>3v4kA (A:) observed residues (from ATOM records)
hsmdpptftfnfnnepwvrgrhetylcyevermhndtwvklnqrrgflanqaphkhgfle
grhaelcfldvipfwkldldqdyrvtcftswspcfscaqemakfisknkhvslciktari
yddqgrcqeglrtlaeagakisimtysefkhcwdtfvdhqgapfqpwdgldehsqdlsgr
lrailq