!!NA_SEQUENCE 1.0

 test.seq Length: 5390 April 22, 1999 13:50 Type: N Check:
 8167 ..

 1  ttatataaaa aatgctgaaa acaggatcaa ggaggaagat ttaaatatag 
 51 atataatata tgggaagaaa cataaaaacg aaataagaac agctaaatat