>1zrsA (A:) observed residues (from ATOM records) pssdqtwqpidgrvaliapasaiatevleatlrqlevhgvdyhlgrhvearyrylagtve qrledlhnafdmpditavwclrggygcgqllpgldwgrleaasprpligfsdisvllsaf hrhglpaihgpvatglglqerlaslasvsrllagidhelpvqhlgghkqrvegaliggnl talacmagtlgglhapagsilvledvgepyyrlerslwqllesidarqlgaiclgsftdc prkevahslerifgeyaaaievplyhhlpsghgaqnrawpygktavlegnrlrw