RPSBLAST alignment for GI: 254780943 and conserved domain: cd00715

>gnl|CDD|48479 cd00715, GPATase_N, Glutamine amidotransferases class-II (GN-AT)_GPAT- type. This domain is found at the N-terminus of glutamine phosphoribosylpyrophosphate (Prpp) amidotransferase (GPATase) . The glutaminase domain catalyzes amide nitrogen transfer from glutamine to the appropriate substrate. In this process, glutamine is hydrolyzed to glutamic acid and ammonia. GPATase catalyzes the first step in purine biosynthesis, an amide transfer from glutamine to PRPP, resulting in phosphoribosylamine, pyrophosphate and glutamate. GPATase crystalizes as a homotetramer, but can also exist as a homdimer.. Length = 252
 Score =  125 bits (317), Expect = 2e-29
 Identities = 70/231 (30%), Positives = 119/231 (51%), Gaps = 19/231 (8%)

Query: 2   CGIVGIVGRESVGERLFKALKRLEYRGYDSSGMATICDGKIQCVRAQGKLSELEKELNKK 61
           CG+ GI G E      +  L  L++RG +S+G+AT    +    +  G +S++  E   +
Sbjct: 1   CGVFGIYGAEDAARLTYLGLYALQHRGQESAGIATSDGKRFHTHKGMGLVSDVFDEEKLR 60

Query: 62  PLKGNIGIAHTRWATHGLPNKENSHPHCIE----GIAVTHNGIIENFSRLKKEHFSSQQV 117
            L GNI I H R++T G  + EN+ P  +     GIA+ HNG + N   L++E     ++
Sbjct: 61  RLPGNIAIGHVRYSTAGSSSLENAQPFVVNSPLGGIALAHNGNLVNAKELREELEEEGRI 120

Query: 118 FLTETDTEVIACLLEKFIKNGSSKKETMQKLMQCLTGSYSIAVIFED------DPHSIIV 171
           F T +D+EVI  L+ + +       E +   ++ + G+YS+ ++  D      DPH I  
Sbjct: 121 FQTTSDSEVILHLIARSLAKD-DLFEAIIDALERVKGAYSLVIMTADGLIAVRDPHGI-- 177

Query: 172 ARKGPPLIIGHGEGEMFV-GSDVTALTLL-TDKVTYMEDGDWAIIRNSGLT 220
            R   PL++G  EG+ +V  S+  AL ++  + V  +E G+  +I + GL 
Sbjct: 178 -R---PLVLGKLEGDGYVVASESCALDIIGAEFVRDVEPGEIVVIDDDGLE 224