Protein
Probable squalene--hopene cyclase
Organism
Sinorhizobium fredii (strain NBRC 101917 / NGR234)
Function
Catalyzes the cyclization of squalene into hopene. Probably part of an operon y4aABCD involved in the synthesis of an isoprenoid compound.
Similarity
Belongs to the terpene cyclase/mutase family.
Sequence
MNKHSGNRTAIDPAALEMSIASATEALLAYRHADGHWAFELEADSTIPSEYILLRHYLAEPIDVVLEAKIGNYLRRTQGAHGGWPLVHDGPFDMSASVKSYFALKMIGDSVDAAHMVKAREAIRARGGAANSNVLTRFLLALYGVVSWRAVPVLPIEIVLLPIWSPFHLYKISYWARTTIVPLMVLAVLKPRAKNPKGVGIEELFLQDTKSVGMNPKAPHQSWGWFLLFRGIDGILRVIEPHLPKKLRERAIASALAFTEERLNGEDGMGAIYPSMANIVMMYDALGKDDHFPPRAIARRAIDKLLVIGEEEAYCQPCLSPVWDTALTCHALQEVGGANAVAKAKQGLDWLKPRQVLDVKGDWAVKAPNIRPGGWPFQYNNAHYPDLDDTAVVVMAMDRAQRHAGSKEYATAIARGREWIEGMQSRDGGWAAFDVNNLEYYLNNLPFADHGALLDPPTEDVTARCVSMLAQVGEFTQRSKAVAEGIAYLRRTQHAEGSWYGRWGLNYIYGTWSVLCALNAAGIDHQDPMIRKAVEWLVSIQSWDGGWGEDAISYRLDYSGYEQAPSTSSQTAWALLGLMAAGEVEHPAVARGVNYLKNAQTENGLWDEQRYTATGFPRVFYLRYHGYSKFFPLWALARYRNLRSTNV