The 8 least used codons in E. coli, yeast, Drosophila, and primates.
E. coli yeast Drosophila primates amino
acid
Found in s1(m41) gene
AGG AGG arginine
AGA AGA arginine103,604,676,994,1096,1315,1606 AUA AUA isoleucine241,364,586,1225,1252,1306,1414 CUA leucine22,43,871,997,1372
CGA CGA CGA CGA arginine1258
CGG CGG CGG CGG arginine
CCC proline
UCG UCG serine1135
CGC CGC arginine
CCG CCG proline256,1243
CUC leucine
GCG GCG alanine142
ACG ACG threonine250,802
UUA leucine
GGG glycine
AGU serine
UGU cysteine
CGU arginine
U
C
A
G
UUU扭力
UCU
UAU
UGU
Phe(F)邪玉
UUC
UCC Tyr(Y)
UAC
穆索尔斯基
Cys(C)
UGC UUA
UCA
UAA
STOP
UGA
U
Leu(L)
UUG Ser(S)
UCG STOP
UAG Trp(W)
UGG CUU CCU
CAU
CGU
CUC
CCC
his(H)
CAC
CGC
CUA CCA
CAA
CGA C
Leu(L)
CUG
帆板控制系统
Pro(P)
CCG
Gln(Q)
CAG
Arg(R)
CGG
AUU
ACU
AAU
阿穆尔AGU
AUC
ACC
Asn(N)
AAC Ser(S)
AGC Ile(I) AUA
ACA
AAA
AGA
A
Met(M)
AUG Thr(T)
ACG Lys(K)
AAG Arg(R)
AGG GUU GCU
GAU GGU GUC
GCC
Asp(D)
GAC
GGC
GUA GCA
GAA
GGA FIRST
G
Val(V)
GUG
Ala(A)
GCG
Glu(E)
GAG
Gly(G)
GGG