HHsearch alignment for GI: 254780613 and conserved domain: TIGR00184

>TIGR00184 purA adenylosuccinate synthetase; InterPro: IPR001114 Adenylosuccinate synthetase () plays an important role in purine biosynthesis, by catalyzing the GTP-dependent conversion of IMP and aspartic acid to AMP. Adenylosuccinate synthetase has been characterised from various sources ranging from Escherichia coli (gene purA) to vertebrate tissues. In vertebrates, two isozymes are present - one involved in purine biosynthesis and the other in the purine nucleotide cycle. The crystal structure of adenylosuccinate synthetase from E. coli reveals that the dominant structural element of each monomer of the homodimer is a central beta-sheet of 10 strands. The first nine strands of the sheet are mutually parallel with right-handed crossover connections between the strands. The 10th strand is antiparallel with respect to the first nine strands. In addition, the enzyme has two antiparallel beta-sheets, comprised of two strands and three strands each, 11 alpha-helices and two short 3/10-helices. Further, it has been suggested that the similarities in the GTP-binding domains of the synthetase and the p21ras protein are an example of convergent evolution of two distinct families of GTP-binding proteins . Structures of adenylosuccinate synthetase from Triticum aestivum and Arabidopsis thaliana when compared with the known structures from E. coli reveals that the overall fold is very similar to that of the E. coli protein .; GO: 0004019 adenylosuccinate synthase activity, 0005525 GTP binding, 0006164 purine nucleotide biosynthetic process.
Probab=100.00  E-value=0  Score=766.58  Aligned_cols=423  Identities=48%  Similarity=0.821  Sum_probs=408.6

Q ss_pred             EEEECCCCCCCHHHHHHHHC--CCCCEEEEECCCCCCCCEEEECCEEEEEEECCCCEECCCCCEEECCCEEECHHHHHHH
Q ss_conf             99957758676056665531--5788899957768777659989899998103242035988259779389679999999
Q gi|254780613|r    5 VVVGLQWGDEGKGKIVDWLS--ENADVIVRFQGGNNAGHTLKVNDIVYKLSLLPSGVVRPDKMSIIGSSVVVDPHAFISE   82 (432)
Q Consensus         5 vVvG~qwGDEGKGkivd~La--~~~d~vvR~~GG~NAGHTVv~~~~~~~~hllPSG~~~p~~~~~ig~GvVidp~~L~~E   82 (432)
T Consensus         1 ~~~g~~wgd~g~g~~~~~~~~~~~~~~~~~~~~g~~~gh~~~~~g~~~~~~~~p~g~~~~~~~~~~g~g~~~~~~~~~~~   80 (431)
T TIGR00184         1 VVVGGQWGDEGKGKIVDLLAYNDKPDIVARYGGGPNAGHTLVIDGVKYGLHLIPSGLLYPDAKLLIGNGVVVDPEALLKE   80 (431)
T ss_pred             CEECCCCCCCCCCCEEEEEECCCCCCEEEEECCCCCCCCEEEECCCEEEEEECCCCCCCCCCHHHHCCCCEECHHHHHHH
T ss_conf             90056447665430221100167731688505677666436755602345540244334320121036503357999988


Q ss_pred             HHHHH-HCCCCCCHHHEEECCCCCCCCHHHHHHHHHHH----HHHHCCCCCCCCCCCHHHHHHHHHHHHHHHHHHHHCCH
Q ss_conf             99999-82898881110440332013700078759988----76201346567631013567776665456778875098
Q gi|254780613|r   83 IESLA-HQGICVTPNNLRIANNASLILSIHRDLDMLRE----GALSPCGAHIGTTQRGIGPAYEDRVGRRAIRVMDLTDV  157 (432)
Q Consensus        83 i~~l~-~~Gv~~~~~rL~Is~ra~ii~P~H~~~D~~~E----~~rg~~~~~iGTTgrGIGpaY~Dk~~R~giR~~DL~~~  157 (432)
T Consensus        81 ~~~l~~~~~~~~-~~~~~~~~~~~~~~~~h~~~d~~~~~~~g~~~~--~~~~g~~g~g~gp~~~~~~~~~g~~~~~l~~~  157 (431)
T TIGR00184        81 LEYLEAERGVNV-RDRLLVSYRCHLILPYHLKLDKARELELGKSKG--AKKIGTTGKGIGPAYEDKVARSGLRVGDLLDD  157 (431)
T ss_pred             HHHHHHHCCCCH-HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHC--CCCCCCCCCCCCCHHHHHHHHHCCHHHHHHCH
T ss_conf             887765315540-344321100113324566541023444313421--00035555566730245676502123343111


Q ss_pred             HHHHHHHHHHHHHHHHHH-HHCCCCCCCHHHHHHHHHHHHHHHHCCEEEHHHHHHHHHHHCCEEEEECCCCCEEECCCCC
Q ss_conf             999999999999988887-5238765788999999888887430102024999998840078799986653101013687
Q gi|254780613|r  158 EHISKKIEQLLLHHNALR-RSFGEKEVLYKTILEELMYAREKILPFMDVIWSLLERESRKGAHILFEGAQGFLLDNDHGT  236 (432)
Q Consensus       158 ~~l~~kl~~~~~~~~~~~-~~~~~~~~~~~~~~~~~~~~~~~l~~~v~d~~~~l~~a~~~g~~ILfEGAQG~lLDid~Gt  236 (432)
T Consensus       158 ~~~~~~~~~~~~~~~~~~~~~~-~~~~~~~~~l~~~~~~~~~~~~~~~d~~~~~~~~~~~g~~~~~~g~~g~~l~~~~g~  236 (431)
T TIGR00184       158 EAFAEKLKDVLEYLNEPLKKYY-DEGVDYEKDLDEYFKYAEELKPFLADVSLELNEALDEGEKVLFEGAQGTLLDLDYGT  236 (431)
T ss_pred             HHHHHHHHHHHHHHHHHHHHHH-HHCCHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCEEEEECCCCCEEEEECCC
T ss_conf             4689999999988877788754-200105778888888777654443114788776652266257632553034310364


Q ss_pred             CCCCCCCCCCCCCHHHHHCCCCCCCCEEEEEEECCCCCCCCCCCCCCCCCCCHHHHHHCCCCCCCCCCCCCCCCCCCHHH
Q ss_conf             75334335743101342155878876499999604232378422135668422253430788778645567666547799
Q gi|254780613|r  237 YPFVTSSNTMSAQASIGSGISPGSLGYVLGVVKAYTTRVGGGPFPTELKNQTGDFLKEVGKEFGTVTNRQRRCGWLDLAS  316 (432)
Q Consensus       237 YP~VTSS~T~~~~a~~g~Gi~p~~i~~viGV~KAY~TRVG~GPFPTEl~~~~~~~lr~~g~E~GttTgR~RR~GWlDlv~  316 (432)
T Consensus       237 yp~~~~~~~~~~~~~~~~g~gp~~~~~~~~~~~~~~~~~g~gpfp~~~~~~~~~~~~~~~~~~g~~~g~~~~~g~~d~~~  316 (431)
T TIGR00184       237 YPYVTSSNTTAGGVATGSGLGPTKVDEVLGVFKAYTTRVGAGPFPTELSDEEGEELGTKGAEFGTTTGRPRRCGWLDLVA  316 (431)
T ss_pred             CCCEECCCCCCCCHHCCCCCCCCHHHHHHHHHHHHHHCCCCCCCCCCCCCHHHHHHHHHHHHHCCCCCCCCCCCHHHHHH
T ss_conf             44010366432200001577731012321011111001478766632230346888865554123357642121246788


Q ss_pred             HHHHHHHCCCCCCEECCCCCCCCCCCCEEEEEEEECCEEEECCCCCHHHHCCCEEEEEECCCCCCCHHCCCCHHHHHHHH
Q ss_conf             88999874874000010022135776213523631887850389993576157779988778886511166988854999
Q gi|254780613|r  317 VRRSVIINGVKGIALTKLDVLDGLDELKICVGYRMDGREVDFLPDDSIYHTRFEPVYMILEGWKQSTAGMRVFADLPIQA  396 (432)
Q Consensus       317 lkya~~ing~~~l~lTKlDvL~~~~~ikvC~~Y~~~g~~~~~~P~~~~~~~~~~PvY~~~~GW~~~~~~~~~~~~LP~~a  396 (432)
T Consensus       317 ~~~~~~~~g~~~~~~~~~d~~~g~~~~~~~~~~~~~g~~~~~~p~~~~~~~~~~p~~~~~pgw~~~~~~~~~~~~l~~~~  396 (431)
T TIGR00184       317 LRYACLLNGATQLALTKLDVLDGLDELKVCVAYRLKGEKLELFPLDLKDLKGCEPIYETLPGWDEDCTGVTELSDLPENA  396 (431)
T ss_pred             HHHHHHHCCCHHHHHHHHHHHHCHHHHHEEEEEECCCCCHHHHHHHHHHHHCCCCHHHHCCCCCCHHCCCCCHHCCCHHH
T ss_conf             87777640200223311122302012110000101453001112336654110002220478640001210001131789


Q ss_pred             HHHHHHHHHHHCCCEEEEEECCCCCEEEEECCCCC
Q ss_conf             99999999997895799975698531798058678
Q gi|254780613|r  397 RNYIRKIEEVLEVPVALLSIGPERENTLIMSNPFE  431 (432)
Q Consensus       397 ~~yi~~IE~~~gvpI~~Is~GP~R~~~I~~~~~f~  431 (432)
T Consensus       397 ~~~~~~~~~~~g~p~~~~~~gp~~~~~~~l~~~~~  431 (431)
T TIGR00184       397 KEYLKRIEELTGVPVTLISTGPDREDTLDLRDELL  431 (431)
T ss_pred             HHHHHHHHHHHCCCEEEEECCCCHHHHHHHHHHCC
T ss_conf             99998777752772478635752245554432049