Nucleic acids and proteins Flashcards
1
Q
What bases are purines?
A
Adenine (A) and Guanine (G)
2
Q
What bases are pyrimidines
A
Cytosine (C), Thymine (T) and Uracil (U)
3
Q
what bases are found in DNA?
A
Adenine (A), Guanine (G), Thymine (T) and Cytosine (C)
4
Q
What bases are found in RNA?
A
Adenine (A), Guanine (G), Uracil (U) and Cytosine (C)
5
Q
What is the three letter code for Asparagine?
A
Asn
6
Q
What is the three letter code for Glutamine?
A
Gln
7
Q
What is the pka of aspartic acid?
A
pka = 4.1
8
Q
What is the pka of Glutamic Acid
A
pka = 4.1
9
Q
What is the pka of histidine?
A
pka = 6.0
10
Q
What is the pka of Lysine
A
pKa= 10.8
11
Q
What is the pka of cycteine?
A
pKa = 8.3
12
Q
What is the pka of Arginine?
A
pKa= 12.5
13
Q
What is the pka of Tyrosine?
A
pka = 10.9
14
Q
What is the charge of Tyr at pH 1, 7, 14
A
pH 1 = +1
pH 7 = uncharged
pH 14= -2
