HHsearch alignment for GI: 255764471 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=99.82  E-value=2.1e-20  Score=156.45  Aligned_cols=151  Identities=28%  Similarity=0.304  Sum_probs=115.9

Q ss_pred             EEEEEECCCCCHHHHHHHHHCCCCCCC-------------------------H-----HHHHHHHHCCCCEEEECCEEEE
Q ss_conf             388640356425678876520121100-------------------------0-----2456654202311420340699
Q gi|255764471|r  205 RIAVVGRPNVGKSTLINRLLGYNRLLT-------------------------G-----SQSGITRDSVSISWNWKNHPIE  254 (470)
Q Consensus       205 ~~~~~G~pN~GKStl~N~l~~~~r~iv-------------------------s-----~~~GtTrD~i~~~~~~~~~~~~  254 (470)
T Consensus         1 ~~vv~GHVD~GKSTL~g~LL~~~g~i~~~~~~~~~~~~~~~~~~~~~~a~~lD~~~~ErerGiTId~~~~~f~~~~~~~~   80 (208)
T cd04166           1 RFLTCGSVDDGKSTLIGRLLYDSKSIFEDQLAALESKSCGTGGEPLDLALLVDGLQAEREQGITIDVAYRYFSTPKRKFI   80 (208)
T ss_pred             CEEEEECCCCCHHHHHHHHHHHCCCCCHHHHHHHHHHHHHCCCCCHHHHHHCCCCHHHHHCCCCEEEEEEEEEECCCEEE
T ss_conf             96999748898889999999982996789999999887541676300034346868788269794105899981992699


Q ss_pred             EEECHHCCCCCCCCCHHHHHHCCCCCEEEECCEEEEEECCCCCCCHHHHHHHHHHHHCCCC-CCCEEEECCCCCCCHHHH
Q ss_conf             9817110444443000111000121001201205998455321220212232000000357-665589442233541555
Q gi|255764471|r  255 IFDTAGMRKPSRITESLEQKTVKKSMQSVRTCETTIVLLDATIPFEKQDLRIVDSVFNTGH-AVVLALNKWDMVSDKLNL  333 (470)
Q Consensus       255 liDTaGirkk~~~~~~~E~~s~~~t~~~i~~advvi~viDa~~~~~~qd~~i~~~i~~~~k-~~iiv~NK~Dli~~~~~~  333 (470)
T Consensus        81 iiDtPG----------H~dfi~n-mi~gas~aD~ailVVda~~G~~~QT~eh~~~~~~lgi~~iIv~vNKmD~v~~~e~~  149 (208)
T cd04166          81 IADTPG----------HEQYTRN-MVTGASTADLAILLVDARKGVLEQTRRHSYILSLLGIRHVVVAVNKMDLVDYSEEV  149 (208)
T ss_pred             EEECCC----------CHHHHHH-HHHHHHHCCEEEEEEECCCCCCHHHHHHHHHHHHCCCCEEEEEEECCCCCCCCHHH
T ss_conf             987896----------2889999-99998637747999975888727899999999974998399999885768999899


Q ss_pred             HHHHHHHCCCCCCCC--CCCCCCCCCCCCCCCHHH
Q ss_conf             666542013332004--883111234533348589
Q gi|255764471|r  334 LQDLRTKAIKNLPQI--GDIYINTISGRTGEGLDD  366 (470)
Q Consensus       334 ~~~~~~~~~~~~~~~--~~~~i~~iSA~~g~gi~~  366 (470)
T Consensus       150 f~~i~~~~~~~l~~~~~~~~~~IPiSa~~GdNi~~  184 (208)
T cd04166         150 FEEIVADYLAFAAKLGIEDITFIPISALDGDNVVS  184 (208)
T ss_pred             HHHHHHHHHHHHHHCCCCCCEEEEEECCCCCCCCC
T ss_conf             99999999999997499887199812677888786