CLUSTER 3878 NUM_SEQ 3 LENGTH 121 RELATIVE_ENTROPY_PER_POSITION 0.51 TOTAL_RELATIVE_ENTROPY 61.71 FAMILIES {'Retroviridae': 3} GENERA {'Lentivirus': 3} FASTA SEQUENCE TITLES: gi|9626223|ref|NP_040565.1|vFam_3878| hypothetical protein BIVgp4 [Bovine immunodeficiency virus] gi|9628886|ref|NP_056842.1|vFam_3878| tat protein [Human immunodeficiency virus 2] gi|27311172|ref|NP_758891.1|vFam_3878| tat protein [Simian immunodeficiency virus SIV-mnd 2]