>sp|P37294|CRTB_SYNY3 15-cis-phytoene synthase OS=Synechocystis sp. GN=crtB MANGQISPQRAVTKPQSWWLTSEPRPSLMLQLPKPSPSAKPCASVEEAYEICRQVTAQYA KTFYLGTLLMPPAKRRAIWAIYLWCRRTDELVDGPQAATTTPETLDHWERRLEGIFAGQP QDDADVALVDTLETFPLDIQPFRDMIAGQRMDLYRSRYQTFEELDLYCYRVAGTVGLMSS AVLGVDTGNGQAPWQPDAVYIPQEEAIALGVANQLTNILRDVGEDVERGRIYLPLEDLER FNYSEQDLLNGVNDDRWRSLMKFEIDRARHYFEDAERGIRALNRDARWPVWTALMLYKGI LDVIEANNYNVFNRRAYVPTPKKLLYLPVAWLRAQVL