>6d33D (D:) observed residues (from ATOM records)
msrsiaqmidhtllkpnttedqivklceeakeysfasvcvnptwvalaaqllkdapdvkv
ctvigfplgattpevkafettnaiengatevdmvinigalkdkqyelvgrdiqavvkaae
gkaltkviietsllteeekkaacelavkagadfvktstgfsgggataedialmrkvvgpn
lgvkasggvrdlsdakamidagatrigasagvaivn