PSPN GI:4758974 persephin precursor 1 mavgkfllgs llllslqlgq gwgpdargvp vadgefsseq vakaggtwlg 50 51 thrplarlrr alsgpcqlws ltlsvaelgl gyaseekvif rycagscprg 100 101 artqhglala rlqgqgrahg gpccrptryt dvaflddrhr wqrlpqlsaa 150 151 acgcgg