>6hetA (A:) observed residues (from ATOM records)
tteihpscvtrqkvigagefgevykgmlktevpvaiktlkagytekqrvdflgeagimgq
fshhniirlegviskykpmmiiteymengaldkflrekdgefsvlqlvgmlrgiaagmky
lanmnyvhrdlaarnilvnsnlvckvsdfglpirwtapeaisyrkftsasdvwsfgivmw
evmtygerpywelsnhevmkaindgfrlptpmdcpsaiyqlmmqcwqqerarrpkfadiv
sildklirapdslktladfdprvsirlp