>1rz9A (A:) observed residues (from ATOM records)
matfyevivrvpfdveehlpgisdsfvdwvtgqiwelppesdlnltlveqpqltvadrir
rvflyewnkfskqeskffvqfekgseyfhlhtlvetsgissmvlgryvsqiraqlvkvvf
qgiepqindwvaitkvkkggankvvdsgyipayllpkvqpelqwawtnldeyklaalnle
erkrlvaqflaes