Table 2 Results from branch models that assume branch-specific changes in the selection coefficient (ω) in Neobatrachia, based on single-gene alignments and the all-mt gene datasets

atp6

0.0349

0.0186

0.0433

0.0166

0.0354

0.0193

0.0570

atp8

0.0399

-

-

-

-

-

-

cox1

0.0108

0.0072

0.0138

0.0078

0.0111

0.0077

0.0163

cox2

0.0266

0.0186

0.0330

0.0205

0.0270

0.0184

0.0401

cox3

0.0270

0.0226

0.0298

0.0344

0.0265

0.0228

0.0327

cob

0.0277

0.0294

0.0268

0.0519

0.0265

0.0256

0.0303

nad1

0.0331

0.0262

0.0376

0.0364

0.0329

0.0266

0.0427

nad2

0.0560

0.0457

0.0607

0.0282

0.0571

0.0437

0.0702

nad3

0.0618

0.0615

0.0619

0.0550

0.0624

0.0534

0.0730

nad4

0.0432

0.0367

0.0470

0.0201

0.0439

0.0362

0.0527

nad4L

0.0369

0.0435

0.0335

0.0270

0.0371

0.0377

0.0362

nad5

0.0479

0.0385

0.0552

0.0428

0.0482

0.0382

0.0663

nad6

0.0370

0.0308

0.0393

0.0192

0.0381

0.0336

0.0411

All gene

0.0480

0.0428

0.0516

0.0494

0.0479

0.0410

0.0584