>1lg2A (A:) observed residues (from ATOM records)
aklvcyftnwaqyrqgearflpkdldpslcthliyafagmtnhqlsttewndetlyqefn
glkkmnpklktllaiggwnfgtqkftdmvatannrqtfvnsairflrkysfdgldldwey
pgsqgspavdkerfttlvqdlanafqqeaqtsgkerlllsaavpagqtyvdagyevdkia
qnldfvnlmaydfhgswekvtghnsplykraaslnvdaavqqwlqkgtpasklilgmpty
grsftlasssdtrvgapatgsgtpgpftkeggmlayyevcswkgatkqriqdqkvpyifr
dnqwvgfddvesfktkvsylkqkglggamvwaldlddfagfscnqgrypliqtlrqels