>3rn9A (A:) observed residues (from ATOM records)
smlkredwydltrttnwtpkyvtenelfpeemsgargismeawekydepykitypeyvsi
qrekdsgaysikaalerdgfvdradpgwvstmqlhfgaialeeyaastaearmarfakap
gnrnmatfgmmdenrhgqiqlyfpyanvkrsrkwdwahkaihtnewaaiaarsffddmmm
trdsvavsimltfafetgfsnmqflglaadaaeagdhtfaslissiqtdesrhaqqggps
lkilvengkkdeaqqmvdvaiwrswklfsvetgpimdyytplesrnqsfkefmlewivaq
ferqlldlgldkpwywdqfmqdldethhgmhlgvwywrptvwwdpaagvspeerewleek
ypgwndtwgqcwdvitdnlvngkpeltvpetlpticnmcnlpiahtpgnkwnvkdyqley
egrlyhfgseadrwcfqidperyknhtnlvdrflkgeiqpadlagalmymslepgvmgdd
ahdyewvkayq