>3datA (A:) observed residues (from ATOM records)
mivsfmvamdenrvigkdnnlpwrlpselqyvkkttmghplimgrknyeaigrplpgrrn
iivtrnegyhvegcevahsveevfelckneeeififggaqiydlflpyvdklyitkihha
fegdtffpemdmtnwkevfvekgltdeknpytyyyhvyekq