>1q99B (B:) observed residues (from ATOM records)
ggyhpafkgepykdaryilvrklgwghfstvwlakdmvnnthvamkivrgdkvyteaaed
eikllqrvndadntkedsmganhilklldhfnhkgpngvhvvmvfevlgenllalikkye
hrgipliyvkqiskqlllgldymhrrcgiihtdikpenvlmeivdspenliqikiadlgn
acwydehytnsiqtreyrspevllgapwgcgadiwstaclifelitgdflfepdeghsyt
kdddhiaqiiellgelpsyllrngkytrtffnsrgllrnisklkfwpledvltekykfsk
deakeisdflspmlqldprkradagglvnhpwlkdtlgmeeirvpdrelygsgsdipgwf
eevr