>3pfrB (B:) observed residues (from ATOM records)
svpvitdmkvipvaghdsmlmnvggahspyftrniviltdnsghtgvgeapggatienal
teaiphvvgrpisilnkivndmhntfelrvnavaaleaalldlmgqflgvpvaellgpgk
qrdevtvlgylfyvgddkitdlpyqqpvtgkhewydirrkkamdtqavielaaaskdryg
fkdfklkggvfegskeidtvielkkhfpdaritldpngcwsldeaiqlckglndvltyae
dpcigengysgreimaefrrrtgiptatnmiatnwremchaimlqsvdipladphfwtlt
gasrvaqlcnewgltwgchsnnhfdislamfshvgaaapgnptaldthwiwqegdfyltk
npleikdgkiklndkpglgielnmdnvlkahelhkklpngarndaipmqfyypgwkfdrk
rpamvr