Table 1

Sequence and alignment length, variation and substitution model chosen for each region sequenced

Region

Length range (bp)

Alignment length (bp)

Base changes (variable/parsimony-informative/parsimony-informative excluding outgroup)

Indels (parsimony-informative/parsimony-informative excluding outgroup)

% GC content

Nucleotide diversity, Π (total)

Tajima's D (overall/coding region)

Nucleotide substitution model


rpl32-trnL

426-448

470

46/19/11

8/2

26

TrN+I+G

I = 0.69

G = 0.65


rpoB-trnC

419-430

449

37/27/3

8/5

30

F81+I

I = 0.95


trnH-psbA

454-458

460

29/20/9

1/0

36

F81+G

G = 0.01


CDO504 A

406-409

434

49/38/3

7/2

48

0.0050

-2.81***/-2.25**

F81


CDO504 B

389-432

467

86/56/17

12/8

48

0.010

-2.67***/-1.97*

TIM+G

G = 0.59


DMC1 A

454-458

470

52/29/9

10/4

40

0.0024

-2.67***/(-1.76)

F81+G

G = 0.67


DMC1 B

428-451

461

52/34/9

7/4

39

0.0032

-2.27**/(-0.56)

HKY+G

G = 0.60

Ti/Tv = 0.87


For length range, only the Australian species are reported. For alignment length, the outgroup Poa annua is also included. Asterisks indicate P-values: * 0.01 <P < 0.05; ** 0.01 <P < 0.001; *** P < 0.001. Brackets indicate P > 0.05

Griffin et al. BMC Biology 2011 9:19   doi:10.1186/1741-7007-9-19

Open Data