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http://purl.uniprot.org/citations/10502414http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/10502414http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/10502414http://www.w3.org/2000/01/rdf-schema#comment"HEF1, p130(Cas), and Efs define a family of multidomain docking proteins which plays a central coordinating role for tyrosine-kinase-based signaling related to cell adhesion. HEF1 function has been specifically implicated in signaling pathways important for cell adhesion and differentiation in lymphoid and epithelial cells. While the SH3 domains and SH2-binding site domains (substrate domains) of HEF1 family proteins are well characterized and binding partners known, to date the highly conserved carboxy-terminal domains of the three proteins have lacked functional definition. In this study, we have determined that the carboxy-terminal domain of HEF1 contains a divergent helix-loop-helix (HLH) motif. This motif mediates HEF1 homodimerization and HEF1 heterodimerization with a recognition specificity similar to that of the transcriptional regulatory HLH proteins Id2, E12, and E47. We had previously demonstrated that the HEF1 carboxy-terminus expressed as a separate domain in yeast reprograms cell division patterns, inducing constitutive pseudohyphal growth. Here we show that pseudohyphal induction by HEF1 requires an intact HLH, further supporting the idea that this motif has an effector activity for HEF1, and implying that HEF1 pseudohyphal activity derives in part from interactions with yeast helix-loop-helix proteins. These combined results provide initial insight into the mode of function of the HEF1 carboxy-terminal domain and suggest that the HEF1 protein may interact with cellular proteins which control differentiation."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.org/dc/terms/identifier"doi:10.1006/excr.1999.4609"xsd:string
http://purl.uniprot.org/citations/10502414http://purl.org/dc/terms/identifier"doi:10.1006/excr.1999.4609"xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Zhang Y.-Z."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Zhang Y.-Z."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Golemis E.A."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Golemis E.A."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Estojak J."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Estojak J."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Fashena S.J."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Fashena S.J."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Law S.F."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Law S.F."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Toby G."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/author"Toby G."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/date"1999"xsd:gYear
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/date"1999"xsd:gYear
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/name"Exp. Cell Res."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/name"Exp. Cell Res."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/pages"224-235"xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/pages"224-235"xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/title"Dimerization of the docking/adaptor protein HEF1 via a carboxy-terminal helix-loop-helix domain."xsd:string
http://purl.uniprot.org/citations/10502414http://purl.uniprot.org/core/title"Dimerization of the docking/adaptor protein HEF1 via a carboxy-terminal helix-loop-helix domain."xsd:string