>3rnfA (A:) observed residues (from ATOM records)
smlkredwydltrttnwtpkyvtenelfpeemsgargismeawekydepykitypeyvsi
qrekdsgaysikaalerdgfvdradpgwvstmqlhfgaialeeyaastaearmarfakap
gnrnmatfgmmdenrhgqiqlyfpyanvkrsrkwdwahkaihtnewaaiaarsffddmmm
trdsvavsimltfafetgfsnmqflglaadaaeagdhtfaslissiqtdesrhaqqggps
lkilvengkkdeaqqmvdvaiwrswklfsaltgpimdyytplesrnqsfkefmlewivaq
ferqlldlgldkpwywdqfmqdldethhgmhlgvwywrptvwwdpaagvspeerewleek
ypgwndtwgqcwdvitdnlvngkpeltvpetlpticnmcnlpiahtpgnkwnvkdyqley
egrlyhfgseadrwcfqidperyknhtnlvdrflkgeiqpadlagalmymslepgvmgdd
ahdyewvkayq