1. c.56.7 AF0625-like contains extra C-terminal alpha/beta domain: 3 layers, a/b/a; parallel beta-sheet of 4 strands, order 2134 ! Phosphorylase/hydrolase-like core: 3 layers, a/b/a ; mixed sheet of 5 strands: order 21354; strand 4 is antiparallel to the rest; contains crossover loops 2gfq d2gfqb1 B:87-96,113-128,132-138,149-157,212-221 2gfq d2gfqa1 A:87-93,113-128,132-138,149-157,212-221 2gfq d2gfqc1 C:87-93,113-128,132-138,149-157,212-221 1yqe d1yqea1 A:82-91,109-124,130-139,147-155,207-216 2. c.56.5 Zn-dependent exopeptidases core: mixed beta-sheet of 8 strands, order 12435867; strands 2, 6 & 7 are antiparallel to the rest ! Phosphorylase/hydrolase-like core: 3 layers, a/b/a ; mixed sheet of 5 strands: order 21354; strand 4 is antiparallel to the rest; contains crossover loops 2bco d2bcob1 B:164-171,178-189,191-197,213-223,331-336 2bco d2bcoa1 A:164-171,178-189,191-197,213-222,331-336 2g9d d2g9da1 A:165-171,178-189,191-197,213-221,331-336