>4u6hB (B:) observed residues (from ATOM records)
dvvmtqiplslpvslgdqasiscrssqslvhsngntylhwslqkpgqspnlliykvsnrf
sgvpdrfsgsgsgtdftlkisrveaedlgvyfcsqsthdpwtfgggtkleikradaaptv
sifppsseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysm
sstltltkdeyerhnsytceathktstspivksfnrn