>2viwA (A:) observed residues (from ATOM records) iiggefttienqpwfaaiyrrhrggsvtyvcggslispcwvisathcfidypkkedyivy lgrsrlnsntqgemkfevenlilhkdysadtlahhndiallkirskegrcaqpsrtiqti slpsmyndpqfgtsceitgfgkenstdylypeqlkmtvvklishrecqqphyygsevttk mlcaadpqwktdscqgdsggplvcslqgrmtltgivswgrgcalkdkpgvytrvshflpw irshtkee