>1cy4A (A:) observed residues (from ATOM records)
gkalvivespakaktinkylgsdyvvkssvghirdlptdergalvnrmgvdpwhnweahy
evlpgkekvvselkqlaekadhiylatdldregeaiawhlreviggddarysrvvfneit
knairqafnkpgelnidrvnaqqarrfmdrvvgymvspllwkkiarglsagrvqsvavrl
vverereikafvpeefwevdastttpsgealalqvthqndkpfrpvnkeqtqaavsllek
arysvleredkpttskpgapfitstlqqaastrlgfgvkktmmmaqrlyeagyitymrtd
stnlsqdavnmvrgyisdnfgkkylpespnqyaheairpsdvnvmaeslkdmeadaqkly
qliwrqfvacqmtpakydsttltvgagdfrlkargrilrfdgwtkvmpalilpavnkgda
ltlveltpaqhftkpparfseaslvkelekrgigrpstyasiistiqdrgyvrvenrrfy
aekmgeivtdrleenfrelmnydftaqmensldqvanheaewkavldhffsdftqqldka
ekdpeeggmrpnqmvlts