Table 1.
General features of plastid and mt genomes in trebouxiophycean algal species
| Chloroplast | Chlorella sp. ArM0029B | C. variabilis NC64 | C. vulgaris | Coccomyxa | Trebouxiophyceae sp. |
|---|---|---|---|---|---|
| Length |
119989 |
124579 |
150613 |
175731 |
149707 |
| AT contents (%) |
66.08 |
66.07 |
68.44 |
49.29 |
43.75 |
| # genes |
114 |
114 |
115* |
115 |
115 |
| # conserved CDS |
79 |
79 |
79 |
79 |
79 |
| # tRNA |
32 |
32 |
33 |
33 |
33 |
| # rRNA |
3 |
3 |
3 |
3 |
3 |
| # introns |
1 |
3 |
3 |
1 |
5 |
| Coding density |
53.8 |
50.5 |
38.7 |
39.9/40.8 |
47.7/48.5 |
| CDS + strand |
57 |
57 |
26 |
44 |
72 |
| rRNA + srand |
3 |
3 |
3 |
3 |
3 |
| tRNA + strand |
14 |
18 |
17 |
17 |
15 |
| CDS - strand |
22 |
22 |
51 |
35 |
8 |
| rRNA - srand |
0 |
0 |
0 |
0 |
0 |
| tRNA - strand |
18 |
14 |
16 |
15 |
17 |
| Percent of +/− |
64.9 |
68.4 |
40 |
55.6 |
77.39 |
|
Mitochondria |
Chlorella
sp. ArM0029B |
Prototheca
|
Helicosporidium
sp. |
Coccomyxa
|
Trebouxiophyceae
sp. |
| Length |
65049 |
55328 |
49343 |
65497 |
74423 |
| AT contents (%) |
71.5 |
74.2 |
74.4 |
46.8 |
46.6 |
| # genes |
62 |
61 |
60 |
59 |
56 |
| # conserved CDS |
32 |
30 |
32 |
30 |
30 |
| # tRNA |
27 |
26 |
25 |
26 |
23 |
| # rRNA |
3 |
3 |
3 |
3 |
3 |
| # introns |
I (1) |
I (5) |
I (4) |
I (1) II (4) |
I (7) II (4) |
| Coding density |
50.2 |
59.8 |
64.99 |
48.38 |
42.64 |
| CDS on + strand |
18 |
13 |
9 |
29 |
29 |
| CDS on - strand |
14 |
18 |
23 |
1 |
1 |
| tRNA/rRNA on + srand |
17 |
12 |
10 |
28 |
26 |
| tRNA/rRNA on - srand |
13 |
17 |
18 |
1 |
0 |
| Percent of +/− | 56.5 | 59.3 | 68.3 | 96.7 | 98.2 |
*The asterisk indicates information without unnamed hypothetical ORFs in the cp sequence of Chlorella vulgaris C-27.