>6fngA (A:) observed residues (from ATOM records)
qavlkftteihpscvtrqkvigagefgevykgmlkkevpvaiktlkagytekqrvdflge
agimgqfshhniirlegviskykpmmiiteymengaldkflrekdgefsvlqlvgmlrgi
aagmkylanmnyvhrdlaarnilvnsnlvckvsdfglkipirwtapeaisyrkftsasdv
wsfgivmwevmtygerpywelsnhevmkaindgfrlptpmdcpsaiyqlmmqcwqqerar
rpkfadivsildklirapdslktladfdprvsirlps