HHsearch alignment for GI: 254780901 and conserved domain: TIGR02188
>TIGR02188 Ac_CoA_lig_AcsA acetate--CoA ligase; InterPro: IPR011904 Acetyl-CoA synthetase (also known as acetate-CoA ligase and acetyl-activating enzyme) is a ubiquitous enzyme, found in both prokaryotes and eukaryotes, which catalyses the formation of acetyl-CoA from acetate, coenzyme A (CoA) and ATP as shown below : ATP + acetate + CoA = AMP + diphosphate + acetyl-CoA The activity of this enzyme is crucial for maintaining the required levels of acetyl-CoA, a key intermediate in many important biosynthetic and catabolic processes. It is especially important in eukayotic species as it is the only route for the activation of acetate to acetyl-CoA in these organisms (some prokaryotic species can also activate acetate by either acetate kinase/phosphotransacetylase or by ADP-forming acetyl-CoA synthase). Eukaryotes typically have two isoforms of acetyl-CoA synthase, a cytosolic form involved in biosynthetic processes and a mitochondrial form primarily involved in energy generation. The crystal structures of a eukaryotic (Q01574 from SWISSPROT, from yeast) and bacterial (Q8ZKF6 from SWISSPROT, from Salmonella) form of this enzyme have been determined , . The yeast enzyme is trimeric, while the bacterial enzyme is monomeric. The trimeric state of the yeast protein may be unique to this organism however, as the residues involved in the trimer interface are poorly conserved in other sequences. Despite differences in the oligomeric state of the two enzyme, the structures of the monomers are almost identical. A large N-terminal domain (~500 residues) containing two parallel beta sheets is followed by a small (~110 residues) C-terminal domain containing a three-stranded beta sheet with helices. The active site occurs at the domain interface, with its contents determining the orientation of the C-terminal domain.; GO: 0003987 acetate-CoA ligase activity, 0016208 AMP binding.
Probab=92.13 E-value=0.79 Score=26.44 Aligned_cols=340 Identities=18% Similarity=0.209 Sum_probs=174.4
Q ss_pred CHHHCCCHHHHHHHHHHHHHCCCCEEEEECCCCCHHHHHHHHHHHHHHCCCCEEEEECCCCCCCCCCCHHHH-HHHHHCC
Q ss_conf 955614879999999999977997999940788615289999999997699479980787433668897898-8742026
Q gi|254780901|r 71 DPLILTDCDKAARRIVQAIYNSEKIMIFGDYDVDGAASVALMMRFLSHCSVNANMYIPDRIVDGYGPNPSLM-EKFINEG 149 (600)
Q Consensus 71 dP~~l~dm~~A~~ri~~ai~~~ekI~I~gDyD~DGitstail~~~L~~~g~~v~~~IP~R~~eGYGl~~~~i-~~~~~~g 149 (600)
T Consensus 99 Y~eL~~~Vcr~An~LK~GvkkGD~V~IY----mPMiPEa~~AMLACaRIGA~HSVVF----g---GFSa~aL~~Ri~Da~ 167 (643)
T TIGR02188 99 YRELHREVCRFANVLKLGVKKGDRVAIY----MPMIPEAAIAMLACARIGAIHSVVF----G---GFSAEALADRINDAG 167 (643)
T ss_pred HHHHHHHHHHHHHHHHCCCCCCCEEEEE----CCCCHHHHHHHHHHHHCCCEEEEEC----C---CCCHHHHHHHHHCCC
T ss_conf 8899899999999974476468878995----7881899999988643685267872----5---774789988753277
Q ss_pred CCEEEEECCCCCCHHH------HHHHHH-C-----CC-CEEEECCCCCC-C------------CCCC-CEEEECCCCCCC
Q ss_conf 8689996488762345------555541-7-----98-27996154476-5------------5567-256523788886
Q gi|254780901|r 150 AQLIITVDCGSTSYDA------LQYATN-Q-----GI-DVIVIDHHQVK-S------------EEIP-AYALVNPNRLDD 202 (600)
Q Consensus 150 ~~LiItvD~Gi~~~e~------i~~a~~-~-----Gi-dvIVtDHH~~~-~------------~~p~-a~aivNP~~~~~ 202 (600)
T Consensus 168 ak~VITAD~g~RgGK~~~LK~~VD~AL~~~~~~~~~V~~VlV~~RtG~~~~~w~~GRD~wwh~l~~~~~~~~c~Pe~m~s 247 (643)
T TIGR02188 168 AKLVITADEGLRGGKVIPLKAIVDEALEKCPDTCPSVEKVLVVRRTGGPVVPWVEGRDVWWHELVAKGQSAECEPEPMDS 247 (643)
T ss_pred CCEEEECCCCCCCCCCCCHHHHHHHHHHHCCCCCCCCCEEEEEEECCCCCCCCCCCCCCHHHHHHCCCCCCCCCCCCCCC
T ss_conf 75899437740588643036899999960786745300678998558887775488876068985378878246541787
Q ss_pred CCCCCCHHHHHHH------------HHHHHHHHHHHCCCCCCCCHHHHHHHHHHHHHHHHHCC-----------CCC---
Q ss_conf 4334430478899------------99999999970214887640779999999877542011-----------114---
Q gi|254780901|r 203 LSGQGHLCAAGVV------------FLVLVLIYRILRQDNKVPLNFDLLSLLDLVALATVCDV-----------VPL--- 256 (600)
Q Consensus 203 ~~p~~~l~gaGva------------f~l~~al~~~l~~~~~~~~~~~l~~~ldlvaiGTvaD~-----------vpL--- 256 (600)
T Consensus 248 EDPLFiLYTSGSTGKPKGv~HttgGYll~a~~T~k~VFD~~--------d~-D--~fWCTADvGWiTGHSYiVYGPL~~G 316 (643)
T TIGR02188 248 EDPLFILYTSGSTGKPKGVLHTTGGYLLYAAMTMKYVFDIK--------DG-D--IFWCTADVGWITGHSYIVYGPLANG 316 (643)
T ss_pred CCCHHHHHCCCCCCCCCCCEECCHHHHHHHHCCEEEEEECC--------CC-C--EEEEECCEEEEECCHHHHHHHHHCC
T ss_conf 66026763478778887214341779988732146764037--------99-6--2686211200205324012422115
Q ss_pred ------------------------CCCC---------HHHHHHHHHHHHHCCCCCHHHHHHHHCCCCCCCH---------
Q ss_conf ------------------------4411---------8999987887751688743578987088864242---------
Q gi|254780901|r 257 ------------------------IGLN---------RAYVVKGLMVARRQGNPGLKALIERVNISSPITA--------- 294 (600)
Q Consensus 257 ------------------------~~eN---------R~lvk~GL~~l~~~~~~gl~~L~~~~~~~~~i~~--------- 294 (600)
T Consensus 317 AT~~mfEG~P~YP~~~R~W~~iekh~vtiFYTAPTAIR~L~r~G~~~~~k~DlSSLR~LGS---VGEPINPEAW~WY~~~ 393 (643)
T TIGR02188 317 ATTLMFEGVPTYPDAGRFWEIIEKHKVTIFYTAPTAIRALMRLGDEWVKKHDLSSLRLLGS---VGEPINPEAWMWYYKV 393 (643)
T ss_pred CEEEEECCCCCCCCCCCEEEEEEECCCCEEECCHHHHHHHHHHCCHHHHHCCCCCEEECCC---CCCCCCHHHHHHHHHC
T ss_conf 3178743778332787678553315765033156899999861112134417640015025---6888764478899870
Q ss_pred ---------------HHHHHHHHHHCCHHHHH--CCC---CCCCEEEECC-CHHHHHHHHHHHHHHHHHHHHHHHHHHHH
Q ss_conf ---------------34566677430623331--212---2221002034-25899999999998999999999999999
Q gi|254780901|r 295 ---------------ENLGYMIGPSINAGGRI--GES---NLGSRLLISD-DSQELEMLAMKLDVLNQNRRLMESAMLEQ 353 (600)
Q Consensus 295 ---------------~di~f~iaPrINAaGRl--~~a---~~av~lL~~~-d~~~a~~la~~L~~lN~~Rk~~e~~i~~~ 353 (600)
T Consensus 394 vG~~~CpiVDTWWQTETGgimItPlPG~~~p~KPGSAt~PffGi~p~~vDP~~G~------------------------- 448 (643)
T TIGR02188 394 VGKERCPIVDTWWQTETGGIMITPLPGAATPTKPGSATLPFFGIEPAVVDPEEGK------------------------- 448 (643)
T ss_pred CCCCEEEEECCCCCCCCHHHHHCCCHHHHHHCCCCCCCCCCCCCEEEEECCCCCC-------------------------
T ss_conf 4895200761654510025334040125763487768748887247887189885-------------------------
Q ss_pred HHHHHHHHHCCCCCC-CEEEEECCCCCHHHHHHH--HHHHHHHHHC--EE---EEEE-----ECCCCEEEEEEECC----
Q ss_conf 999987521124347-502620578581222222--7899884201--07---9988-----63798379998648----
Q gi|254780901|r 354 AEAKVLTQCDDIQQA-SVIVVEGDRWHPGIVGLL--AARLKEKFGR--PS---FAIS-----FEEDGKGIGSGRSI---- 416 (600)
Q Consensus 354 a~~~~~~~~~~~~~~-~~ivv~~~~wh~GViGIV--AsrL~e~y~k--P~---iv~s-----~~~dg~~kGS~RSi---- 416 (600)
T Consensus 449 ---~~~--G-~~~~g~G~LvI~~P-WPsm~RtiyGDh~Rf~~tYf~~~~~~G~~YFtGDGA~rD~DGY~WI~GRvDDViN 521 (643)
T TIGR02188 449 ---EVE--G-PGEGGAGYLVIKQP-WPSMLRTIYGDHERFVETYFSPFPGKGKYYFTGDGARRDKDGYIWITGRVDDVIN 521 (643)
T ss_pred ---EEC--C-CCCCCCEEEEECCC-CCCHHCCCCCCCHHHHHCCCCCCCCCCCEEEECCCEEECCCCCEEEEEEEEEEEE
T ss_conf ---733--7-77677507887788-8520022468832567505324789986367366002558988799415612865
Q ss_pred -CC-----CCHHHHHHHHCCCCCCC--------CCCCCCCCCCEEECCC--CHHHHHHHHHHHHHHHCCH
Q ss_conf -98-----61888888530335301--------1565322231464222--1588999999999862264
Q gi|254780901|r 417 -EG-----FDIGKMVSFAVEEGILV--------KGGGHAMAAGLTVERV--NFGRLCDFFQKFAHNIVPA 470 (600)
Q Consensus 417 -~g-----~~l~~~l~~~~~~~ll~--------~~GGH~~AaG~ti~~~--~l~~f~~~l~~~~~~~~~~ 470 (600)
T Consensus 522 VSGHRLGTaEiESALv--~Hp~VAEAAVVG~pd~iKGq~i~AFV~L~~~~~~~~-l~~EL~~~Vr~~IGp 588 (643)
T TIGR02188 522 VSGHRLGTAEIESALV--SHPAVAEAAVVGIPDDIKGQAIYAFVTLKDGVEPDD-LRKELRKHVRKEIGP 588 (643)
T ss_pred ECCCCCCHHHHHHHHH--CCCCCCEEEEECCCCCCCCCEEEEEEEECCCCCCCH-HHHHHHHHHHHHCCC
T ss_conf 1565654689999985--685555456206788864456899998558887336-999999999986077