HHsearch alignment for GI: 254780294 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=433.35  Aligned_cols=307  Identities=46%  Similarity=0.816  Sum_probs=293.8

Q ss_pred             CEEEEECCCCHHHHHHHHHHHCCCCEEEEEEECCCCCCCCCCHHHHCCCCEEEECCCCHHHHHHHHHHHHCCCCEEEECC
Q ss_conf             07999758867899999998629972899996530078600667747998999938983789999998612584898227
Q gi|254780294|r    2 YKIFIDGEHGTTGLKIRSRIVQRKDLCLLSIPCEERHNLRYREDLLNAADVSILCLPDVASLEIIQLIKKNGINSRIIDT   81 (311)
Q Consensus         2 ~kVaIvGATG~vG~~li~lL~~hp~~~l~~l~s~~~ag~~~~~~~~~~~Divf~a~p~~~s~~~~~~~~~~g~~~~vid~   81 (311)
T Consensus         2 pKvFiDGeaGTTGLqi~~rL~~R~DleLlsI~~~rRKDa~~RA~lLNaaDvaiLCLPDdAarEAVSLv~np~--~~ilDA   79 (314)
T TIGR01851         2 PKVFIDGEAGTTGLQIRERLSGRDDLELLSIAPDRRKDAAERAKLLNAADVAILCLPDDAAREAVSLVDNPN--TKILDA   79 (314)
T ss_pred             CCEEECCCCCCHHHHHHHHHCCCCCHHEEEECCCCCCCHHHHHHHHHHHHHHHHCCCCHHHHHCEECCCCCC--CEEEEC
T ss_conf             953641788862678988624776200031063326797998877546732333486245543000026877--247515


Q ss_pred             CCCHHHHHHHHHCCCCCCHHHHHHCCCCEEEECCCCCCCCCHHHHHHHHHHCCCCCCCCEEEEEECCCCCCCCCCCHHCC
Q ss_conf             63035554311002100047765204960772584211331124788888503455650267651233335610000001
Q gi|254780294|r   82 STAHRIAPGWVYGFPEMDKSQKEKIRSARYITNPGCYATGAIAILRPLRKAKLLPDRYPITINAVSGYTGGGKKLISRME  161 (311)
Q Consensus        82 ss~~R~~~~vpl~vPEvN~~~~~~~~~~~iIanPnC~~t~~~laL~PL~~~~~i~~~~~~~~~~~sg~sgaG~~~~~~~~  161 (311)
T Consensus        80 STAyRt~~dW~YGfpEL~~eQREki~~sk~vanPGCY~tg~~aL~rPLv~~GilPA~fPv~~~a~sGYsGGGk~li~~y~  159 (314)
T TIGR01851        80 STAYRTADDWVYGFPELAPEQREKIRNSKRVANPGCYPTGFIALLRPLVEAGILPADFPVTINAVSGYSGGGKALIAKYE  159 (314)
T ss_pred             CCCCCCCCCCCCCCCCCCCCCCHHHHHCCEECCCCCCHHHHHHHHHHHHHCCCCCCCCCEEEEEECCCCCHHHHHHHHHH
T ss_conf             40000487741146457877524676055411898517899999743876577765576345563154431589999886


Q ss_pred             ---CCCCCCCCCCCCCCCCCCCCCCCCCCHHHHCCCCEEEEEEEECCCCCCEEEEEEEEEEECCCCCCCHHHHHHHHHHH
Q ss_conf             ---34443223433222223444443420133216711368875203433202789999863257754489988665422
Q gi|254780294|r  162 ---QKNMPDTISSNHFFYSLDLLHKHLPEITQYSLIKTSPMFLPSVGRFPQGIAIQISLDMERLSWKTNSEELHSIFQEY  238 (311)
Q Consensus       162 ---~~~~~~~~~~~~~~~~~~~~~~h~~e~~~~~~~~~~~~~~~~~~~~~~g~~~~v~v~~~~~~~~~~~~~~~~~~~~~  238 (311)
T Consensus       160 sfh~~~a~~~~~~~f~~YgL~L~HKHlpEm~~~sgL~~~PiFtP~VG~f~qGm~V~iPLHL~~L~~~vS~~~ih~al~~y  239 (314)
T TIGR01851       160 SFHEESADNSKKQPFIIYGLALEHKHLPEMRVHSGLALPPIFTPAVGNFAQGMLVTIPLHLATLDSKVSAADIHAALAEY  239 (314)
T ss_pred             HHHHHHCCCCCCCCCCCCCCCCCCCCCHHHHHCCCCCCCCEEECCCCCCCCCCEEECCCCHHHHCCCCCHHHHHHHHHHH
T ss_conf             45554125533578732111123774533320365568880125657300660676388557627898989999999997


Q ss_pred             HCCCCCCEEECCCCCCCC---CCCCHHHHCCCCEEEEEEEEECCCCEEEEEEEECCCHHHHHHHHHHHHHHHHCC
Q ss_conf             001443056027878878---986427627996079999980899769999972221013689999999987238
Q gi|254780294|r  239 YMGQNIVSVVPLEESRKI---KTIACEMMSGNDKLHLFFFDSSELPYINIIAVFDNLGKGASGAAIQNMDLLLSS  310 (311)
Q Consensus       239 ~~~~~~v~v~~~~~~~~~---~~p~~~~~~g~n~v~Vg~~~~~~~~~~~v~s~~DNL~KGAAgnAVQn~nlm~g~  310 (311)
T Consensus       240 Y~Ge~Fv~Va~~~~~~~L~~G~~LD~~g~NgTN~~~lFVFG~d~g~~a~l~ArLDNLGKGAsGAAVQnLn~~LGl  314 (314)
T TIGR01851       240 YQGEQFVKVAPLDDAETLDDGTFLDPQGLNGTNRLELFVFGSDDGERALLVARLDNLGKGASGAAVQNLNIMLGL  314 (314)
T ss_pred             HCCCCEEEEECCCCCHHHCCCCEECCCCCCCCCEEEEEEECCCCCCCEEEEEEHHCCCCCHHHHHHHHHHHHHCC
T ss_conf             177743886124470000168511602378841477887158773304524221025640257999876765069