>sp|P21683|CRTB_PANAN 15-cis-phytoene synthase OS=Pantoea ananas GN=crtB MNNPSLLNHAVETMAVGSKSFATASKLFDAKTRRSVLMLYAWCRHCDDVIDDQTLGFQAR QPALQTPEQRLMQLEMKTRQAYAGSQMHEPAFAAFQEVAMAHDIAPAYAFDHLEGFAMDV REAQYSQLDDTLRYCYHVAGVVGLMMAQIMGVRDNATLDRACDLGLAFQLTNIARDIVDD AHAGRCYLPASWLEHEGLNKENYAAPENRQALSRIARRLVQEAEPYYLSATAGLAGLPLR SAWAIATAKQVYRKIGVKVEQAGQQAWDQRQSTTTPEKLTLLLAASGQALTSRMRAHPPR PAHLWQRPL