>1j4zB (B:) observed residues (from ATOM records)
aakdvkfgndarvkmlrgvnvladavkvtlgpkgrnvvldksfgaptitkdgvsvareie
ledkfenmgaqmvkevaskandaagdgtttatvlaqaiiteglkavaagmnpmdlkrgid
kavtaaveelkalsvpcsdskaiaqvgtisansdetvgkliaeamdkvgkegvitvedgt
glqdeldvvegmqfdrgylspyfinkpetgavelespfilladkkisniremlpvleava
kagkplliiaedvegealatlvvntmrgivkvaavkapgfgdrrkamlqdiatltggtvi
seeigmelekatledlgqakrvvinkdtttiidgvgeeaaiqgrvaqirqqieeatsdyd
reklqervaklaggvavikvgaatevemkekkarveaalhatraaveegvvagggvalir
vaskladlrgqnadqnvgikvalrameaplrqivlncgeepsvvantvkggdgnygynaa
teeygnmidmgildptkvtrsalqyaasvaglmittecmvtdlpk