An accessory open reading frame (orf-x) of jaagsiekte sheep retrovirus is conserved between different virus isolates.Rosati S., Pittau M., Alberti A., Pozzi S., York D.F., Sharp J.M., Palmarini M.View abstractCited forNUCLEOTIDE SEQUENCEStrainSA6CategorySequencesSourceUniProtKB unreviewed (TrEMBL)PubMedEurope PMCVirus Res 66:109-116 (2000)Cited in31