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hpnD

Gene
hpnD
Protein
Presqualene diphosphate synthase
Organism
Zymomonas mobilis subsp. mobilis (strain ATCC 31821 / ZM4 / CP4)
Length
291 amino acids
Function
Involved in the biosynthesis of the hopanoid precursor squalene (SQ) from farnesyl diphosphate (FPP). Catalyzes the first step, the formation of presqualene diphosphate (PSPP) from two molecules of FPP.
Similarity
Belongs to the phytoene/squalene synthase family. HpnD subfamily.
Mass
32.577 kDa
Sequence
MTSAMKKIQPEAFSEKSSDSQASVSGAKSSSFYIGMRVLPPAEREAMYAIYNFCRQVDDIADDLEGSQEERKQALDAWRHDINALYAGEPCGQAAFLKEPVARFHLRQEDFIAVIDGMAMDLKGPIVFPDEATLDLYCDRVASAVGRLSVYVFGMDPNIGESLAYHLGRALQLTNILRDIDEDAEIGRCYLPREPLEKAGIPLDIEKALADPRLDKVCRDLAWQAEGHYAASDHIIHNRPKGYLIAPRLMAAAYSALLRKMLAQGWKNPRKKVKHNKLALLWTLLRLKVTS

Gene
hpnD
Protein
Presqualene diphosphate synthase
Organism
Rhodopseudomonas palustris (strain ATCC BAA-98 / CGA009)
Length
279 amino acids
Function
Involved in the biosynthesis of the hopanoid precursor squalene (SQ) from farnesyl diphosphate (FPP). Catalyzes the first step, the formation of presqualene diphosphate (PSPP) from two molecules of FPP.
Similarity
Belongs to the phytoene/squalene synthase family. HpnD subfamily.
Mass
30.906 kDa
Sequence
MTVHATPEPAAHQGVALGSSFYAAMRILPRPQREAMFQVYSFCRFVDDIADSDRPREQRVAELQQWRDDIAALYRGAPPPRLADYQESLRTFGLKREDFEAIIDGMEMDVDADIRAPDEATLDLYCDRVASAVGRLSVRIFGLPEADGIELSHHLGRALQLTNILRDIDEDAGIGRLYLPSELLHKVGITATDPRVVAADSALPSVCAPLVERALAHFAAADKVMNRNPRRVVKAPRIMGKYYYSILQLLIARGFAAPRAPVKLGKASKIAILLQYAIV