>tr|A9PAA6|A9PAA6_POPTR UBC core domain-containing protein OS=Populus trichocarpa OX=3694 GN=POPTR_005G141100 PE=2 SV=1 MSGGIARGRLAEERKSWRKNHPHGFVAKPETQPDGTVNLMVWHCTIPGKLGTDWEGGYFP LTLNFSEDYPSKPPKCKFPQGFFHPNVYPSGTVCLSILNEDSGWRPAITVKQILVGIQDL LDQPNPADPAQTEGYHLFIQDAAEYKKRVRQQAKQYPSLV