HHsearch alignment for GI: 254780928 and conserved domain: cd00773

>cd00773 HisRS-like_core Class II Histidinyl-tRNA synthetase (HisRS)-like catalytic core domain. HisRS is a homodimer. It is responsible for the attachment of histidine to the 3' OH group of ribose of the appropriate tRNA. This domain is primarily responsible for ATP-dependent formation of the enzyme bound aminoacyl-adenylate. Class II assignment is based upon its structure and the presence of three characteristic sequence motifs. This domain is also found at the C-terminus of eukaryotic GCN2 protein kinase and at the N-terminus of the ATP phosphoribosyltransferase accessory subunit, HisZ. HisZ along with HisG catalyze the first reaction in histidine biosynthesis. HisZ is found only in a subset of bacteria and differs from HisRS in lacking a C-terminal anti-codon binding domain.
Probab=100.00  E-value=0  Score=476.59  Aligned_cols=261  Identities=42%  Similarity=0.733  Sum_probs=228.7

Q ss_pred             HHHHHHHHHHHHHHHHHHCCCEEEECCCHHHHHHHHCCCCCCCCCCCCEEEEECCCCCEEEECCCCHHHHHHHHHHHHHH
Q ss_conf             89999999999999999859848016520228875202675543332216898699988999888838999999951120
Q gi|254780928|r   22 EIRIRNRILDSIRNIYENYGFDPIETPLLEYSDSLGKFLPDEDRPNKGVFSLQDDDGQWISLRYDLTAPLARYVAENFDT  101 (496)
Q Consensus        22 ~~~~~~~i~~~l~~~f~~~G~~~I~tP~lE~~~~~~~~~~~~~~~~k~~y~f~D~~g~~l~LRpDlT~~~aR~~~~~~~~  101 (496)
T Consensus         1 e~~~r~~i~~~l~~~f~~~Gy~~I~~P~lE~~d~~~~~~~~~--~~~~~~~f~D~~g~~l~LRpD~T~~iaR~~~~~~~~   78 (261)
T cd00773           1 EAALRRYIEDTLREVFERYGYEEIDTPVFEYTELFLRKSGDE--VSKEMYRFKDKGGRDLALRPDLTAPVARAVAENLLS   78 (261)
T ss_pred             CHHHHHHHHHHHHHHHHHCCCEEEECCCCCCHHHHCCCCCCC--CHHCEEEEECCCCCEEEECCCCCHHHHHHHHHHHCC
T ss_conf             968999999999999998699786677645276752446531--021169999799998976786627999999974153


Q ss_pred             CCCCHHHHHHHHHHCCCCCCCCCCCCCCCCCHHHHHCCCHHHHHHHHHHHHHHHHHCCCCCCCCEEECCCCHHHHHHHHH
Q ss_conf             55411233101333025876444211111000121000024578899999999975188877711303660558999998
Q gi|254780928|r  102 IVFPCRTYRIGPVFRNEKHGPGRFRQFIQCDVDNVGSSAETADAEMCMMMADTLEAVGIKRNDYHIGINNRKILDGILEK  181 (496)
Q Consensus       102 ~~~p~k~yy~g~vfR~e~p~~Gr~REf~Q~g~eiiG~~~~~~DaEii~l~~~~l~~lgl~~~~~~I~in~~~il~~il~~  181 (496)
T Consensus        79 ~~~p~r~~Y~g~VfR~~~~~~g~~rE~~Q~G~EiiG~~~~~ad~Eii~l~~~~l~~lg~~--~~~i~i~~~~i~~~~~~~  156 (261)
T cd00773          79 LPLPLKLYYIGPVFRYERPQKGRYREFYQVGVEIIGSDSPLADAEVIALAVEILEALGLK--DFQIKINHRGILDGIAGL  156 (261)
T ss_pred             CCCCEEEEEECCEEEECCCCCCCCCCCCCEEEEEECCCCHHHHHHHHHHHHHHHHHCCCC--CEEEEEECHHHHHHHHHH
T ss_conf             788858999731899768999984432214699972897588999999999999976998--649998088999999865


Q ss_pred             HCCCHHHHHHHHHHHHHHHHHCCCCCHHHHHHHHHHCCCCHHHHHHCCCCCCHHHHHHHHHHHCCCCHHHHHHHHHHHCC
Q ss_conf             32560356433455533322001289678998621016500355530489997789988874047856889989986035
Q gi|254780928|r  182 IGLHGDDKLNERLIVLRAIDKLDKFGLQGVKLLLGEGRTDNSGDFTKGANLTSEQIDIMVSFLSIDLEKSMHELYELVKG  261 (496)
Q Consensus       182 lgi~~~~~~~~~~~~~~~idkl~k~~~~~~~~~l~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~l~~~~~~  261 (496)
T Consensus       157 ~~~~~~~~~-------~l~d~l----------------------------------------------------------  171 (261)
T cd00773         157 LEDREEYIE-------RLIDKL----------------------------------------------------------  171 (261)
T ss_pred             CCCCHHHHH-------HHHHHH----------------------------------------------------------
T ss_conf             499888999-------999875----------------------------------------------------------


Q ss_pred             CHHHHHHHHHHHHHHHHHHHCCCCCCCCCCCHHHCCCCCCCCCEEEEEEECCCCCCCCCCCCCEEEECCCCCCCCCCCCC
Q ss_conf             73258889999999999875088844300110100122123412489985466677676663101100323235521112
Q gi|254780928|r  262 TIAGEKGFNELVVISELVRKSGYNSNRIKISSTIVRGLEYYTGCVYEAILGFPVMNEKQKPVVFGSVGGGGRYDGLVSRF  341 (496)
Q Consensus       262 ~~~~~~~l~~l~~i~~~l~~~gv~~~~i~~Dl~lvRgLdYYTG~vFE~~~~~~~~~~~~~~~~~~aI~~GGRYD~L~~~f  341 (496)
T Consensus       172 ---~~~~l~~l~~l~~~l~~~~~~-~~i~~D~~~~r~~~YYtG~vFe~~~~~~--------~~~~~i~~GGRYD~L~~~~  239 (261)
T cd00773         172 ---DKEALAHLEKLLDYLEALGVD-IKYSIDLSLVRGLDYYTGIVFEAVADGL--------GAQGSIAGGGRYDGLLEEF  239 (261)
T ss_pred             ---CHHHHHHHHHHHHHHHHCCCC-CEEEECCCCCCCCCCCCCEEEEEEECCC--------CCCCCEEECCCHHHHHHHH
T ss_conf             ---898899999999999865999-5399875126687576871999997898--------8657267544305889970


Q ss_pred             CCCCCCCCEEEECCHHHHHHHH
Q ss_conf             3456774213311016899999
Q gi|254780928|r  342 KGQNVPATGFSIGISRLIVALK  363 (496)
Q Consensus       342 ~~~~~pavGfaigverl~~~l~  363 (496)
T Consensus       240 ~~~~~pAvGfa~~ldrl~~~l~  261 (261)
T cd00773         240 GGEDVPAVGFAIGLERLLLALE  261 (261)
T ss_pred             CCCCCCEEEEEEEHHHHHHHHC
T ss_conf             8999975899960999999649