A8FEEC2DF5405582E607A177C9A42DD30C20D65DAC6FCD85FAA4792EC40BF39AF8A59569124E647C54ACAFD74CF030F2

The PDZ 2 and 3 domains seem to be involved in the interaction with SLC26A3 (By similarity).

Source:http://purl.uniprot.org/SHA-384/A8FEEC2DF5405582E607A177C9A42DD30C20D65DAC6FCD85FAA4792EC40BF39AF8A59569124E647C54ACAFD74CF030F2