Function
Critical role in assembling adherens junctions; adapter protein involved in polarizing protein trafficking in epithelial cells. Necessary to maintain, not establish, the entire terminal web (organelle-depleted, intermediate filament-rich layer of cytoplasm that underlies the apical microvilli of polarized epithelial cells) or brush border assembly at the apical surface gut cells. Required for correct localization of ifb-2 intermediate filaments in the terminal web. Required for dlg-1 lateral localization (PubMed:18411252). With dlg-1, cooperatively regulates ajm-1 localization to apical junctions (PubMed:11715019).
Sequence
MPAFFCLPMACQRQVDSIDRSQSNLQAIPSDIFRFRKLEDLNLTMNNIKELDHRLFSLRHLRILDVSDNELAVLPAEIGNLTQLIELNLNRNSIAKLPDTMQNCKLLTTLNLSSNPFTRLPETICECSSITILSLNETSLTLLPSNIGSLTNLRVLEARDNLLRTIPLSIVELRKLEELDLGQNELEALPAEIGKLTSLREFYVDINSLTSLPDSISGCRMLDQLDVSENQIIRLPENLGRMPNLTDLNISINEIIELPSSFGELKRLQMLKADRNSLHNLTSEIGKCQSLTELYLGQNFLTDLPDTIGDLRQLTTLNVDCNNLSDIPDTIGNCKSLTVLSLRQNILTELPMTIGKCENLTVLDVASNKLPHLPFTVKVLYKLQALWLSENQTQSILKLSETRDDRKGIKVVTCYLLPQVDAIDGEGRSGSAQHNTDRGAFLGGPKVHFHDQADTTFEENKEAEIHLGNFERHNTPHPKTPKHKKGSIDGHMLPHEIDQPRQLSLVSNHRTSTSSFGESSNSINRDLADIRAQNGVREATLSPEREERMATSLSSLSNLAAGTQNMHTIRIQKDDTGKLGLSFAGGTSNDPAPNSNGDSGLFVTKVTPGSAAYRCGLREGDKLIRANDVNMINASQDNAMEAIKKRETVELVVLRRSPSPVSRTSEPSLNGSSHQLNHFDAGSPDSTMFVTSSTPVYAS