RPSBLAST alignment for GI: 255764509 and conserved domain: cd00643

>gnl|CDD|153081 cd00643, HMG-CoA_reductase_classI, Class I hydroxymethylglutaryl-coenzyme A (HMG-CoA) reductase (HMGR). Hydroxymethylglutaryl-coenzyme A (HMG-CoA) reductase (HMGR), class I enzyme, homotetramer. Catalyzes the synthesis of coenzyme A and mevalonate in isoprenoid synthesis. In mammals this is the rate limiting committed step in cholesterol biosynthesis. Class I enzymes are found predominantly in eukaryotes and contain N-terminal membrane regions. With the exception of Archaeoglobus fulgidus, most archeae are assigned to class I, based on sequence similarity of the active site, even though they lack membrane regions. Yeast and human HMGR are divergent in their N-terminal regions, but are conserved in their active site. In contrast, human and bacterial HMGR differ in their active site architecture. Length = 403
 Score =  320 bits (823), Expect = 3e-88
 Identities = 142/332 (42%), Positives = 188/332 (56%), Gaps = 5/332 (1%)

Query: 16  IGPMKITGNVIQDKVKVPLATYEYPLWHSVKRGAHISMLCPDGIRATLIDERMTRSIFFE 75
            GP+ I G     +  VP+AT E  L  S  RG     L   G    ++ + MTR+  F 
Sbjct: 75  AGPLLINGEYAGGEFYVPMATTEGALVASTNRGCKAINLS-GGATTRVLGDGMTRAPVFR 133

Query: 76  TENAEMALTALQEITLKKAEIARVIEQTSQFTRFLQLHSQIAGNLLFLRLEFATGDASGH 135
             +A  A      I      I  V E TS+  R   +   IAG  ++LR E+ TGDA G 
Sbjct: 134 FPSAREAAEFKAWIEENFEAIKEVAESTSRHARLQSIKPYIAGRSVYLRFEYTTGDAMGM 193

Query: 136 NMVTKAADAVMDWILSQWSYLHYGSVSGNICSDKKATAINGIMGRGKNFVAEITINRAIC 195
           NMVTKA +A  DWI   +  +   S+SGN C+DKK +AIN I GRGK+ VAE TI R + 
Sbjct: 194 NMVTKATEAACDWIEENFPDMEVISLSGNFCTDKKPSAINWIEGRGKSVVAEATIPREVV 253

Query: 196 QKYLRTSPEKIILLNTQKNLIGTFLAGGIRSANAHFANMLLAYYLATGQDAANIVEGSQG 255
           ++ L+T+PE ++ +N  KNLIG+ +A G    NAH AN++ A ++ATGQDAA +VE S  
Sbjct: 254 KEVLKTTPEALVEVNIAKNLIGSAMA-GSGGFNAHAANIVAAIFIATGQDAAQVVESSNC 312

Query: 256 LTYAKLH-DDSLYFSCTIPNLILGCVGNGKNIPAIKNNLTALGCIEERKT-GDNARRLAA 313
           +T  +L  D  LY S T+P+L +G VG G  +P  +  L  LGC       G NAR+LA 
Sbjct: 313 ITTMELTADGDLYISVTMPSLEVGTVGGGTGLPTQRECLELLGCYGAGDEPGANARKLAE 372

Query: 314 ICAATVLCGELSLLAAQTNPGELMEAHLRLER 345
           I AATVL GELSLLAA    G L+ +H +L R
Sbjct: 373 IVAATVLAGELSLLAALAA-GHLVRSHEKLGR 403