(?i)\bunknown\b
(?i)\bmember\b
(?i)\blike\b
(?i)\bassociated\b
(?i)\bcontaining\b
(?i)\bactivated\b
(?i)\bfamily\b
(?i)\bsubfamily\b
(?i)\binteracting\b
(?i)\bactivity\b
(?i)\bsimilar\b
(?i)\bproduct\b
(?i)\bexpressed\b
(?i)\bpredicted\b
(?i)\bputative\b
(?i)\buncharacterized\b
(?i)\bprobable\b
(?i)\bprotein\b
(?i)\bgene\b
(?i)\btair\b
(?i)\bfragment\b
(?i)\bhomolog\b
(?i)\bcontig\b
(?i)\brelated\b
(?i)\bremark\b
(?i)\b\w?orf(\w?|\d+)\b