>1p4aB (B:) observed residues (from ATOM records)
kfrrsgrlvdltnyllthphelipltffseryesakssisedltiikqtfeqqgigtllt
vpgaaggvkyipkmkqaeaeefvqtlgqslanperilpggyvyltdilgkpsvlskvgkl
fasvfaereidvvmtvatkgiplayaaasylnvpvvivrkdegstvsinyvsgssnriqt
mslakrsmktgsnvliiddfmkaggtingminlldefnanvagigvlveaegvderlvde
ymslltlstinmkeksieiqngnflrff