Sandbox Reserved 1722: Difference between revisions

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===== Cation =====

[[Image: Zinc.PNG|250px|right|thumb|'''Figure 2''': Structure of R-Zinc 3573. A cationic ligand selected for binding to MRGPRX2. This ligand was used as a probe for MRGPRX2 function and stabilization for structure determination. <ref name="Yang">Yang, Fan, et al. "Structure, function and pharmacology of human itch receptor complexes." Nature, Nature Publishing Group, 17 November 2021, https://www.nature.com/articles/s41586-021-04077-y</ref>]] <scene name='90/904327/Zinc/1'>(R)-Zinc-3573</scene> is a cation ligand that selectively binds to MRGPRX2. Its N-dimethyl is inserted into subpocket 1 of the binding cavity with aromatic amino acid residues Phe-170, Trp-243, and Phe-244. In this <scene name='90/904327/Zizwithaa/1'>cavity</scene>, N-dimethyl group on the ligand makes ion pairs with Asp-184 and Glu-164. The ligand is then stabilized by stacking its ring with Trp-248 and the Cys-168 to Cys-180 disulfide bond <ref name="Yang">Yang, Fan, et al. "Structure, function and pharmacology of human itch receptor complexes." Nature, Nature Publishing Group, 17 November 2021, https://www.nature.com/articles/s41586-021-04077-y</ref>.

[[Image: Zinc.PNG|250px|right|thumb|'''Figure 2''': Structure of R-Zinc 3573. A cationic ligand selected for binding to MRGPRX2. This ligand was used as a probe for MRGPRX2 function and stabilization for structure determination. <ref name="Yang">Yang, Fan, et al. "Structure, function and pharmacology of human itch receptor complexes." Nature, Nature Publishing Group, 17 November 2021, https://www.nature.com/articles/s41586-021-04077-y</ref>]] <scene name='90/904327/Zinc/1'>(R)-Zinc-3573</scene> is a cation ligand that selectively binds to MRGPRX2. Its N-dimethyl is inserted into subpocket 1 of the binding cavity with aromatic amino acid residues Phe-170, Trp-243, and Phe-244. In this<scene name='90/904327/Zizwithaa/2'>cavity</scene>, N-dimethyl group on the ligand makes ion pairs with Asp-184 and Glu-164. The ligand is then stabilized by stacking its ring with Trp-248 and the Cys-168 to Cys-180 disulfide bond <ref name="Yang">Yang, Fan, et al. "Structure, function and pharmacology of human itch receptor complexes." Nature, Nature Publishing Group, 17 November 2021, https://www.nature.com/articles/s41586-021-04077-y</ref>.

===== Peptide =====

Sandbox Reserved 1722: Difference between revisions

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 ===== Cation =====
-[[Image: Zinc.PNG|250px|right|thumb|'''Figure 2''': Structure of R-Zinc 3573. A cationic ligand selected for binding to MRGPRX2. This ligand was used as a probe for MRGPRX2 function and stabilization for structure determination. <ref name="Yang">Yang, Fan, et al. "Structure, function and pharmacology of human itch receptor complexes." Nature, Nature Publishing Group, 17 November 2021, https://www.nature.com/articles/s41586-021-04077-y</ref>]] <scene name='90/904327/Zinc/1'>(R)-Zinc-3573</scene> is a cation ligand that selectively binds to MRGPRX2. Its N-dimethyl is inserted into subpocket 1 of the binding cavity with aromatic amino acid residues Phe-170, Trp-243, and Phe-244. In this <scene name='90/904327/Zizwithaa/1'>cavity</scene>, N-dimethyl group on the ligand makes ion pairs with Asp-184 and Glu-164. The ligand is then stabilized by stacking its ring with Trp-248 and the Cys-168 to Cys-180 disulfide bond <ref name="Yang">Yang, Fan, et al. "Structure, function and pharmacology of human itch receptor complexes." Nature, Nature Publishing Group, 17 November 2021, https://www.nature.com/articles/s41586-021-04077-y</ref>.
+[[Image: Zinc.PNG|250px|right|thumb|'''Figure 2''': Structure of R-Zinc 3573. A cationic ligand selected for binding to MRGPRX2. This ligand was used as a probe for MRGPRX2 function and stabilization for structure determination. <ref name="Yang">Yang, Fan, et al. "Structure, function and pharmacology of human itch receptor complexes." Nature, Nature Publishing Group, 17 November 2021, https://www.nature.com/articles/s41586-021-04077-y</ref>]] <scene name='90/904327/Zinc/1'>(R)-Zinc-3573</scene> is a cation ligand that selectively binds to MRGPRX2. Its N-dimethyl is inserted into subpocket 1 of the binding cavity with aromatic amino acid residues Phe-170, Trp-243, and Phe-244. In this<scene name='90/904327/Zizwithaa/2'>cavity</scene>, N-dimethyl group on the ligand makes ion pairs with Asp-184 and Glu-164. The ligand is then stabilized by stacking its ring with Trp-248 and the Cys-168 to Cys-180 disulfide bond <ref name="Yang">Yang, Fan, et al. "Structure, function and pharmacology of human itch receptor complexes." Nature, Nature Publishing Group, 17 November 2021, https://www.nature.com/articles/s41586-021-04077-y</ref>.
 ===== Peptide =====