HHsearch alignment for GI: 254780711 and conserved domain: cd04166

>cd04166 CysN_ATPS CysN_ATPS subfamily. CysN, together with protein CysD, form the ATP sulfurylase (ATPS) complex in some bacteria and lower eukaryotes. ATPS catalyzes the production of ATP sulfurylase (APS) and pyrophosphate (PPi) from ATP and sulfate. CysD, which catalyzes ATP hydrolysis, is a member of the ATP pyrophosphatase (ATP PPase) family. CysN hydrolysis of GTP is required for CysD hydrolysis of ATP; however, CysN hydrolysis of GTP is not dependent on CysD hydrolysis of ATP. CysN is an example of lateral gene transfer followed by acquisition of new function. In many organisms, an ATPS exists which is not GTP-dependent and shares no sequence or structural similarity to CysN.
Probab=96.00  E-value=0.015  Score=39.63  Aligned_cols=129  Identities=16%  Similarity=0.206  Sum_probs=61.9

Q ss_pred             EEEECCCCCCHHHHHHHHHHHHHHHCCCCEEEECCCCCCCHHHHHHHHHHHCCCCCCC--CCCCCCHHHHHH-----HHH
Q ss_conf             9962344333468899999999861489507820542210047799998510347422--233210368999-----999
Q gi|254780711|r  103 IMLVGLQGSGKTTTTAKIAYHLKTLKKKKILMASLDVHRPAAQEQLRYLGEQIQVDTL--EVIPEQSPEKIA-----IRA  175 (461)
Q Consensus       103 IllvGl~GsGKTTT~aKLA~~~~~~~~~kV~lv~~Dt~R~aA~eQL~~~a~~~~v~~~--~~~~~~dp~~i~-----~~a  175 (461)
T Consensus         2 ~vv~GHVD~GKSTL~g~LL~~~---g~--i--------~~~~~~~~~~~~~~~~~~~~~~a~~lD~~~~ErerGiTId~~   68 (208)
T cd04166           2 FLTCGSVDDGKSTLIGRLLYDS---KS--I--------FEDQLAALESKSCGTGGEPLDLALLVDGLQAEREQGITIDVA   68 (208)
T ss_pred             EEEEECCCCCHHHHHHHHHHHC---CC--C--------CHHHHHHHHHHHHHCCCCCHHHHHHCCCCHHHHHCCCCEEEE
T ss_conf             6999748898889999999982---99--6--------789999999887541676300034346868788269794105


Q ss_pred             HHHHHHCCCCEEEEECCCCCCCHHHHHHHHHHHHHHCCCCCCCCCCCHHCCHHHHHHHH---HHHHHCCCCCEE--EEEC
Q ss_conf             99997415886998334422211246899999985138511000310111225688889---887635844077--6411
Q gi|254780711|r  176 TQSARDGGYDAVILDTAGRNHINDSLMQEISEIKSLTNPHEILLVADALTGQDAVHLAR---NFDKIVDLTGII--LTRM  250 (461)
Q Consensus       176 ~~~a~~~~~D~iiiDTaGR~~~d~~lm~El~~i~~~~~p~e~~lV~da~~Gq~a~~~a~---~F~~~~~i~giI--lTKl  250 (461)
T Consensus        69 ~~~f~~~~~~~~iiDtPGH~df----i~nm--i~gas~aD~ailVVda~~G~~~--QT~eh~~~~~~lgi~~iIv~vNKm  140 (208)
T cd04166          69 YRYFSTPKRKFIIADTPGHEQY----TRNM--VTGASTADLAILLVDARKGVLE--QTRRHSYILSLLGIRHVVVAVNKM  140 (208)
T ss_pred             EEEEEECCCEEEEEECCCCHHH----HHHH--HHHHHHCCEEEEEEECCCCCCH--HHHHHHHHHHHCCCCEEEEEEECC
T ss_conf             8999819926999878962889----9999--9998637747999975888727--899999999974998399999885


Q ss_pred             CC
Q ss_conf             57
Q gi|254780711|r  251 DG  252 (461)
Q Consensus       251 D~  252 (461)
T Consensus       141 D~  142 (208)
T cd04166         141 DL  142 (208)
T ss_pred             CC
T ss_conf             76