amino acids and abreviations Flashcards

1
Q

which amino acids are the smallest

A

alanine and glycine

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2
Q

which amino acids chains are hydrophobic and non-polar

A

valine, leucine isoleucine methionine

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3
Q

what can non-polar hydrophobic amino acids also be described as

A

aliphatic

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4
Q

which amino acids are aromatic

A

tyrosine tryptophan phenylalanine

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5
Q

describe the structure of proline

A

has a three carbon sided chain bonded to the alpha amino nitrogen

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6
Q

how does the structure of proline affect its function

A

heterocyclic pyrrolidine ring restricts geometry of polypeptides

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7
Q

which amino acids are good for measuring concentrations

A

tyrosine and tryptophan as they absorb UV light at 280nm

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8
Q

which amino acid can form disulfide bonds

A

cysteine

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9
Q

which amino acids have alcohol groups on the side chains

A

serine threonine

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10
Q

which amino acids are basic (positively charged at a neutral pH)

A

lysine, arginine, histidine

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11
Q

what are basic amino acids also

A

polar and hydrophilic

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12
Q

which amino acids are acidic (negatively charged at a neutral pH )

A

aspartate glutamate polar and hydrophilic

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13
Q

which polar uncharged amino acids can also form hydrogen bonds

A

asparagine
glutamine

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14
Q

what is the abbreviation for alanine

A

ala - a

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15
Q

what is the abbreviation for arginine

A

arg - r

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16
Q

what is the abbreviation for asparagine

A

asn - n

17
Q

what is the abbreviation for aspartic acid

A

ASP - D

18
Q

what is the abbreviation for cysteine

A

CYS- C

19
Q

what is the abbreviation for glutamine

A

GLN - Q

20
Q

what is the abbreviation for glutamic acid

A

GLU - E

21
Q

what is the abbreviation for glycine

A

GLY-G

22
Q

what is the abbreviation for histidine

A

HIS- H

23
Q

what is the abbreviation for isoleucine

A

ILE - I

24
Q

what is the abbreviation for leucine

A

LEU - L

25
Q

what is the abbreviation for lysine

A

LYS - K

26
Q

what is the abbreviation for methionine

A

MET - M

27
Q

what is the abbreviation for phenylalanine

A

PHE - F

28
Q

what is the abbreviation for proline

A

PRO - P

29
Q

what is the abbreviation for serine

A

SER - S

30
Q

what is the abbreviation for threonine

A

THR - T

31
Q

what is the abbreviation for tryptophan

A

TRP - W

32
Q

what is the abbreviation for tyrosine

A

TYR - Y

33
Q

what is the abbreviation for valine

A

VAL - V

34
Q

what is the abbreviation for asparagine or aspartic acid

A

ALX - B

35
Q

what is the abbreviation for glutamine or glutamic acid

A

GLX - Z