>2a22A (A:) observed residues (from ATOM records)
dfgdlvlligdlkipygakelpsnfrellatdkinyvlctgnvcsqeyvemlknitknvy
ivsgdldsaifnpdpesngvfpeyvvvqigefkiglmhgnqvlpwddpgsleqwqrrldc
dilvtghthklrvfekngklflnpgtatgafsaltpdappsfmlmalqgnkvvlyvydlr
dgktnvamsefsk