>1dx9D (D:) observed residues (from ATOM records)
kkiglfygtqtgktesvaeiirdefgndvvtlhdvsqaevtdlndyqyliigcptanige
lqsdweglyselddvdfngklvayfgtgdqigyadnfqdaigileekisqrggktvgyws
tdgydfndskalrngkfvglaldednqsdltddrikswvaqlksefgl