七、氨基酸的特性
氨基酸名称 |
三字母缩写 |
单字母缩写 |
质量 |
侧链电离的pHa值 |
结构式 |
丙氨酸(alanine) |
Ala |
A |
89.09 |
|
|
精氨酸(arginine) |
Arg |
R |
174.2 |
12.48 |
|
天冬酰氨(asparagine) |
Asn |
N |
132.1 |
|
|
天冬氨酸(aspartic acid) |
Asp |
D |
133.1 |
3.86 |
|
半胱氨酸(systeine) |
Cys |
C |
121.12 |
|
|
谷氨酰胺(glutamine) |
Gln |
Q |
146.15 |
|
|
谷氨酸(glutamic acid) |
Glu |
E |
147.13 |
4.25 |
|
甘氨酸(glycine) |
Gly |
G |
75.07 |
|
|
组氨酸(histidine) |
His |
H |
155.16 |
6.0 |
|
异亮氨酸(isoleucine) |
lle |
I |
131.17 |
|
|
亮氨酸(leucine) |
Leu |
L |
131.17 |
|
|
赖氨酸(lycine) |
Lys |
K |
146.19 |
|
|
甲硫氨酸(methionine) |
Met |
M |
149.21 |
|
|
苯丙氨酸(phenylanaline) |
Phe |
P |
165.19 |
|
|
脯氨酸(proline) |
Pro |
P |
115.13 |
|
|
丝氨酸(serine) |
Ser |
S |
105.06 |
|
|
苏氨酸(threonine) |
Thr |
T |
119.12 |
|
|
色氨酸(tryptophan) |
Trp |
W |
204.22 |
|
|
酪氨酸(tyrosine) |
Tyr |
Y |
181.19 |
10.07 |
|
缬氨酸(valine) |
Val |
P |
117.15 |
|
|