>1EFN_1|Chains A, C|FYN TYROSINE KINASE|Homo sapiens (9606)
ALFVALYDYEAITEDDLSFHKGEKFQILNSSEGDWWEARSLTTGETGYIPSNYVAPVDS
>1EFN_2|Chains B, D|HIV-1 NEF PROTEIN|Human immunodeficiency virus 1 (11676)
ACAWLEAQEEEEVGFPVRPQVPLRPMTYKAAVDLSHFLKEKGGLEGLIHSQRRQDILDLWIYHTQGYFPDWQNYTPGPGVRYPLTFGWCYKLVPVEPDKVEEANKGENTSLLHPVSLHGMDDPEREVLEWRFDSRLAFHHVARELHPEYFKN