Table 6 |
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|
Variation in synonymous codon usage in N. equitans and seven other obligatory host- associated microbial organisms |
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|
Organism |
Accession No. |
GC % |
No. of tRNA genes |
No. of rRNA operons |
ORFs under study |
Variation explained by COA on RSCU (%) |
|
|
|
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|
Axis1 |
Axis2 |
||||||
|
|
|||||||
|
Buchnera aphidicola |
26.0 |
30 |
1 |
506 |
7.21 |
5.92 |
|
|
Helicobacter hepaticus |
38.0 |
36 |
1 |
1630 |
7.46 |
6.41 |
|
|
Mycoplasma pulmonis |
26.6 |
28 |
1 |
705 |
6.96 |
5.97 |
|
|
Nanoarchaeum equitans |
31.6 |
38 |
1* |
487 |
7.53 |
7.05 |
|
|
Rickettsia prowazekii |
29.0 |
32 |
1 |
772 |
6.68 |
5.72 |
|
|
Ureaplasma parvum serovar3 |
25.5 |
29 |
2 |
558 |
7.59 |
7.05 |
|
|
Wigglesworthia glossinidia |
22.5 |
34 |
2 |
575 |
6.42 |
6.16 |
|
|
Wolbachia pipientis |
35.2 |
34 |
1 |
876 |
6.14 |
5.87 |
|
|
|
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|
* the rRNAs are not in a single operon |
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|
Das et al. BMC Genomics 2006 7:186 doi:10.1186/1471-2164-7-186 |
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