Table 1

Classification of human endogenous retroviruses (HERVs)

HERV familyRepresentative accession number
Class I HERVs (type C related HERVs)
Group 1, HERV-HF
    HERV-H (RTVL-H, RGH)AF108842
    HERV-FAF070684
Group 2, HERV-RW
    HERV-WAF072506
    HERV-R (ERV9)X57147
    HERV-P (HuERS-P, HuRRS-P)X06279
Group 3, HERV-ERI
    HERV-E (4-1, ERVA, NP-2*)S46403
    51-1J00273
    HERV-R (ERV3)M12140
    RRHERV-IM64936
Group 4, HERV-T
    HERV T (S71, CRTK1, CRTK6)M32788
Group 5, HERV-IP
    HERV-I (RTVL-I)X14953
    HERV-IP-T47D (ERV-FTD)U27241
Group 6, ERV-FRD
    ERV-FRDU27240
Class II HERVs (type A, B, and D related HERVs)
Group 1, HERV-K (HML-1)
    HERV-K (HML-1.1)U35102
Group 2, HERV-K (HML-2)
    HERV-K10M14123
    HERV-K-HTDVX8227
Group 3, HERV-K (HML-3)
    HERV K (HML3.1)U35153
Group 4, HERV-K (HML-4)
    HERV-K-T47DAF020092
Group 5, HERV-K (HML-5)
    HERV -K-NMWV2AF015995
Group 6, HERV-K (HML-6)
    HERV K (HML-6p)U86698
Group 7, HERV-K (HML-7)
    HERV-K-NMWV7AF016000
Group 8, HERV-K (HML-8)
    HERV-K-NMWV3AF015996
Group 9, HERV-K (HML-9)
    HERV-K-NMWV9AF016001
Group 10, HERV-K (HML-10)
    HERV-KC4U07856
Class III Foamy virus related HERVs
HERV-LX89211