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Table 3 Comparison of cDNA-AFLP protocols

From: Improved coverage of cDNA-AFLP by sequential digestion of immobilized cDNA

Origin of EST

Protocol

Marking enzyme

Releasing enzyme

Sequence coverage

Sequence redundancy

Fragment length (nucleotides)

Arabidopsis thaliana

Single pair of enzymes

TaqI

TasI

49 %

0 %

209

 

Double pair of enzymes

FatI

TasI

65 %

29 %

203

  

MboI

MseI

   
 

Sequential digestion

FatI (A)

MboI (1), TasI (2)

75 %

25 %

179

  

MboI (B)

FatI (3), TasI (4)

   
  

FatI (A)

MboI (1), MseI (2), TasI (3)

78 %

30 %

183

  

MboI (B)

FatI (4), MseI (5), TasI (6)

   
 

Flip/Flop

FatI

MboI

64 %

0 %

155

  

MboI

FatI

   

Mouse

Single pair of enzymes

MboI

MseI

54 %

0 %

230

 

Double pair of enzymes

MboI

TasI

75 %

32 %

230

  

Csp6I

TaqI

   
 

Sequential digestion

MboI (A)

Csp6I (1), FatI (2)

85 %

35 %

258

  

Csp6I (B)

MboI (3), FatI (4)

   
  

MboI (A)

Csp6I (1), MseI (2), FatI (3)

87 %

41 %

270

  

Csp6I (B)

MseI (4), MboI (5), FatI (6)

   
 

Flip/Flop

MboI

Csp6I

75 %

0 %

211

  

Csp6I

MboI

   

Human

Single pair of enzymes

HinPI

MseI

61 %

0 %

260

 

Double pair of enzymes

MboI

MseI

76 %

33 %

223

  

Csp6I

TaqI

   
 

Sequential digestion

MboI (A)

FatI (1), Csp6I (2)

82 %

31 %

249

  

Csp6I (B)

MboI (3), FatI (4)

   
  

MboI (A)

Csp6I (1), HinPI (2), FatI (3)

85 %

35 %

274

  

Csp6I (B)

MboI (4), FatI (5), HinPI (6)

   
 

Flip/Flop

MboI

Csp6I

76 %

0 %

228

  

Csp6I

MboI

   
  1. cDNA-AFLP protocols were simulated with MECS software on Arabidopsis, mouse and human RefSeq ESTs. For the sequential digestion strategy, the order of marking enzymes (A, B) and releasing enzymes (1 to 6) is specified (see Fig. 1 for details).