2.   e.69.1        Poly(A) polymerase catalytic subunit-like  Central domain d2 is distantly related to the nucleotidyltransferase superfamily (scop_sf 81301)  
                   Poly(A) polymerase catalytic subunit-like 3 domains; d1: all-alpha, contains HhH motif; d2: alpha+beta of nucleotidyltransferase fold (scop_cf 81302); d3: [alpha+beta; beta(3)-alpha-beta(3)-alpha(2); 3 layers: a/b/a; mixed beta-sheet of 6 strands, order 123654, strands 2 and 5 are antiparallel to the rest
                   2ga9  d2ga9d1  D:182-186,204-208,209-226,248-257,272-277
                   2gaf  d2gafd1  D:182-186,204-208,209-226,248-257,272-277