Escherichia coli/Codon usage

From KDRI (Japan)

Source: This is reformatted from http://www.kazusa.or.jp/codon/. Note that their numbers have changed so they no longer match up exactly. (8/15/2012)

Escherichia coli K12 [gbbct]: 5054 CDS's (1603901 codons)

Amino Acid	Codon	Total number	#/1000	Fraction
Glycine	GGG	17628.00	10.99	0.15
Glycine	GGA	12696.00	7.92	0.11
Glycine	GGT	39862.00	24.85	0.34
Glycine	GGC	47212.00	29.44	0.40
Glutamate	GAG	28529.00	17.79	0.31
Glutamate	GAA	63484.00	39.58	0.69
Aspartate	GAT	51670.00	32.22	0.63
Aspartate	GAC	30559.00	19.05	0.37
Valine	GTG	42097.00	26.25	0.37
Valine	GTA	17443.00	10.88	0.15
Valine	GTT	29487.00	18.38	0.26
Valine	GTC	24406.00	15.22	0.22
Alanine	GCG	53984.00	33.66	0.36
Alanine	GCA	32529.00	20.28	0.21
Alanine	GCT	24609.00	15.34	0.16
Alanine	GCC	40914.00	25.51	0.27
Arginine	AGG	1949.00	1.22	0.02
Arginine	AGA	3291.00	2.05	0.04
Arginine	CGG	8631.00	5.38	0.10
Arginine	CGA	5668.00	3.53	0.06
Arginine	CGT	33711.00	21.02	0.38
Arginine	CGC	35311.00	22.02	0.40
Lysine	AAG	16370.00	10.21	0.23
Lysine	AAA	53920.00	33.62	0.77
Asparagine	AAT	28256.00	17.62	0.45
Asparagine	AAC	34752.00	21.67	0.55
Methionine	ATG	44539.00	27.77	1.00
Isoleucine	ATA	6866.00	4.28	0.07
Isoleucine	ATT	48766.00	30.40	0.51
Isoleucine	ATC	40097.00	25.00	0.42
Threonine	ACG	23056.00	14.37	0.27
Threonine	ACA	11267.00	7.02	0.13
Threonine	ACT	14303.00	8.92	0.17
Threonine	ACC	37495.00	23.38	0.44
Tryptophan	TGG	24553.00	15.31	1.00
Cysteine	TGT	8306.00	5.18	0.45
Cysteine	TGC	10330.00	6.44	0.55
Stop	TAG	365.00	0.23	0.07
Stop	TAA	3244.00	2.02	0.64
Stop	TGA	1448.00	0.90	0.29
Tyrosine	TAT	26180.00	16.32	0.57
Tyrosine	TAC	19675.00	12.27	0.43
Phenylalanine	TTT	35930.00	22.40	0.57
Phenylalanine	TTC	26609.00	16.59	0.43
Serine	AGT	13976.00	8.71	0.15
Serine	AGC	25716.00	16.03	0.28
Serine	TCG	14305.00	8.92	0.15
Serine	TCA	11438.00	7.13	0.12
Serine	TCT	13633.00	8.50	0.15
Serine	TCC	13783.00	8.59	0.15
Glutamine	CAG	46256.00	28.84	0.65
Glutamine	CAA	24787.00	15.45	0.35
Histadine	CAT	20686.00	12.90	0.57
Histadine	CAC	15595.00	9.72	0.43
Leucine	TTG	22000.00	13.72	0.13
Leucine	TTA	22279.00	13.89	0.13
Leucine	CTG	84714.00	52.82	0.50
Leucine	CTA	6182.00	3.85	0.04
Leucine	CTT	17707.00	11.04	0.10
Leucine	CTC	17715.00	11.04	0.10
Proline	CCG	37316.00	23.27	0.52
Proline	CCA	13664.00	8.52	0.19
Proline	CCT	11291.00	7.04	0.16
Proline	CCC	8861.00	5.52	0.12

from Genscript

http://www.genscript.com/cgi-bin/tools/codon_freq_table Accessed 2014/9/15:

TTT F 0.58 22.1 (80995)	TCT S 0.17 10.4(38027)	TAT Y 0.59 17.5 (63937)	TGT C 0.46 5.2 (19138)
TTC F 0.42 16.0 (58774 )	TCC S 0.15 9.1(33430 )	TAC Y 0.41 12.2 (44631)	TGC C 0.54 6.1 (22188)
TTA L 0.14 14.3 (52382)	TCA S 0.14 8.9(32715)	TAA * 0.61 2.0 (7356)	TGA * 0.30 1.0 (3623)
TTG L 0.13 13.0 (47500)	TCG S 0.14 8.5(31146)	TAG * 0.09 0.3 (989)	TGG W 1.00 13.9 (50991)
CTT L 0.12 11.9 (43449 )	CCT P 0.18 7.5 (27340)	CAT H 0.57 12.5 (45879)	CGT R 0.36 20.0 (73197)
CTC L 0.10 10.2 (37347)	CCC P 0.13 5.4 (19666)	CAC H 0.43 9.3 (34078)	CGC R 0.36 19.7 (72212)
CTA L 0.04 4.2 (15409)	CCA P 0.20 8.6 (31534)	CAA Q 0.34 14.6 (53394)	CGA R 0.07 3.8 (13844)
CTG L 0.47 48.4 (177210)	CCG P 0.49 20.9 (76644)	CAG Q 0.66 28.4 (104171)	CGG R 0.11 5.9 (21552)
ATT I 0.49 29.8 (109072)	ACT T 0.19 10.3 (37842)	AAT N 0.49 20.6 (75436)	AGT S 0.16 9.9 (36097)
ATC I 0.39 23.7 (86796)	ACC T 0.40 22.0 (80547)	AAC N 0.51 21.4 (78443)	AGC S 0.25 15.2 (55551)
ATA I 0.11 6.8 (24984)	ACA T 0.17 9.3 (33910)	AAA K 0.74 35.3 (129137)	AGA R 0.07 3.6 (13152)
ATG M 1.00 26.4 (96695)	ACG T 0.25 13.7 (50269)	AAG K 0.26 12.4 (45459)	AGG R 0.04 2.1 (7607)
GTT V 0.28 19.8 (72584)	GCT A 0.18 17.1 (62479)	GAT D 0.63 32.7 (119939)	GGT G 0.35 25.5 (93325)
GTC V 0.20 14.3 (52439)	GCC A 0.26 24.2 (88721)	GAC D 0.37 19.2 (70394)	GGC G 0.37 27.1 (99390)
GTA V 0.17 11.6 (42420)	GCA A 0.23 21.2 (77547)	GAA E 0.68 39.1 (143353)	GGA G 0.13 9.5 (34799)
GTG V 0.35 24.4 (89265)	GCG A 0.33 30.1 (110308)	GAG E 0.32 18.7 (68609)	GGG G 0.15 11.3 (41277)