>sp|Q73371|REV_HV1B9 Protein Rev OS=Human immunodeficiency virus type 1 group M subtype B GN=rev
MAGRSGDSDEDLLKTVRLIKFLYQSNPPPSLEGTRQARRNRRRRWRERQRQIRSISERIL
GTFLGRFEEPVPLPLPPLEKLTLDCNEDCGTSGTQGVGSPQILVESPAILEPGTKE