>2dk1_A mol:protein length:50 WW domain-binding protein 4 GSSGSSGRWVEGITSEGYHYYYDLISGASQWEKPEGFQGDLKKTSGPSSG >2dk1_A mol:protein length:50 WW domain-binding protein 4 GSSGSSGRWVEGITSEGYHYYYDLISGASQWEKPEGFQGDLKKTSGPSSG