>2excX (X:) observed residues (from ATOM records)
dnqfysvevgdstftvlkryqnlkpigsgivcaaydavldrnvaikklsrpfqnqthakr
ayrelvlmkcvnhkniisllnvftpqktleefqdvylvmelmdanlcqviqmeldherms
yllyqmlcgikhlhsagiihrdlkpsnivvksdctlkildfglavtryyrapevilgmgy
kenvdiwsvgcimgemvrhkilfpgrdyidqwnkvieqlgtpcpefmkklqptvrnyven
rpkyagltfpklfpdslfpadsehnklkasqardllskmlvidpakrisvddalqhpyin
vwydpaeveapppqlderehtieewkeliykevmn