bp_test/out/join_seq.out.1

   1 SEQ_NAME: test1
   2 SEQ: aaaa
   3 SEQ_LEN: 4
   4 ---
   5 SEQ_NAME: test2
   6 SEQ: tttt
   7 SEQ_LEN: 4
   8 ---
   9 SEQ_NAME: test3
  10 SEQ: cccc
  11 SEQ_LEN: 4
  12 ---
  13 SEQ_NAME: test4
  14 SEQ: gggg
  15 SEQ_LEN: 4
  16 ---
  17 SEQ_NAME: test1
  18 SEQ: aaaattttccccgggg
  19 SEQ_LEN: 16
  20 REC_TYPE: JOIN
  21 ---