Table 2 Variations within genes between B73 and Mo17 genomes

Structurally conserved genes

28,122

28,186

1,534

1,216

Without amino acid substitutions

12,167

12,674

326

306

No DNA variation in CDS region

9,760

10,231

256

246

No DNA variation in CDS and intron region

6,870

7,344

169

169

No DNA variation in genic region^b

2,498

2,458

12

10

With amino acid changes

15,955

15,512

1,198

910

With missense mutation in CDS

15,611

15,438

1,130

899

With 3n indel in CDS

5,941

5,632

186

221

Genes with large effect mutations

3,947

4,020

1,387

977

Start-codon mutation

240

374

175

109

Stop-codon mutation

268

418

244

236

Splice-donor mutation

170

124

73

37

Splice-acceptor mutation

256

162

175

90

With 3n ± 1 indel in CDS

2,044

1,983

547

384

Premature stop codon

2,692

2,635

922

648

Genes with large structural variations

1,612

1,391

2,112

1,765

At least one exon missing

1,025

811

1,725

1,508

PAV genes

–

–

72

50

Total

33,681^a

33,597^a

5,105^a

4,008^a