>6ienB (B:) observed residues (from ATOM records) psdalaalsksthfdwvlapydltasrahtmvlfragllteeqrdgllagldslaqdvad gsfgplvtdedvhaalerglidrvgpdlggrlragrsrndqvaalfrmwlrdavrrvatg vldvvgalaeqaaahpsaimpgkthlqsaqpillahhllahahpllrdldrivdfdkraa vspygsgalagsslgldpdaiaadlgfsaaadnsvdataardfaaeaafvfamiavdlsr laediivwsstefgyvtlhdswstgssimpqkknpdiaelargksgrlignlagllatlk aqplaynrdlqedkepvfdsvaqlelllpamaglvasltfnvqrmaelapagytlatdla ewlvrqgvpfrsaheaagaavraaeqrgvglqeltddelaaispeltpqvrevltiegsv sardcrggtapgrvaeqlnaigeaaerlrrqlvr