Escherichia coli str. K-12 substr. MG1655

tRNA Gene Summary

Overview
tRNAs decoding standard 20 AA 86
Selenocysteine tRNAs (TCA) 1
Possible suppressor tRNAs (CTA,TTA,TCA) 0
tRNAs with undetermined or unknown isotypes 1
Predicted pseudogenes 1
Total tRNAs 89
Modification Data  
Genes making transcripts with annotated modifications 81
Types of modifications 28
Total annotated modifications 662
Intron Summary (tRNAs with introns: 0)

The codon usage of this genome was obtained from the Codon Usage Database.
Number of CDS: 4319
Number of Codons: 1361875

Four Box tRNA Sets
IsotypetRNA Count by AnticodonTotal
Codon Usage (Percentage)
AlaAGC
 		GGC
2		CGC
 		TGC
3		5
GCT
1.52		GCC
2.55		GCG
3.37		GCA
2.02		9.46%
GlyACC
 		GCC
4		CCC
1		TCC
1		6
GGT
2.47		GGC
2.96		GGG
1.11		GGA
0.79		7.33%
ProAGG
 		GGG
1		CGG
1		TGG
1		3
CCT
0.7		CCC
0.55		CCG
2.33		CCA
0.85		4.43%
ThrAGT
 		GGT
2		CGT
2		TGT
1		5
ACT
0.89		ACC
2.34		ACG
1.44		ACA
0.71		5.38%
ValAAC
 		GAC
2		CAC
 		TAC
5		7
GTT
1.83		GTC
1.53		GTG
2.62		GTA
1.09		7.07%
Six Box tRNA Sets
IsotypetRNA Count by AnticodonTotal
Codon Usage (Percentage)
SerAGA
 		GGA
2		CGA
1		TGA
1		ACT
 		GCT
1		 
 		 
 		5
TCT
0.8		TCC
0.86		TCG
0.89		TCA
0.72		AGT
0.87		AGC
1.6		 
 		 
 		5.74%
ArgACG
4		GCG
 		CCG
1		TCG
 		 
 		 
 		CCT
1		TCT
1		7
CGT
2.09		CGC
2.2		CGG
0.54		CGA
0.36		 
 		 
 		AGG
0.12		AGA
0.21		5.52%
LeuAAG
 		GAG
1		CAG
4		TAG
1		 
 		 
 		CAA
1		TAA
1		8
CTT
1.1		CTC
1.11		CTG
5.28		CTA
0.39		 
 		 
 		TTG
1.37		TTA
1.39		10.64%
Two Box tRNA Sets
IsotypetRNA Count by AnticodonTotal
Codon Usage (Percentage)
PheAAA
 		GAA
2		 
 		 
 		2
TTT
2.22		TTC
1.65		 
 		 
 		3.87%
AsnATT
 		GTT
4		 
 		 
 		4
AAT
1.77		AAC
2.15		 
 		 
 		3.92%
Lys 
 		 
 		CTT
 		TTT
6		6
 
 		 
 		AAG
1.03		AAA
3.37		4.4%
AspATC
 		GTC
3		 
 		 
 		3
GAT
3.21		GAC
1.91		 
 		 
 		5.12%
Glu 
 		 
 		CTC
 		TTC
4		4
 
 		 
 		GAG
1.78		GAA
3.95		5.73%
HisATG
 		GTG
1		 
 		 
 		1
CAT
1.29		CAC
0.97		 
 		 
 		2.26%
Gln 
 		 
 		CTG
2		TTG
2		4
 
 		 
 		CAG
2.89		CAA
1.54		4.43%
Two Box and Other tRNA Sets
IsotypetRNA Count by AnticodonTotal
Codon Usage (Percentage)
IleAAT
 		GAT
3		CAT
2		TAT
 		5
ATT
3.04		ATC
2.52		 
 		ATA
0.44		6%
fMet/Met 
 		 
 		CAT
4/2		 
 		6
 
 		 
 		ATG
2.78		 
 		2.78%
TyrATA
 		GTA
3		 
 		 
 		3
TAT
1.6		TAC
1.22		 
 		 
 		2.82%
Supres 
 		TCA
 		CTA
 		TTA
 		0
Stop 
 		TGA
0.11		TAG
0.03		TAA
0.21		None
CysACA
 		GCA
1		 
 		 
 		1
TGT
0.5		TGC
0.65		 
 		 
 		1.15%
Trp 
 		 
 		CCA
1		 
 		1
 
 		 
 		TGG
1.53		 
 		1.53%
SelCys 
 		 
 		 
 		TCA
1		1
 
 		 
 		 
 		 
 		-