>7USF_1|Chains A, B, C, D|Integrase|Mouse mammary tumor virus (11757)
ALESAQESHALHHQNAAALRFQFHITREQAREIVKLCPNCPDWGHAPQLGVNPRGLKPRVLWQMDVTHVSEFGKLKYVHVTVDTYSHFTFATARTGEATKDVLQHLAQSFAYMGIPQKIKTDNAPAYVSRSIQEFLARWKISHVTGIPYNPQGQAIVERTHQNIKAQLNKLQKAGKYYTPHHLLAHALFVLNHVNMDNQGHTAAERHWGPISADPKPMVMWKDLLTGSWKGPDVLITAGRGYACVFPQDAESPIWVPDRFIRPFTERKEATPTPGTAEKTPPRDEKDQQESPKNESSPHQREDGLATSAGVDLRSGGGP
>7USF_2|Chain E[auth I]|vDNA strand (non-transferred)|Mouse mammary tumor virus (11757)
AATGCCGCAGTCGGCCGACCTGAGGGTCAC
>7USF_3|Chain F[auth J]|vDNA-tDNA strand (transferred)|Mouse mammary tumor virus (11757)
CAGGTCGGCCGACTGCGGCACTCGAGCTACTTCCCTGTTTAG
>7USF_4|Chain G[auth K]|tDNA strand|Mouse mammary tumor virus (11757)
CTAAACAGGGAAGTAG