>3esyC (C:) observed residues (from ATOM records)
kkiglfygtqtgktksvaeiirdefgndvvtlhdvsqaevtdlndyqyliigcptwnigk
lqsdweglyselddvdfngklvayfgtgdqigyadnfqdaigileekisqrggktvgyws
tdgydfndskalrngkfvglaldednqsdltddrikswvaqlksefgl