HHsearch alignment for GI: 254780307 and conserved domain: TIGR01851

>TIGR01851 argC_other N-acetyl-gamma-glutamyl-phosphate reductase; InterPro: IPR010136 N -Acetylglutamate (NAG) fulfils distinct biological roles in lower and higher organisms. In prokaryotes, lower eukaryotes and plants it is the first intermediate in the biosynthesis of arginine, whereas in ureotelic (excreting nitrogen mostly in the form of urea) vertebrates, it is an essential allosteric cofactor for carbamyl phosphate synthetase I (CPSI), the first enzyme of the urea cycle. The pathway that leads from glutamate to arginine in lower organisms employs eight steps, starting with the acetylation of glutamate to form NAG. In these species, NAG can be produced by two enzymatic reactions: one catalysed by NAG synthase (NAGS) and the other by ornithine acetyltransferase (OAT). In ureotelic species, NAG is produced exclusively by NAGS. In lower organisms, NAGS is feedback-inhibited by L-arginine, whereas mammalian NAGS activity is significantly enhanced by this amino acid. The NAGS genes of bacteria, fungi and mammals are more diverse than other arginine-biosynthesis and urea-cycle genes. The evolutionary relationship between the distinctly different roles of NAG and its metabolism in lower and higher organisms remains to be determined . The pathway from glutamate to arginine is: NAGS; N-acetylglutamate synthase (2.3.1.1 from EC) (glutamate to N-acetylglutamate) NAGK; N-acetylglutamate kinase (2.7.2.8 from EC) (N-acetylglutamate to N-acetylglutamate-5P) NAGSA; N-acetyl-gamma-glutamyl-phosphate reductase (1.2.1.38 from EC) (N-acetylglutamate-5P to N-acetylglumate semialdehyde) Acetylornithine aminotransferase (2.6.1.11 from EC) (N-acetylglumate semialdehyde to N-acetylornithine) Acetylornithine deacetylase (3.5.1.16 from EC) (N-acetylornithine to ornithine) Arginase (3.5.3.1 from EC) (ornithine to arginine) This entry represents bacterial N-acetyl-gamma-glutamyl-phosphate reductases, an enzyme catalysing the third step of arginine biosynthesis from glutamate.; GO: 0003942 N-acetyl-gamma-glutamyl-phosphate reductase activity, 0006526 arginine biosynthetic process, 0005737 cytoplasm.
Probab=100.00  E-value=0  Score=335.93  Aligned_cols=292  Identities=18%  Similarity=0.246  Sum_probs=219.6

Q ss_pred             CEEEEEECCCCHHHHHHHHHHHHCCCCEEEEEEEECCCCCCEEEECCCCEEEEEECCHHHHCCCCEEEECCCHHHHHHHH
Q ss_conf             61799981667789999999974499807899997476587560027815899877943631884786068758999999
Q gi|254780307|r    2 TFKVAVVGATGNVGREMLNIICERGFPISEVVALASERSAGTKVPFGKETIDVQDVKSYDFSDTDICLMSAGHAVSSQMS   81 (335)
Q Consensus         2 ~~kvaIiGatG~vG~el~~lL~~~~~p~~~l~~~~s~~~~G~~i~~~~~~~~~~~~~~~~~~~~Divf~a~p~~~s~~~~   81 (335)
T Consensus         1 ~pKvFiDGeaGTTGLqi~~rL~~R--~DleLlsI~~~rR-------KDa-----~~RA~lLNaaDvaiLCLPDdAarEAV   66 (314)
T TIGR01851         1 APKVFIDGEAGTTGLQIRERLSGR--DDLELLSIAPDRR-------KDA-----AERAKLLNAADVAILCLPDDAAREAV   66 (314)
T ss_pred             CCCEEECCCCCCHHHHHHHHHCCC--CCHHEEEECCCCC-------CCH-----HHHHHHHHHHHHHHHCCCCHHHHHCE
T ss_conf             995364178886267898862477--6200031063326-------797-----99887754673233348624554300


Q ss_pred             HHHCCCCEEEEECCCCHHCCCCCCCCCCCHHHHHHCCCCCCCEECCCCCCCCCCCCCCCHHHHCCCCC---CEEEEECCC
Q ss_conf             75045651799614510011211123641011111033343121267643222111220011017874---114652152
Q gi|254780307|r   82 PKIAANGCIVIDNSSAWRYDSDVPLIVPEVNPQTISLASRKNIIANPNCSTIQLVVALKPLHDLAMIK---RVVVTTYQS  158 (335)
Q Consensus        82 ~~~~~~g~~VIDlS~~~R~~~d~p~~lPein~~~i~~~~~~~~VanPgC~at~~~l~L~PL~~~~~i~---~v~v~s~~g  158 (335)
T Consensus        67 SLv~np~~~ilDASTAyRt~~dW~YGfpEL~~eQREki~~sk~vanPGCY~tg~~aL~rPLv~~GilPA~fPv~~~a~sG  146 (314)
T TIGR01851        67 SLVDNPNTKILDASTAYRTADDWVYGFPELAPEQREKIRNSKRVANPGCYPTGFIALLRPLVEAGILPADFPVTINAVSG  146 (314)
T ss_pred             ECCCCCCCEEEECCCCCCCCCCCCCCCCCCCCCCCHHHHHCCEECCCCCCHHHHHHHHHHHHHCCCCCCCCCEEEEEECC
T ss_conf             00268772475154000048774114645787752467605541189851789999974387657776557634556315


Q ss_pred             CCCCCCCCCCCHH---HHHHHHCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCHHHHEEEEEEEEECCCCCCCCCCEE
Q ss_conf             2112321100000---0000000124554444551013740422553234720000110112100010234322112001
Q gi|254780307|r  159 VSGAGKKGIDELL---AQTKAFLAKKTIENRVFTKNIAFNVIPHIDVFMDGGSTKEEWKVLVETQKILDPNIKVSCTAAR  235 (335)
Q Consensus       159 ~SGaG~~~~~eL~---~q~~~~~~~~~~~~~~~~~~la~n~iP~i~~~~~~g~~~ee~k~~~E~~kil~~~~~v~~t~~~  235 (335)
T Consensus       147 YsGGGk~li~~y~sfh~~~a~~~--~~~~f~~YgL~L~HKHlpEm~-------------------~~sgL~~~PiFtP~V  205 (314)
T TIGR01851       147 YSGGGKALIAKYESFHEESADNS--KKQPFIIYGLALEHKHLPEMR-------------------VHSGLALPPIFTPAV  205 (314)
T ss_pred             CCCHHHHHHHHHHHHHHHHCCCC--CCCCCCCCCCCCCCCCCHHHH-------------------HCCCCCCCCEEECCC
T ss_conf             44315899998864555412553--357873211112377453332-------------------036556888012565


Q ss_pred             EEEEECCEEEEEEE---ECCCCCHHHHHHHHHHCCC----CEEEC--CCC---CCCCCCHHHHCCCCC--EEEEEEEECC
Q ss_conf             12110215798767---2465878999873100698----38810--268---899976154348973--2675277636
Q gi|254780307|r  236 VPVFIGHAESVNIE---FEKDISIKDAVAAINKSKG----CIVVD--KPD---KNEYITPVESIRRDL--VFVSRIRKDP  301 (335)
Q Consensus       236 vPv~rG~~~ti~i~---l~~~~~~~~i~~~~~~~~~----~~~~~--~~~---~~~~~~~~~~~g~~~--v~Vgrvr~~~  301 (335)
T Consensus       206 G~f~qGm~V~iPLHL~~L~~~vS~~~ih~al~~yY~Ge~Fv~Va~~~~~~~L~~G~~LD~~g~NgTN~~~lFVF----G~  281 (314)
T TIGR01851       206 GNFAQGMLVTIPLHLATLDSKVSAADIHAALAEYYQGEQFVKVAPLDDAETLDDGTFLDPQGLNGTNRLELFVF----GS  281 (314)
T ss_pred             CCCCCCCEEECCCCHHHHCCCCCHHHHHHHHHHHHCCCCEEEEECCCCCHHHCCCCEECCCCCCCCCEEEEEEE----CC
T ss_conf             73006606763885576278989899999999971777438861244700001685116023788414778871----58


Q ss_pred             CCCCEEEEEEEECCHHHHHHHHHHHHHHHHH
Q ss_conf             6888699999701302236799999999988
Q gi|254780307|r  302 TLKSGLNLWIVANNLRKGAALNAVQIAELVA  332 (335)
Q Consensus       302 ~~~~~~~~~~~~DNL~kGAAg~AVq~anlm~  332 (335)
T Consensus       282 d~g~~a~l~ArLDNLGKGAsGAAVQnLn~~L  312 (314)
T TIGR01851       282 DDGERALLVARLDNLGKGASGAAVQNLNIML  312 (314)
T ss_pred             CCCCCEEEEEEHHCCCCCHHHHHHHHHHHHH
T ss_conf             7733045242210256402579998767650