>sp|Q5VVX9-2|UBE2U_HUMAN Isoform 2 of Ubiquitin-conjugating enzyme E2 U OS=Homo sapiens OX=9606 GN=UBE2U MHGRAYLLLHRDFCDLKENNYKGITAKPVSEDMMEWEVEIEGLQNSVWQGLVFQLTIHFT SEYNYAPPVVKFITIPFHPNVDPHTGQPCIDFLDNPEKWNTNYTLSSILLALQVMLSNPV LENPVNLEAARILVKDESLYRTILRLFNRPLQMKDDSQELPKDPRKCIRPIKTTSFSDYY QTWSRIATSKATEYYRTPLLKVPNFIGQYYKWKKMDLQHQKEWNLK