遗传密码轮及氨基酸性质

遗传密码轮(codon wheel)

codon wheel.png

最里一层表示密码子的第一位,依次往外分别是第二位和第三位。括号中的单字母表示相应氨基酸的缩写。

氨基酸分类性质表:

amino_acid.jpg

氨基酸单字母亲疏水性带电性pKa, NH2pKa, COOHpK(R)可溶性
ArginineR亲水+9.092.1813.271.8
AsparagineN亲水N8.82.02
2.4
AspartateD亲水-9.61.883.650.42
GlutamateE亲水-9.672.194.250.72
GlutamineQ亲水N9.132.17
2.6
LysineK亲水+10.288.92.2
SerineS亲水N9.152.21
36.2
ThreonineT亲水N9.122.15
freely
CysteineCmoderateN10.781.718.33freely
HistidineHmoderate+8.971.7864.19
MethionineMmoderateN9.212.28
5.14
AlanineA疏水N9.872.35
15.8
ValineV疏水N9.722.29
5.6
GlycineG疏水N9.62.34
22.5
IsoleucineI疏水N9.762.32
3.36
LeucineL疏水N9.62.36
2.37
PhenylalanineF疏水N9.242.58
2.7
ProlineP疏水N10.61.99
1.54
TryptophanW疏水N9.392.38
1.06
TyrosineY疏水N9.112.210.10.038

Souce: 纽普生物    2017-05-17