>PEK-S1_a.AA ESTMERKRAAGPKKLHTQKRSDVMLERTRPLDPINRARSGAGETDHDASALQAAPDAEYV RQFLAMAQRLERFKMLSANVVTGIVESIQKGGETPVAAAGRFCSSYEVLACVGQGASGKV YKCRSKEDEQIYAIKVIKVRTATKSRDQDVALVFKEGEMLQRCEHPNIVKYFDMWKEEGE PGKSKVYIVMEFCGRSLQSVLLGGESPPADAFRQLLQAVAHVHDNVGVHRDIAPHNIFVT DDGRIKLGDFGLAKNKESMLETENIKKGRAVYYSPQRRSNSTYTDMLALGVILFELHWRC PPDQERESVLIDVRDGVLPADWAYQHPSIAPKVLELVAARRDQRPSARDILCDPAWQSVW