HHsearch alignment for GI: 254780970 and conserved domain: cd02691

>cd02691 PurM-like2 AIR synthase (PurM) related protein, archaeal subgroup 2 of unknown function. The family of PurM related proteins includes Hydrogen expression/formation protein HypE, AIR synthases, FGAM synthase and Selenophosphate synthetase (SelD). They all contain two conserved domains and seem to dimerize. The N-terminal domain forms the dimer interface and is a putative ATP binding domain.
Probab=100.00  E-value=3.8e-33  Score=246.21  Aligned_cols=287  Identities=20%  Similarity=0.269  Sum_probs=206.3

Q ss_pred             HHHHHHHCCCCEEECCCCCEEEEEECCCEEEEEEECCCC-CCCCCCCCCCCCCCCCCCCCCCCCCCCEEEEEEEECCCCC
Q ss_conf             997512069748993347736898369839999951788-7776588887210558102257677874368775045787
Q gi|254780970|r   56 WLRTLPTTGKHVIQGPGENAGVVDIGGGDCVVFKMESHN-HPSYIEPYQGAATGVGGILRDIFTMGARPVAAMNSLRFGA  134 (737)
Q Consensus        56 ~l~~~~~~~~~vi~~~~~~a~vi~~~~~~~~~~k~EtHN-hPs~i~P~~GAaTg~gG~iRDi~~~Ga~p~a~~~~l~~g~  134 (737)
T Consensus        20 i~~~~~~~~~~~~l~~~dDaa~~~~~~~~-iv~ttDg~~~~~~~f-P~~~G~~av~~tvnDla~mGA~P~~l~~~~~l~e   97 (346)
T cd02691          20 LAELIGKTGEVSIVAQDDDAGVDAADVEY-IVVAIDGIHSRLSDF-PFLAGFHATRAALRDVMVMGARPVALLSDIHLAD   97 (346)
T ss_pred             HHHHHHHCCCCCCCCCCCCEEEECCCCCE-EEEEECCEEECCCCC-CCCCHHHEEEEEHHHHHHCCCCCCEEEEEEEECC
T ss_conf             99998653686444567864675379957-999947778556668-5112133476556667764884330389999669


Q ss_pred             CCCCCHHHHHHHHHHHHHHHHHHCCCCCCCCEEEEECCC---CCCCCCCEEEECCCCHHHHHHCCCCCCCCEEEEECCCC
Q ss_conf             568638889988874588665430872113203552156---76642211221121135543112256897799965765
Q gi|254780970|r  135 IHHPKTKHLLSGVVAGIAGYSNSFGVPTVGGEVEFLPCY---NNNIIVNTFAAGIAKTNAIFSSKARGIGLPLVYLGAKT  211 (737)
Q Consensus       135 ~~~p~~~~~~~~~~~G~~~ygN~~G~P~v~G~~~~~~~y---~~~~~v~~~~~Gi~~~~~~~~~~~~~~Gd~ii~~G~~t  211 (737)
T Consensus        98 g~---~~~~L~~i~~~m~~aa~~~gV~iV~GdT~vv~gd~v~g~~i~~~v~~iGv~~~~~~~~-~~ArpGD~Ilvsg---  170 (346)
T cd02691          98 DG---DVGKLFDFTAGVTAVSEATGVPLVAGSTLRIGGDMVLGDRLVGGVGAVGRSKSDPSRR-KNAEPGDLILMTE---  170 (346)
T ss_pred             CC---CHHHHHHHHHHHHHHHHHCCCCEEECCCEEECCCCEEEEEEEEEEEEEEECCCCCCCC-CCCCCCCEEEEEC---
T ss_conf             99---9999999999999999985998971473683699466436899888877404776411-4799999999978---


Q ss_pred             CCCCCHHHHHHHHHHCCCCC-CCCCCCCCCCHHHHHHHHHHHHHHCCCCCCHHCCCCCCCCHHHHHHHHHCCCCCCEEEE
Q ss_conf             64441046666777286533-34443326798999888999874011383011034775201112233201477528996
Q gi|254780970|r  212 GRDGIGGASMASEEFGENIA-KKRPTVQVGDPFTGKCLLEACLELMNTDAVIAIQDMGAAGLTCSAIEMGNQGNLGITLD  290 (737)
Q Consensus       212 g~dGi~Ga~~sS~~~~~~~~-~~~~~VQ~gdp~~ek~~~~~~~~~~~~~~i~~~~D~gaGGl~~a~~Ema~~~~~G~~i~  290 (737)
T Consensus       171 ---giGg~~ia~~a~~~g~~~~~~et~~~~~~~~~~~l~~----~~l~~~IhaMrD~TrGGLa~~LnEiA~~SgVgi~Id  243 (346)
T cd02691         171 ---GAGGGTITTTAIYHGMPDVVEETLNVDFIKACEALRD----SGLVSKVHSMTDVTNGGIRGDALEISKTAGVSLVFD  243 (346)
T ss_pred             ---CCCCHHHHHHHHHCCCCCCCHHCCCHHHHHHHHHHHH----HHHHCCCEEEECCCCHHHHHHHHHHHHHCCCEEEEE
T ss_conf             ---8784178899987146432100012046788999998----531047338776862458889999998669759997


Q ss_pred             EHHH--CCCCCCCCHHHHH----HCCCCCEEEEEEECCCHHHHHHHHHHHCCEEECCCCEEECCCCCCCCCCCC
Q ss_conf             2022--0466789998986----178885089999546758899988870971311221210443100025864
Q gi|254780970|r  291 LDKV--PTCEEGMTAYEMM----LSESQERMLMILNPEKQHKAQEILNKWGLHFSIIGITTNDKLFRVIHRGEE  358 (737)
Q Consensus       291 l~~v--p~~~~~l~~~ei~----~sEsQeR~~~~v~~~~~~~~~~i~~~~~~~~~~iG~vt~~~~~~v~~~g~~  358 (737)
T Consensus       244 ee~I~~pv~p~V~~~cE~LgiDPL~vaneg~Lii~p~e~~~~i~~~l~~~Gv~a~~IG~V~~g~~~~l~~~g~~  317 (346)
T cd02691         244 EEKVRSLINPKVLKMLEELGIDPLGVSLDSLMIIAPEEDAVDIIRTLREAGVRADEVGRVEEGRGVPLVVTGEG  317 (346)
T ss_pred             HHHCCCCCCHHHHHHHHHHCCCHHHCCCCCEEEEECHHHHHHHHHHHHHCCCCEEEEEEEEECCCCEEEECCCC
T ss_conf             67704656889999999859870102556269996677889999999876997389999984896178638961