[reposicionar string]

Ola Pessoal, 

Tenho o seguinte arquivo:

@ _11101_18247_1098_1

ATACTAGCGATCGTAGCTAGTCAGCTGATCGTCGATCAGTCGATCGTACGATCGTAGC

+

EEEEEEEEEEEEE>EEEE÷EE÷EEEEEEE+EEE+EE+E+E+E+EEEEE+EEE+EEE+EE+

 

preciso Extrair a informaçao da segunda linha e colar no final da primeira linha

Dessa forma:

@ _11101_18247_1098_1:ATACTAGC

ATACTAGCGATCGTAGCTAGTCAGCTGATCGTCGATCAGTCGATCGTACGATCGTAGC

+

EEEEEEEEEEEEE>EEEE÷EE÷EEEEEEE+EEE+EE+E+E+E+EEEEE+EEE+EEE+EE+

 

Porem meu arquivo tem diversas leituras:

@1_11101_18247_1098_1

TGAGACTCAAATAAAACACCAACACAGCTTTCATGTGTCAATAGGGGAAGTGCAAGCAAGAATGACTTGAAGTAT

+

AAAAAEEE/6AEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE

@1_11101_2161_1098_1

TACGAACCGAAAGAGATCAACCAATTCAGTCCTCGAATCTGATAATCTCTCAGTGGCCCCCCTTTCACATATGAA

+

6AAAAEEE/6AEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEAEEEEEEEEEEEEAEAEEEEEEEEEEAEE

@1_11101_11799_1098_1

GTCTTGTCAAATATATCAATAAGCTTTGCATCATCTGAACCTGGGGGGCTGTCAAAAAGGCCTTCTACATCTGAA

Preciso que a açao seja um looping pratodas., 

 

alguém pode me ajudar??

 

Desde já, muito obrigado

Abraço