>3eszB (B:) observed residues (from ATOM records)
aaiglfygtqtgktesvaeiirdefgndvvtlhdvsqaevtdlndyqyliigcptwnige
lqsdweglyselddvdfngklvayfgtgdqigyadnfqdaigileekisqrggktvgyws
tdgydfndskalrngkfvglaldednqsdltddrikswvaqlksefgl