>1rxxA (A:) observed residues (from ATOM records)
tklgvhseagklrkvmvcspglahqrltpsncdellfddviwvnqakrdhfdfvtkmrer
gidvlemhnlltetiqnpealkwildrkitadsvglgltselrswlesleprklaeylig
gvaaddlpaseganilkmyreylghssfllpplpntqftrdttcwiyggvtlnpmywpar
rqetllttaiykfhpefanaefeiwygdpdkdhgsstleggdvmpigngvvligmgerss
rqaigqvaqslfakgaaervivaglpkaamhldtvfsfcdrdlvtvfpevvkeivpfslr
pdpsspygmnirreektflevvaeslglkklrvvetggnsfereqwddgnnvvclepgvv
vgydrntytntllrkagvevitisaselgrgrggghcmtcpivrdpid