>4ln3K (K:) observed residues (from ATOM records)
gdkiclghhavsngtkvntltergvevvnatetvertnipricskgkrtvdlgqcgllgt
itgppqcdqflefsadliierregsdvcypgkfvneealrqilresggidkeamgftysg
irtngatsscrrsgssfyaemkwllsntdnaafpqmtksykntrknpalivwgihhsgst
aeqtklygsgnklvtvgssnyqqsfvpspgartqvngqsgridfhwlmlnpndtvtfsfn
gafiapdrasflrgksmgiqsgvqvdadcegdcyysggtiisnlpfqnidsravgkcpry
vkqrslllatgmknvp