>3mn1B (B:) observed residues (from ATOM records)
sqdlmqrgkaiklavfdvdgvltdgrlyfmedgseiktfntldgqgikmliasgvttaii
sgrktaiverrakslgiehlfqgredklvvldkllaelqlgyeqvaylgddlpdlpvirr
vglgmavanaasfvrehahgitraqggegaarefcelilsaqgnleaahsvyle