>3f5pK (K:) observed residues (from ATOM records)
sfsaadvyvpdewevarekitmsrelgqgsfgmvyegvakgvvkdepetrvaiktvneaa
smrerieflneasvmkefnchhvvrllgvvsqgqptlvimelmtrgdlksylrslrppsl
skmiqmageiadgmaylnankfvhrdlaarncmvaedftvkigdfgmtrdiyetdyyrkg
gkgllpvrwmspeslkdgvfttysdvwsfgvvlweiatlaeqpyqglsneqvlrfvmegg
lldkpdncpdmlfelmrmcwqynpkmrpsfleiissikeemepgfrevsfyyseen