Sequence of this protein is as follows: KLERVKEQLK LSLENKNGIA QTGELTVVLD GLVIEQENIT NCSSSPTIEI QENGDALHEN GEPSARTTAR LAVEGTNGID NHVPTSTLVQ NSCCSYVVNG DNTPSSPSQV AARPKNTPAP KPLASEPADD TVNGESSSFA PTDNASVTGT. WW domain-containing proteins are found in all e