>5if5A (A:) observed residues (from ATOM records)
prplrlpdgppcsqrskfllmdalklsiedpgiplydaikcmrtffgwkepnvvkphekg
inpnyllswkqvlaelqdieneekiprtknmkktsqlkwalgeelrslaswiqnefnkac
eltdsswieldeigedaapiehiasmrrnyftaevshcrateyimkgvyintallnasca
amddfqlipmiskcrtkegrrktnlygfiikgrshlrndtdvvnfvsmefsltdprleph
kwekycvlevgdmllrsaighvsrpmflyvrtngtskikmkwgmemrrcllqslqqiesm
ieaessvkekdmtkeffenkespkgveegsigkvcrtllaksvfnslyaspqlegfsaes
rklllivqalrdnlefdlgglyeaieeclindpwvllnaswfnsflth