>1xh4A (A:) observed residues (from ATOM records)
svkeflakakedflkkwenpaqntahldqferiktlgtgsfgrvmlvkhmetgnhyamki
ldkqkvvklkqiehtlnekrilqavnfpflvklefsfkdnsnlymvmeyvpggemfshlr
rigrfsepharfyaaqivltfeylhsldliyrdlkpenllidqqgyiqvtdfgfakrvkg
rtwtlcgtpeylapeiilskgynkavdwwalgvliyemaagyppffadqpiqiyekivsg
kvrfpshfssdlkdllrnllqvdltkrfgnlkngvndiknhkwfattdwiaiyqrkveap
fipkfkgpgdtsnfddyeeeeirvsinekcgkefsef