Table 2 Assessment of hermaphroditic (H-type) Unionoid URs for presence of typical control region properties
Species | UR | Length (bp) | A-T content (%) | No. of repeats units | Potential Secondary structures |
|---|---|---|---|---|---|
Anodonta cygnea | nad3–trnH + trnA | 153 | 80.3 | 0 | Stem loop and hairpin structure |
|  | nad5–trnQ | 291 | 66.5 | 0 | Stem loop |
|  | trnF–nad5 | 442 | 74.9 | 0 | Stem loop and hairpin structure |
Lasmigona compressa | nad3–trnH + trnA | 195 | 79.0 | 0 | Stem loop |
|  | nad5–trnQ | 208 | 74.0 | 1 | Stem loop and hairpin structure |
|  | trnF–nad5 | 55 | 80.0 | 0 | Stem loop and hairpin structure |
Margaritifera falcata | nad3–trnH + trnA | 250 | 67.2 | 0 | Stem loop and hairpin structure |
|  | nad5–trnQ | 171 | 77.2 | 0 | Stem loop and hairpin structure |
|  | trnF–nad5 | 47 | 83.0 | 0 | Stem loop |
Toxolasma parvus | nad3–trnH + trnA | 300 | 65.3 | 0 | Stem loop and hairpin structure |
|  | nad5–trnQ | 301 | 61.1 | 0 | Stem loop and hairpin structure |
|  | trnF–nad5 | 19 | 89.5 | 0 | Stem loop |
Utterbackia imbecillis | nad3–trnH + trnA | 285 | 83.2 | 1 | Stem loop |
|  | nad5–trnQ | 152 | 76.3 | 1 | Stem loop |
|  | trnF–nad5 | 33 | 90.9 | 0 | Stem loop |