>2x23A (A:) observed residues (from ATOM records)
tglldgkrilvsgiitdssiafhiarvaqeqgaqlvltgfdrlrliqritdrlpakapll
eldvqneehlaslagrvteaigagnkldgvvhsigfmpqtgmginpffdapyadvskgih
isaysyasmakallpimnpggsivgmdfdpsrampaynwmtvaksalesvnrfvareagk
ygvrsnlvaagpirtlamsaivggalgeeagaqiqlleegwdqrapigwnmkdatpvakt
vcallsdwlpattgdiiyadggahtqll