>2q7rE (E:) observed residues (from ATOM records)
mdqetvgnvvllaivtlisvvqngffahkvehesrtqngrsfqrtgtlafervytanqnc
vdayptflavlwsagllcsqvpaafaglmylfvrqkyfvgylgertqstpgyifgkriil
flflmsvagifnyylifffg