seq1 = pF1KSDA1769.tfa, 6240 bp seq2 = pF1KSDA1769/gi568815578r_63459249.tfa (gi568815578r:63459249_62435964), 0 bp >pF1KSDA1769 6240 >gi568815578r:63459249_62435964 (Chr20)