2. d.123.1 Sporulation response regulatory protein Spo0B Histidine kinase-like fold lacking the kinase ATP-binding site ! Sporulation response regulatory protein Spo0B core: alpha-beta-alpha-beta(2)-(alpha)-beta(2) 1f51 d1f51a_ A:73-87,90-98,103-125,131-139,145-154 1f51 d1f51c_ C:473-483,490-498,503-525,531-539,545-554 1f51 d1f51d_ D:673-683,690-698,706-725,731-739,745-754 1f51 d1f51b_ B:273-283,290-298,303-325,331-339,345-354 1ixm d1ixma_ A:73-83,90-98,103-125,131-140,145-154 1ixm d1ixmb_ B:273-283,290-298,303-325,331-339,345-354 2ftk d2ftkb1 B:273-283,290-298,306-325,329-339,345-355 2ftk d2ftkc1 C:473-483,490-498,503-525,529-539,545-555 2ftk d2ftkd1 D:673-683,690-698,703-725,729-739,745-755 2ftk d2ftka1 A:73-83,90-98,103-125,129-139,145-155 3. d.320.1 YojJ-like YojJ-like alpha-beta-X-beta-alpha-beta(2)-alpha-beta(3); 3 layers: a/b/a; 7-stranded mixed beta-sheet, order 2431567; strands 1 and 3 are parallel to each other 2fb5 d2fb5b1 B:76-91,92-100,119-128,136-142,143-152 2fb5 d2fb5c1 C:76-91,92-100,119-128,136-142,143-152 2fb5 d2fb5a1 A:76-91,92-100,119-128,136-142,143-152 5. c.106.1 SurE-like some topological similarity to the N-terminal domain of Glutaminase/Asparaginase family ! SurE-like 3 layers: a/b/a; mixed beta-sheet of 9 strands, order 342156798; strands 3, 8 and 9 are antiparallel to the rest; left-handed crossover connection between strands 6 and 7 1l5x d1l5xb_ B:13-27,121-129,138-160,166-174,231-238 1l5x d1l5xa_ A:13-27,121-129,138-160,166-174,231-238 1ilv d1ilvb_ B:13-27,122-130,135-151,159-167,222-230 1j9j d1j9jb_ B:13-27,122-130,135-150,159-167,222-230 1j9l d1j9lb_ B:13-27,122-130,135-150,159-167,222-230 1ilv d1ilva_ A:13-27,122-130,135-150,159-167,222-230 1j9j d1j9ja_ A:13-27,122-129,135-150,159-166,222-230 1j9l d1j9la_ A:13-27,122-129,135-150,159-166,222-230 1j9k d1j9ka_ A:13-27,122-130,135-150,159-167,222-230 1j9k d1j9kb_ B:13-27,122-130,135-150,159-167,223-230 6. c.89.1 Phosphofructokinase Phosphofructokinase consists of two non-similar domains, 3 layers (a/b/a) each ! Domain 1 has mixed sheet of 7 strands, order 3214567; strands 3 & 7 are antiparallel to the rest ! Domain 2 has parallel sheet of 4 strands, order 2314 1mto d1mtof_ F:13-31,118-125,257-278,280-288,289-295 4pfk d4pfka_ A:13-31,118-123,257-278,280-288,289-295 1mto d1mtoe_ E:13-31,118-123,257-278,280-288,289-295 1mto d1mtoc_ C:13-31,118-123,257-278,280-288,289-295 3pfk d3pfka_ A:13-31,118-123,257-278,280-288,289-295 1mto d1mtob_ B:13-31,118-123,257-278,280-288,289-295 6pfk d6pfka_ A:13-31,118-123,257-278,280-288,289-295 6pfk d6pfkc_ C:13-31,118-123,257-278,280-288,289-295 2pfk d2pfka_ A:13-31,118-123,257-278,280-288,289-295 1pfk d1pfkb_ B:13-31,118-123,257-278,280-288,289-295 1pfk d1pfka_ A:13-31,118-125,257-278,281-288,289-295 6pfk d6pfkb_ B:13-31,118-123,257-278,280-288,289-295 2pfk d2pfkb_ B:13-31,118-123,257-278,280-288,289-296 1mto d1mtoh_ H:13-31,118-123,257-278,280-288,289-296 1mto d1mtod_ D:13-31,118-123,257-278,280-288,289-295 1mto d1mtog_ G:13-31,118-123,257-278,280-288,289-295 1mto d1mtoa_ A:13-31,118-123,257-278,281-288,289-295 6pfk d6pfkd_ D:13-31,118-123,257-278,281-288,289-295 2pfk d2pfkd_ D:13-31,117-123,257-278,280-288,289-295 2pfk d2pfkc_ C:13-31,117-123,257-278,280-288,289-295 1kzh d1kzha_ A:86-103,196-204,436-457,459-467,475-482 2f48 d2f48b1 B:86-103,196-202,436-457,459-467,475-481 2f48 d2f48a1 A:86-103,196-202,436-457,459-467,475-482 1kzh d1kzhb_ B:86-103,196-202,436-457,459-467,475-481