HHsearch alignment for GI: 254780462 and conserved domain: TIGR01139

>TIGR01139 cysK cysteine synthase A; InterPro: IPR005859 This model discriminates cysteine synthase A (CysK) and cysteine synthase B (CysM) from cystathionine beta-synthase, a protein found primarily in eukaryotes and carrying a C-terminal CBS domain lacking from this protein. Bacterial proteins lacking the CBS domain but otherwise showing resemblance to cystathionine beta-synthases and considerable phylogenetic distance from known cysteine synthases were excluded. Cysteine synthase (O-acetylserine (thiol)-lyase, 2.5.1.47 from EC) is the enzyme responsible for the formation of cysteine from O-acetyl-serine and hydrogen sulphide with the concomitant release of acetic acid. In bacteria such two forms of the enzyme are known (genes cysK and cysM). CysK differs from CysM in that it can also use sulphide instead of thiosulphate, to produce cysteine instead of cysteine thiosulphonate. ; GO: 0004124 cysteine synthase activity, 0006535 cysteine biosynthetic process from serine.
Probab=95.64  E-value=0.18  Score=28.78  Aligned_cols=155  Identities=15%  Similarity=0.144  Sum_probs=90.9

Q ss_pred             CCCCCCEEEEECCCCCCCHHHHHHHHHHHCCCEEEEEE-----------------------CC---HHHHHHHHHHHHCC
Q ss_conf             75688789993889885258999999998998899994-----------------------89---78999999998515
Q gi|254780462|r    3 NILKGKRGLIMGVANDHSIAWGIAKVLHSAGAQLAFSY-----------------------QG---ESIGKRLKPLALTV   56 (267)
Q Consensus         3 ~~L~gK~~lItGas~~~GIG~aia~~l~~~Ga~V~i~~-----------------------~~---~~~~~~~~~l~~~~   56 (267)
T Consensus        54 G~lk~G~~IvEpTSGNTGIaLAm--vAAArGYkliltMPetMS~ERr~lL~ayGAeLvLTpg~~GMkGAI~KA~Ei~~~~  131 (312)
T TIGR01139        54 GLLKPGKTIVEPTSGNTGIALAM--VAAARGYKLILTMPETMSIERRKLLKAYGAELVLTPGAEGMKGAIAKAEEIAEST  131 (312)
T ss_pred             CCCCCCCEEEECCCCCHHHHHHH--HHHHHCCEEEEECCCCHHHHHHHHHHHCCCEEEECCCCCCCHHHHHHHHHHHHHC
T ss_conf             88688888982377732699999--9987189499986743268999999870965887281237666789999999868


Q ss_pred             CCEE-E-EEC-CCCCHHHHHH-HHHHHHHHH-CC--CCEEEECCCCCCCCCCCCCCCCCCHHHHHHHHHCCCCHHHHHHH
Q ss_conf             9649-9-987-7999999999-999999983-79--88999368331776555761257999997765016611232221
Q gi|254780462|r   57 DSDF-M-IPC-NVEDPSSMDL-LFERIKERW-ET--LDFVVHSIAFSDKNELRGPYYNTSRDNFIQTMLVSCFSFTEIVR  129 (267)
Q Consensus        57 ~~~~-~-~~~-Dv~~~~~v~~-~~~~~~~~~-g~--iD~lVnnAg~~~~~~~~~~~~~~~~e~~~~~~~vn~~~~~~~~~  129 (267)
T Consensus       132 Pn~y~m~~QF~NpANP~~Hr~TTg~EIw~d~dg~G~~D~FVaG~GTGG--T--------------------ITGvG----  185 (312)
T TIGR01139       132 PNSYFMLQQFENPANPEIHRKTTGPEIWRDTDGKGRLDAFVAGVGTGG--T--------------------ITGVG----  185 (312)
T ss_pred             CCCEEECCCCCCCCHHHHHHHCCHHHHHHHHCCCCCEEEEEEEECCCC--H--------------------HHHHH----
T ss_conf             792652245787221476162027899996278983117997323685--1--------------------54789----


Q ss_pred             HCCCCCCCCC-EEEEEEEEEECCCCCCCCCCHHHHHHHHHHHHH---HHHHHHHHCCEEEEECCCCCCCHHHHCCCC
Q ss_conf             0022244684-168988752014564321000001567763147---799842108589756228726855750798
Q gi|254780462|r  130 RAAQLMPHGG-AMITLTYGGSMRVVPNYNAMAPAKSALESSTKY---LACDYGGMNIRINAISAGPVRTLAGASISN  202 (267)
Q Consensus       130 ~~~~~~~~~G-~II~isS~~~~~~~~~~~~Y~asKaal~~ltr~---lA~El~~~gIrVNaIaPG~i~T~~~~~~~~  202 (267)
T Consensus       186 ~~LK~~~pkG~~~~~~AVEP~~SPVL---------------SggLAG~~ikpGpHKIQ--GiGAGFIP~~Ln~~v~D  245 (312)
T TIGR01139       186 EVLKEKKPKGKDIKIVAVEPAESPVL---------------SGGLAGEEIKPGPHKIQ--GIGAGFIPKVLNRSVID  245 (312)
T ss_pred             HHHHCCCCCCCEEEEEEECCCCCHHH---------------HHHHHHHHCCCCCCCCC--CCCCCCCCCCCCCCCCC
T ss_conf             98740078995589998727743134---------------43330010266949641--27978726336841362