1. c.135.1 NIF3 (NGG1p interacting factor 3)-like di-iron binding protein ! NIF3 (NGG1p interacting factor 3)-like consist of two intertwined domains; duplication: contains two structural repeats of alpha-beta-(beta-alpha)3 motif with mixed beta-sheet, order: 1432, strand 1 is antiparallel to the rest 1nmo d1nmod_ D:138-151,154-158,188-194,196-207,208-213 1nmo d1nmof_ F:138-151,154-158,188-194,196-207,208-213 1nmp d1nmpf_ F:138-151,154-158,188-194,196-207,208-213 1nmo d1nmoc_ C:138-151,154-158,188-194,196-207,208-213 1nmp d1nmpd_ D:138-151,154-158,188-194,196-207,208-213 1nmo d1nmoa_ A:138-151,154-158,188-194,196-207,208-213 1nmo d1nmoe_ E:138-151,154-158,188-194,196-207,208-213 1nmo d1nmob_ B:138-151,154-158,188-194,196-207,208-213 1nmp d1nmpa_ A:138-151,154-158,188-194,196-207,208-213 1nmp d1nmpb_ B:138-151,154-158,188-194,196-207,208-213 1nmp d1nmpc_ C:138-151,154-158,188-194,196-207,208-213 1nmp d1nmpe_ E:138-151,154-158,188-194,196-207,208-213 1nmp d1nmpa_ A:2-15,26-31,58-64,76-90,91-96 1nmp d1nmpe_ E:2-15,26-31,58-64,76-90,91-96 1nmp d1nmpb_ B:2-15,26-31,58-64,76-90,91-96 1nmo d1nmoa_ A:2-15,26-31,58-64,76-90,91-96 1nmp d1nmpd_ D:2-15,26-31,58-64,76-90,91-96 1nmo d1nmob_ B:2-15,26-31,58-64,76-90,91-96 1nmo d1nmof_ F:2-15,26-31,58-64,76-90,91-96 1nmo d1nmoc_ C:2-15,26-31,58-64,76-90,91-96 1nmo d1nmod_ D:2-15,26-31,58-64,76-90,91-96 1nmp d1nmpc_ C:2-15,26-31,58-64,76-90,91-96 2fyw d2fywa1 A:144-157,161-165,198-203,206-217,218-223 2fyw d2fywb1 B:144-157,161-165,198-203,206-217,218-223 2fyw d2fywc1 C:144-157,161-165,198-204,206-217,218-223 2gx8 d2gx8a1 A:256-269,273-277,306-312,314-325,327-331 2gx8 d2gx8c1 C:256-269,273-277,306-312,314-325,327-331 1nmp d1nmpf_ F:2-15,26-31,58-64,75-90,91-96 2fyw d2fywb1 B:2-15,26-30,59-65,79-92,93-98 2gx8 d2gx8a1 A:6-19,30-34,63-69,83-96,97-102 2gx8 d2gx8b1 B:256-269,273-277,306-312,314-325,326-331 1nmo d1nmoe_ E:2-15,26-30,58-64,75-90,91-96 2fyw d2fywc1 C:2-15,26-30,59-65,79-92,93-99 2fyw d2fywa1 A:2-15,26-30,59-65,79-92,93-99 2gx8 d2gx8c1 C:6-19,30-34,63-69,83-96,97-103 2gx8 d2gx8b1 B:6-19,30-34,63-69,83-96,97-103 2. c.98.2 HprK N-terminal domain-like probable phosphatase ! MurF and HprK N-domain-like core: 3 layers, a/b/a; parallel beta-sheet of 4 strands, order 1234; structural similarity of the MurF and HprK extends beyond the core. 1knx d1knxd1 D:5-14,16-22,85-91,96-104,108-114 1knx d1knxb1 B:5-14,16-22,86-91,95-104,109-114 1knx d1knxe1 E:5-14,16-22,86-91,95-104,109-114 1knx d1knxf1 F:5-14,17-22,85-91,95-104,109-114 1knx d1knxc1 C:5-14,16-22,85-91,96-104,109-114 2ioj d2iojb1 B:208-217,218-223,273-281,286-297,298-304 2ioj d2ioja1 A:208-217,218-223,273-281,286-297,298-304 1knx d1knxa1 A:5-14,16-22,86-91,96-104,109-114 1ko7 d1ko7b1 B:3-12,14-18,83-88,93-104,106-111 1ko7 d1ko7a1 A:3-12,14-18,83-88,93-104,106-111 5. c.117.1 Amidase signature (AS) enzymes Amidase signature (AS) enzymes possible duplication: the topologies of N- and C-terminal halves are similar; 3 layers: a/b/a; single mixed beta-sheet of 10 strands, order 213549A867 (A=10); strands from 5 to 9 are antiparallel to the rest 1obl d1oblb_ B:17-37,38-43,57-63,88-98,99-106 1obi d1obib_ B:17-37,38-43,57-63,88-98,99-106 1o9p d1o9pa_ A:17-37,38-43,57-63,88-98,99-106 1obi d1obia_ A:17-37,38-43,57-63,88-98,99-106 1o9o d1o9ob_ B:17-37,38-43,57-63,88-98,99-106 1obj d1objb_ B:17-37,38-43,57-63,88-98,99-106 1o9q d1o9qb_ B:17-37,38-43,57-63,88-98,99-106 1o9o d1o9oa_ A:17-37,38-43,57-63,88-98,99-106 1ock d1ockb_ B:17-37,38-43,57-63,88-98,99-106 1och d1ochb_ B:17-37,38-43,57-63,88-98,99-106 1o9p d1o9pb_ B:17-37,38-43,57-63,88-98,99-106 1obl d1obla_ A:17-37,38-43,57-63,88-98,99-106 1obk d1obka_ A:17-37,38-43,57-63,88-98,99-106 1o9q d1o9qa_ A:17-37,38-43,57-63,88-98,99-106 1ocl d1oclb_ B:17-37,38-43,57-63,88-98,99-106 1och d1ocha_ A:17-37,38-43,57-63,88-98,99-106 1ock d1ocka_ A:17-37,38-43,57-63,88-98,99-106 1ocm d1ocmb_ B:17-37,38-43,57-63,88-98,99-106 1obj d1obja_ A:17-37,38-43,57-63,88-98,99-106 1ocl d1ocla_ A:17-37,38-43,57-63,88-98,99-106 2dqn d2dqna1 A:21-37,42-47,74-79,105-115,116-123 1obk d1obkb_ B:17-37,38-43,57-63,88-98,99-106 1o9n d1o9nb_ B:17-37,38-43,57-63,88-98,99-106 1o9n d1o9na_ A:17-37,38-43,57-63,88-98,99-106 1ocm d1ocma_ A:17-37,38-43,57-63,88-98,99-106 1mt5 d1mt5l_ L:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5h_ H:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5e_ E:92-112,113-118,137-143,168-178,179-186 1mt5 d1mt5o_ O:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5f_ F:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5k_ K:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5n_ N:92-112,113-118,137-143,168-178,179-186 2gi3 d2gi3a1 A:18-37,42-47,61-67,92-102,103-110 1mt5 d1mt5d_ D:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5j_ J:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5b_ B:92-112,113-118,137-143,168-178,179-186 1mt5 d1mt5g_ G:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5a_ A:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5i_ I:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5c_ C:92-112,113-118,137-142,168-178,179-186 1mt5 d1mt5p_ P:92-112,113-118,137-142,168-178,182-186 7. c.23.17 Precorrin-8X methylmutase CbiC/CobH fold elaborated with additional structures ! Flavodoxin-like 3 layers, a/b/a; parallel beta-sheet of 5 strand, order 21345 1ou0 d1ou0b_ B:30-45,52-56,157-163,164-178,181-186 1ou0 d1ou0d_ D:30-45,52-56,157-163,164-178,181-186 1v9c d1v9ca_ A:26-41,48-52,154-160,162-176,179-184 1v9c d1v9cb_ B:26-41,48-52,154-160,165-176,179-184 1ou0 d1ou0a_ A:30-45,52-56,157-163,164-178,181-186 1ou0 d1ou0c_ C:31-45,52-56,157-163,164-178,181-186 1f2v d1f2va_ A:31-46,53-57,157-162,165-180,184-189 1i1h d1i1ha_ A:31-46,53-57,157-162,165-180,184-189 9. f.33.1 Calcium ATPase, transmembrane domain M Calcium ATPase, transmembrane domain M core: multihelical; consists of three transmembrane regions of 2, 2 and 6 helices, separated by cytoplasmic domains 3b9r d3b9ra4 A:308-330,330-334,715-721,724-731,732-736 2zbf d2zbfa4 A:308-330,330-334,715-721,724-731,732-736 1vfp d1vfpa4 A:308-330,330-334,715-721,724-731,732-736 1vfp d1vfpb4 B:308-330,330-334,715-721,724-731,732-736 1wpg d1wpgd4 D:308-330,330-334,715-721,724-731,732-736 3b9r d3b9rb4 B:308-330,330-334,715-721,724-731,732-736 1wpg d1wpga4 A:308-330,330-334,715-721,724-731,732-736 2zbe d2zbea4 A:308-330,330-334,715-721,724-731,732-736 3b9b d3b9ba4 A:308-330,330-334,715-721,724-731,732-736 1xp5 d1xp5a4 A:308-330,330-334,715-721,724-731,732-736 1wpg d1wpgb4 B:308-330,330-334,715-721,724-731,732-736 1wpg d1wpgc4 C:308-330,330-334,715-721,724-731,732-736 2zbd d2zbda4 A:308-330,330-334,715-721,724-731,732-736 2zbg d2zbga4 A:308-330,330-334,715-721,724-731,732-736 1t5t d1t5ta4 A:308-330,330-334,715-721,724-731,732-736 1t5s d1t5sa4 A:308-330,330-334,715-721,724-731,732-736 2zbe d2zbeb4 B:308-330,330-334,715-721,724-731,732-736 1iwo d1iwoa4 A:308-330,330-334,715-721,724-731,732-736 1iwo d1iwob4 B:308-330,330-334,715-721,724-731,732-736 11. 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 1j9l d1j9la_ A:135-150,159-166,170-176,214-222,222-230 1l5x d1l5xb_ B:138-160,166-174,181-185,221-230,231-238 1j9j d1j9ja_ A:135-150,159-166,170-176,214-222,222-230 1ilv d1ilva_ A:135-150,159-167,171-176,214-222,222-230 1l5x d1l5xa_ A:138-160,166-174,181-185,221-230,231-238 1j9l d1j9lb_ B:135-150,159-167,171-176,214-222,222-230 1ilv d1ilvb_ B:135-151,159-167,170-176,214-222,222-230 1j9j d1j9jb_ B:135-150,159-167,171-176,214-222,222-230 1j9k d1j9ka_ A:135-150,159-167,170-176,214-222,222-230 1j9k d1j9kb_ B:135-150,159-167,172-176,214-222,223-230