>3r8bK (K:) observed residues (from ATOM records)
sqpdpkpdelhksskftglmenmkvlyddnhvsainvksidqflyfdliysikdtklgny
dnvrvefknkdladkykdkyvdvfganyyyqcyfskrktcmyggvtehngnqldkyrsit
vrvfedgknllsfdvqtnkkkvtaqeldyltrhylvknkklyefnnspyetgyikfiene
nsfwydmmpapgdkfdqskylmmyndnkmvdskdvkievylttk