>4p9aA (A:) observed residues (from ATOM records)
rplrlpngppcsqrskfllmdalklsiedpegiplydaikcmktffgwkepniikphekg
inpnylltwkqvlaelqdieneekiprtknmkktsqlkwalgepeprslacwiqnefnka
celtdsswveldehiasmrrnyftaevshcrateyimkgvyintallnascaamddfqli
pmiskcrtkegrrktnlygfiikgrshlrndtdvvnfvsmefsltdprlephkwekycvl
eigdmllrtavgqvsrpmflyvrtngtskikmkwgmemrrcllqslqqiesmieaeltke
ffengsigkvcrtllaksvfnslyaspqlegfsaesrklllivqalrdntfdleglyeai
eeclindpwvllnaswfnsflth