| Id |
Subject |
Object |
Predicate |
Lexical cue |
| TextSentencer_T1 |
0-146 |
Sentence |
denotes |
A histidine-rich cluster mediates the ubiquitination and degradation of the human zinc transporter, hZIP4, and protects against zinc cytotoxicity. |
| T1 |
0-146 |
Sentence |
denotes |
A histidine-rich cluster mediates the ubiquitination and degradation of the human zinc transporter, hZIP4, and protects against zinc cytotoxicity. |
| TextSentencer_T2 |
147-177 |
Sentence |
denotes |
Zinc is an essential nutrient. |
| T2 |
147-177 |
Sentence |
denotes |
Zinc is an essential nutrient. |
| TextSentencer_T3 |
178-299 |
Sentence |
denotes |
Genetic evidence for this nutritional requirement in humans is the zinc deficiency disease, acrodermatitis enteropathica. |
| T3 |
178-299 |
Sentence |
denotes |
Genetic evidence for this nutritional requirement in humans is the zinc deficiency disease, acrodermatitis enteropathica. |
| TextSentencer_T4 |
300-434 |
Sentence |
denotes |
This disorder is caused by mutations in hZIP4 (SLC39A4), a zinc importer required for zinc uptake in enterocytes and other cell types. |
| T4 |
300-434 |
Sentence |
denotes |
This disorder is caused by mutations in hZIP4 (SLC39A4), a zinc importer required for zinc uptake in enterocytes and other cell types. |
| TextSentencer_T5 |
435-615 |
Sentence |
denotes |
Studies in mice have demonstrated that levels of the mZIP4 mRNA are reduced by elevated dietary zinc, resulting in a decreased abundance of the ZIP4 protein at the plasma membrane. |
| T5 |
435-615 |
Sentence |
denotes |
Studies in mice have demonstrated that levels of the mZIP4 mRNA are reduced by elevated dietary zinc, resulting in a decreased abundance of the ZIP4 protein at the plasma membrane. |
| TextSentencer_T6 |
616-809 |
Sentence |
denotes |
Moreover, studies in cultured cells have demonstrated that low micromolar concentrations of zinc stimulate the endocytosis of the mZIP4 protein resulting in a reduction in cellular zinc uptake. |
| T6 |
616-809 |
Sentence |
denotes |
Moreover, studies in cultured cells have demonstrated that low micromolar concentrations of zinc stimulate the endocytosis of the mZIP4 protein resulting in a reduction in cellular zinc uptake. |
| TextSentencer_T7 |
810-973 |
Sentence |
denotes |
In this study, we demonstrate an additional level of hZIP4 regulation involving ubiquitination and degradation of this transporter in elevated zinc concentrations. |
| T7 |
810-973 |
Sentence |
denotes |
In this study, we demonstrate an additional level of hZIP4 regulation involving ubiquitination and degradation of this transporter in elevated zinc concentrations. |
| TextSentencer_T8 |
974-1141 |
Sentence |
denotes |
Mutational analysis identified a cytoplasmic histidine-rich domain that was essential for ubiquitin-dependent degradation of ZIP4 and protection against zinc toxicity. |
| T8 |
974-1141 |
Sentence |
denotes |
Mutational analysis identified a cytoplasmic histidine-rich domain that was essential for ubiquitin-dependent degradation of ZIP4 and protection against zinc toxicity. |
| TextSentencer_T9 |
1142-1207 |
Sentence |
denotes |
However, this motif was dispensable for zinc-induced endocytosis. |
| T9 |
1142-1207 |
Sentence |
denotes |
However, this motif was dispensable for zinc-induced endocytosis. |
| TextSentencer_T10 |
1208-1464 |
Sentence |
denotes |
These findings indicate that ubiquitin-mediated degradation of the ZIP4 protein is critical for regulating zinc homeostasis in response to the upper tier of physiological zinc concentrations, via a process that is distinct from zinc-stimulated endocytosis. |
| T10 |
1208-1464 |
Sentence |
denotes |
These findings indicate that ubiquitin-mediated degradation of the ZIP4 protein is critical for regulating zinc homeostasis in response to the upper tier of physiological zinc concentrations, via a process that is distinct from zinc-stimulated endocytosis. |