>1txkA (A:) observed residues (from ATOM records)
fsiddvakqaqslagkgyetpksnlpsmkyadyqqiqfnhdkaywnnlktpfklefyhqg
myfdtpvkinevtatavkrikyspdyftfgdvqhdkdtvkdlgfagfkvlypinskdknd
eivsmlgasyfrvigagqvyglsarglaidtalpsgeefprfkefwierpkptdkrltiy
alldspratgaykfvvmpgrdtvvdvqskiylrdkvgklgvapltsmflfgpnqpspann
yrpelhdsnglsihagngewiwrplnnpkhlavssfsmenpqgfgllqrgrdfsrfedld
drydlrpsawvtpkgewgkgsvelveiptndetndnivaywtpdqlpepgkemnfkytit
fsrdedklhapdnawvqqtrrstgdvkqsnlirqpdgtiafvvdftgaemkklpedtpvt
aqtsigdngeivestvrynpvtkgwrlvmrvkvkdakkttemraalvnadqtlsetwsyq
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