Protein
Bifunctional lycopene cyclase/phytoene synthase
Organism
Phycomyces blakesleeanus (strain ATCC 8743b / DSM 1359 / FGSC 10004 / NBRC 33097 / NRRL 1555)
Function
Bifunctional enzyme that catalyzes the reactions from geranylgeranyl diphosphate to phytoene (phytoene synthase) and lycopene to beta-carotene via the intermediate gamma-carotene (lycopene cyclase).
Similarity
In the C-terminal section; belongs to the phytoene/squalene synthase family.
Sequence
MLTYMEVHLYFTLPVLALLAFLYKPFFTTKDRFKYIFLCTVAFATASPWDNYIVYHKAWSYCPECVTAVIGYVPLEEYMFFIIMTLITVTFTSLTMRWTLPSFFIRPETPVFQSVCVRYIPIVGFLTIAAKAWASSIPDSHPFYGACILWYVCPVLALLWIGSGEYMLRRWKAVLFSIAVPTIFLCWVDQYAIARGTWDISRRTSTGIMVLPSLPLEEFLFFLLIDTVLVFASCATDRAHAIVHIYITPMNHNKVSTWYMDFFYLCWAFLQTDQALSGETLSDLDATWRILREASASFYTASSVFSFEARQDLGVLYGFCRATDDLADNNDVSVPDRKKQLELVRGFVRQMFDSKHGHPDIDWTQYSGSIPDSFIAAFRSFTRLRDVLEIKAVEELLDGYTFDLEQREVKNEDDLVYYSACVASSVGEMCTRVLMASEPGGNRTMLKWTVERARDMGLALQLTNIARDIVTDSKQLGRSYVPRDWLTSQESALLKAGKARELGDERLRQIALKMVYTADDLNLMASRAIDYLPPSSRCGVRAACNVYTAIGVSLHKANGYPDRAHLTKLERMKVTFRCVYGFRKGHQGVQGDRGKSQAFTVI