>4l9nA (A:) observed residues (from ATOM records)
eftysylfrmishemkqkadqkleqfditneqghtlgylyahqqdgltqndiakalqrtg
ptvsnllrnlerkkliyryvdaqdtrkniglttsgiklvevftsifdemeqtlvsqlsee
eneqmkanltkmlsslq