>1z1bA (A:) observed residues (from ATOM records)
errdlppnlyirnngyycyrdprtgkefglgrdrriaiteaiqanielfsghkhkpltar
insdnsvtlhswldryekilasrgikqktlinymskikairrglpdapledittkeiaam
lngyidegkaasaklirstlsdafreaiaeghittnhvaatraakskvrrsrltadeylk
iyqaaesspcwlrlamelavvtgqrvgdlcemkwsdivdgylyveqsktgvkiaiptalh
idalgismketldkckeilggetiiastrreplssgtvsryfmrarkasglsfegdpptf
helrslsarlyekqisdkfaqhllghksdtmasqyrddrgrewdkieik