ketogenic amino acids,

A

leucin,lysine

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5
Q

What is the mixed amino acids ?

A

F! phenylalanine
I: isoleucine
T:Tyrosine
T: Tryptophan
T:threonine

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6
Q

Semi essential amino acid synthesized in our body in small amount

A

Arginine

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7
Q

Albulin and globulin (characters & sites)

A

1- Both are cogulted by heat.
Egg ,-blood ,milk plants.

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8
Q

Proteins rich in acidic amino acids

A

Glutelin ,prolamine(gliadins)

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9
Q

Site of glutelin , prolamine

A

1 wheat+ zeine of maize (prolamine)

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10
Q

Basic proteins that contain basic amino acids

A

Protamine, histones

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11
Q

What is the site of protamine

A

Spermatozoa of salmon fish

Present in

DNA

+ In combination with nucleic acid (DNA) + In combination with nu

e.g. Nucleoprotein (chromatin)

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12
Q

Protein present in spermatozoa of salamon fish

A

Protamine

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13
Q

Nucleuprotein is ………..

A

Chromatin

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14
Q

Sscleroproteins is a term relating to……

A

Albuminoids

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15
Q

The only protein ,one of albuminoids, digested by proteolytic enzymes……

A

Elastin

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16
Q

Characters of albuminoids

A

Not soluble in water
Not coagulated by heat.
Not digested by proteolytic enzymes (except elastin)

+ Not present in plant tissues (Le. present only in animal tissues))

+Have supportive and protective functions (fibrous proteins).

17
Q

Sites of keratin

A

Hair,nails ,dermis

18
Q

Structure of keratin

A

Rich in sulfur amino acid such as ,cysteine

19
Q

An example of sulfur amino acids

A

Cysteine

20
Q

What is the site of elastin

A

Elastic tissues, wall of lung ,ligament ,arteries, joints

21
Q

Elastin rich in …….,………

A

Proline ,hydroxy proline

22
Q

Collagen rich in ……,……

A

Proline ,hydroxy proline

23
Q

Sites of collagen

A

Skin,connective tissue

24
Q

Collagen convert to…….by boiling

A

Gelatin

Biochemistry (8 decks)

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