1. d.114.1 5'-nucleotidase (syn. UDP-sugar hydrolase), C-terminal domain 5'-nucleotidase (syn. UDP-sugar hydrolase), C-terminal domain core: alpha-beta(2)-alpha-beta(2)-alpha-beta; 3 layers; mixed sheet: order 31425 1hpu d1hpud1 D:363-368,383-398,411-416,415-419,534-538 1hpu d1hpua1 A:363-368,383-398,411-416,415-419,534-538