>1zguA (A:) SEQRES residues vkvprnfrlleeleegqkgvgdgtvswgleddedmtltrwtgmiigpprtnyenriyslk vecgpkypeappsvrfvtkinmnginnssgmvdarsipvlakwqnsysikvvlqelrrlm mskenmklpqppegqtynn