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	<id>https://proteopedia.org/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=Jerry+Dean+Little+II</id>
	<title>Proteopedia - User contributions [en]</title>
	<link rel="self" type="application/atom+xml" href="https://proteopedia.org/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=Jerry+Dean+Little+II"/>
	<link rel="alternate" type="text/html" href="https://proteopedia.org/Special:Contributions/Jerry_Dean_Little_II"/>
	<updated>2026-09-16T16:58:39Z</updated>
	<subtitle>User contributions</subtitle>
	<generator>MediaWiki 1.43.8</generator>
	<entry>
		<id>https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II/Sandbox1&amp;diff=3879683</id>
		<title>User:Jerry Dean Little II/Sandbox1</title>
		<link rel="alternate" type="text/html" href="https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II/Sandbox1&amp;diff=3879683"/>
		<updated>2023-09-20T17:52:30Z</updated>

		<summary type="html">&lt;p&gt;Jerry Dean Little II: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==DNA RECOGNITION BY GAL4: STRUCTURE OF A PROTEIN/DNA COMPLEX==&lt;br /&gt;
&amp;lt;StructureSection load=&#039;1d66&#039; size=&#039;340&#039; side=&#039;right&#039;caption=&#039;[[1d66]], [[Resolution|resolution]] 2.70&amp;amp;Aring;&#039; scene=&#039;&#039;&amp;gt;&lt;br /&gt;
== Structural highlights ==&lt;br /&gt;
&amp;lt;table&amp;gt;&amp;lt;tr&amp;gt;&amp;lt;td colspan=&#039;2&#039;&amp;gt;[[1d66]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Atcc_18824 Atcc 18824]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1D66 OCA]. For a &amp;lt;b&amp;gt;guided tour on the structure components&amp;lt;/b&amp;gt; use [https://proteopedia.org/fgij/fg.htm?mol=1D66 FirstGlance]. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&amp;lt;tr id=&#039;ligand&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;[[Ligand|Ligands:]]&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot; id=&amp;quot;ligandDat&amp;quot;&amp;gt;&amp;lt;scene name=&#039;pdbligand=CD:CADMIUM+ION&#039;&amp;gt;CD&amp;lt;/scene&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;tr id=&#039;resources&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;Resources:&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot;&amp;gt;&amp;lt;span class=&#039;plainlinks&#039;&amp;gt;[https://proteopedia.org/fgij/fg.htm?mol=1d66 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1d66 OCA], [https://pdbe.org/1d66 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1d66 RCSB], [https://www.ebi.ac.uk/pdbsum/1d66 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1d66 ProSAT]&amp;lt;/span&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
== Function ==&lt;br /&gt;
[[https://www.uniprot.org/uniprot/GAL4_YEAST GAL4_YEAST]] This protein is a positive regulator for the gene expression of the galactose-induced genes such as GAL1, GAL2, GAL7, GAL10, and MEL1 which code for the enzymes used to convert galactose to glucose. It recognizes a 17 base pair sequence in (5&#039;-CGGRNNRCYNYNCNCCG-3&#039;) the upstream activating sequence (UAS-G) of these genes. &lt;br /&gt;
== Evolutionary Conservation ==&lt;br /&gt;
[[Image:Consurf_key_small.gif|200px|right]]&lt;br /&gt;
Check&amp;lt;jmol&amp;gt;&lt;br /&gt;
  &amp;lt;jmolCheckbox&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenChecked&amp;gt;; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script &amp;quot;/wiki/ConSurf/d6/1d66_consurf.spt&amp;quot;&amp;lt;/scriptWhenChecked&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenUnchecked&amp;gt;script /wiki/extensions/Proteopedia/spt/initialview01.spt&amp;lt;/scriptWhenUnchecked&amp;gt;&lt;br /&gt;
    &amp;lt;text&amp;gt;to colour the structure by Evolutionary Conservation&amp;lt;/text&amp;gt;&lt;br /&gt;
  &amp;lt;/jmolCheckbox&amp;gt;&lt;br /&gt;
&amp;lt;/jmol&amp;gt;, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1d66 ConSurf].&lt;br /&gt;
&amp;lt;div style=&amp;quot;clear:both&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&lt;br /&gt;
== Publication Abstract from PubMed ==&lt;br /&gt;
A specific DNA complex of the 65-residue, N-terminal fragment of the yeast transcriptional activator, GAL4, has been analysed at 2.7 A resolution by X-ray crystallography. The protein binds as a &amp;lt;scene name=&#039;99/994992/Dimer/1&#039;&amp;gt;dimer&amp;lt;/scene&amp;gt; to a symmetrical 17-base-pair sequence. Each subunit folds into three distinct modules: a compact, metal binding domain (residues 8-40), an extended linker (41-49), and an alpha-helical dimerization element (50-64). A small, Zn(2+)-containing domain recognizes a conserved CCG triplet at each end of the site through direct contacts with the major groove. A short coiled-coil dimerization element imposes 2-fold symmetry. A segment of extended polypeptide chain links the metal-binding module to the dimerization element and specifies the length of the site. The relatively open structure of the complex would allow another protein to bind coordinately with GAL4.&lt;br /&gt;
&lt;br /&gt;
DNA recognition by GAL4: structure of a protein-DNA complex.,Marmorstein R, Carey M, Ptashne M, Harrison SC Nature. 1992 Apr 2;356(6368):408-14. PMID:1557122&amp;lt;ref&amp;gt;PMID:1557122&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
From MEDLINE&amp;amp;reg;/PubMed&amp;amp;reg;, a database of the U.S. National Library of Medicine.&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div class=&amp;quot;pdbe-citations 1d66&amp;quot; style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==See Also==&lt;br /&gt;
*[[Gal3-Gal80-Gal4|Gal3-Gal80-Gal4]]&lt;br /&gt;
*[[Hydrogen in macromolecular models|Hydrogen in macromolecular models]]&lt;br /&gt;
== References ==&lt;br /&gt;
&amp;lt;references/&amp;gt;&lt;br /&gt;
__TOC__&lt;br /&gt;
&amp;lt;/StructureSection&amp;gt;&lt;br /&gt;
[[Category: Atcc 18824]]&lt;br /&gt;
[[Category: Large Structures]]&lt;br /&gt;
[[Category: Carey, M]]&lt;br /&gt;
[[Category: Harrison, S C]]&lt;br /&gt;
[[Category: Marmorstein, R]]&lt;br /&gt;
[[Category: Ptashne, M]]&lt;br /&gt;
[[Category: Double helix]]&lt;br /&gt;
[[Category: Protein-dna complex]]&lt;br /&gt;
[[Category: Transcription-dna complex]]&lt;/div&gt;</summary>
		<author><name>Jerry Dean Little II</name></author>
	</entry>
	<entry>
		<id>https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II/Sandbox1&amp;diff=3871650</id>
		<title>User:Jerry Dean Little II/Sandbox1</title>
		<link rel="alternate" type="text/html" href="https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II/Sandbox1&amp;diff=3871650"/>
		<updated>2023-09-12T13:48:37Z</updated>

		<summary type="html">&lt;p&gt;Jerry Dean Little II: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==DNA RECOGNITION BY GAL4: STRUCTURE OF A PROTEIN/DNA COMPLEX==&lt;br /&gt;
&amp;lt;StructureSection load=&#039;1d66&#039; size=&#039;340&#039; side=&#039;right&#039;caption=&#039;[[1d66]], [[Resolution|resolution]] 2.70&amp;amp;Aring;&#039; scene=&#039;&#039;&amp;gt;&lt;br /&gt;
== Structural highlights ==&lt;br /&gt;
&amp;lt;table&amp;gt;&amp;lt;tr&amp;gt;&amp;lt;td colspan=&#039;2&#039;&amp;gt;[[1d66]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Atcc_18824 Atcc 18824]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1D66 OCA]. For a &amp;lt;b&amp;gt;guided tour on the structure components&amp;lt;/b&amp;gt; use [https://proteopedia.org/fgij/fg.htm?mol=1D66 FirstGlance]. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&amp;lt;tr id=&#039;ligand&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;[[Ligand|Ligands:]]&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot; id=&amp;quot;ligandDat&amp;quot;&amp;gt;&amp;lt;scene name=&#039;pdbligand=CD:CADMIUM+ION&#039;&amp;gt;CD&amp;lt;/scene&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;tr id=&#039;resources&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;Resources:&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot;&amp;gt;&amp;lt;span class=&#039;plainlinks&#039;&amp;gt;[https://proteopedia.org/fgij/fg.htm?mol=1d66 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1d66 OCA], [https://pdbe.org/1d66 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1d66 RCSB], [https://www.ebi.ac.uk/pdbsum/1d66 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1d66 ProSAT]&amp;lt;/span&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
== Function ==&lt;br /&gt;
[[https://www.uniprot.org/uniprot/GAL4_YEAST GAL4_YEAST]] This protein is a positive regulator for the gene expression of the galactose-induced genes such as GAL1, GAL2, GAL7, GAL10, and MEL1 which code for the enzymes used to convert galactose to glucose. It recognizes a 17 base pair sequence in (5&#039;-CGGRNNRCYNYNCNCCG-3&#039;) the upstream activating sequence (UAS-G) of these genes. &lt;br /&gt;
== Evolutionary Conservation ==&lt;br /&gt;
[[Image:Consurf_key_small.gif|200px|right]]&lt;br /&gt;
Check&amp;lt;jmol&amp;gt;&lt;br /&gt;
  &amp;lt;jmolCheckbox&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenChecked&amp;gt;; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script &amp;quot;/wiki/ConSurf/d6/1d66_consurf.spt&amp;quot;&amp;lt;/scriptWhenChecked&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenUnchecked&amp;gt;script /wiki/extensions/Proteopedia/spt/initialview01.spt&amp;lt;/scriptWhenUnchecked&amp;gt;&lt;br /&gt;
    &amp;lt;text&amp;gt;to colour the structure by Evolutionary Conservation&amp;lt;/text&amp;gt;&lt;br /&gt;
  &amp;lt;/jmolCheckbox&amp;gt;&lt;br /&gt;
&amp;lt;/jmol&amp;gt;, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1d66 ConSurf].&lt;br /&gt;
&amp;lt;div style=&amp;quot;clear:both&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&lt;br /&gt;
== Publication Abstract from PubMed ==&lt;br /&gt;
A specific DNA complex of the 65-residue, N-terminal fragment of the yeast transcriptional activator, GAL4, has been analysed at 2.7 A resolution by X-ray crystallography. The protein binds as a &amp;lt;scene name=&#039;99/994992/Dimer/1&#039;&amp;gt;dimer&amp;lt;/scene&amp;gt; to a symmetrical 17-base-pair sequence. A small, Zn(2+)-containing domain recognizes a conserved CCG triplet at each end of the site through direct contacts with the major groove. A short coiled-coil dimerization element imposes 2-fold symmetry. A segment of extended polypeptide chain links the metal-binding module to the dimerization element and specifies the length of the site. The relatively open structure of the complex would allow another protein to bind coordinately with GAL4.&lt;br /&gt;
&lt;br /&gt;
DNA recognition by GAL4: structure of a protein-DNA complex.,Marmorstein R, Carey M, Ptashne M, Harrison SC Nature. 1992 Apr 2;356(6368):408-14. PMID:1557122&amp;lt;ref&amp;gt;PMID:1557122&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
From MEDLINE&amp;amp;reg;/PubMed&amp;amp;reg;, a database of the U.S. National Library of Medicine.&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div class=&amp;quot;pdbe-citations 1d66&amp;quot; style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==See Also==&lt;br /&gt;
*[[Gal3-Gal80-Gal4|Gal3-Gal80-Gal4]]&lt;br /&gt;
*[[Hydrogen in macromolecular models|Hydrogen in macromolecular models]]&lt;br /&gt;
== References ==&lt;br /&gt;
&amp;lt;references/&amp;gt;&lt;br /&gt;
__TOC__&lt;br /&gt;
&amp;lt;/StructureSection&amp;gt;&lt;br /&gt;
[[Category: Atcc 18824]]&lt;br /&gt;
[[Category: Large Structures]]&lt;br /&gt;
[[Category: Carey, M]]&lt;br /&gt;
[[Category: Harrison, S C]]&lt;br /&gt;
[[Category: Marmorstein, R]]&lt;br /&gt;
[[Category: Ptashne, M]]&lt;br /&gt;
[[Category: Double helix]]&lt;br /&gt;
[[Category: Protein-dna complex]]&lt;br /&gt;
[[Category: Transcription-dna complex]]&lt;/div&gt;</summary>
		<author><name>Jerry Dean Little II</name></author>
	</entry>
	<entry>
		<id>https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II&amp;diff=3871622</id>
		<title>User:Jerry Dean Little II</title>
		<link rel="alternate" type="text/html" href="https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II&amp;diff=3871622"/>
		<updated>2023-09-11T23:26:53Z</updated>

		<summary type="html">&lt;p&gt;Jerry Dean Little II: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Full Real Name:Jerry Dean Little II&lt;br /&gt;
&lt;br /&gt;
* Position:Student&lt;br /&gt;
&lt;br /&gt;
* Institution (NO ABBREVIATIONS):Wabash College&lt;br /&gt;
&lt;br /&gt;
* City, State/Province, Country:Crawfordsville, Indiana, United States&lt;br /&gt;
&lt;br /&gt;
* Field of Expertise or Study:Biochemistry&lt;br /&gt;
&lt;br /&gt;
[[User:Jerry Dean Little II/Sandbox1]]&lt;br /&gt;
==DNA RECOGNITION BY GAL4: STRUCTURE OF A PROTEIN/DNA COMPLEX==&lt;br /&gt;
&amp;lt;StructureSection load=&#039;1d66&#039; size=&#039;340&#039; side=&#039;right&#039;caption=&#039;[[1d66]], [[Resolution|resolution]] 2.70&amp;amp;Aring;&#039; scene=&#039;&#039;&amp;gt;&lt;br /&gt;
== Structural highlights ==&lt;br /&gt;
&amp;lt;table&amp;gt;&amp;lt;tr&amp;gt;&amp;lt;td colspan=&#039;2&#039;&amp;gt;[[1d66]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Atcc_18824 Atcc 18824]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1D66 OCA]. For a &amp;lt;b&amp;gt;guided tour on the structure components&amp;lt;/b&amp;gt; use [https://proteopedia.org/fgij/fg.htm?mol=1D66 FirstGlance]. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&amp;lt;tr id=&#039;ligand&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;[[Ligand|Ligands:]]&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot; id=&amp;quot;ligandDat&amp;quot;&amp;gt;&amp;lt;scene name=&#039;pdbligand=CD:CADMIUM+ION&#039;&amp;gt;CD&amp;lt;/scene&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;tr id=&#039;resources&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;Resources:&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot;&amp;gt;&amp;lt;span class=&#039;plainlinks&#039;&amp;gt;[https://proteopedia.org/fgij/fg.htm?mol=1d66 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1d66 OCA], [https://pdbe.org/1d66 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1d66 RCSB], [https://www.ebi.ac.uk/pdbsum/1d66 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1d66 ProSAT]&amp;lt;/span&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
== Function ==&lt;br /&gt;
[[https://www.uniprot.org/uniprot/GAL4_YEAST GAL4_YEAST]] This protein is a positive regulator for the gene expression of the galactose-induced genes such as GAL1, GAL2, GAL7, GAL10, and MEL1 which code for the enzymes used to convert galactose to glucose. It recognizes a 17 base pair sequence in (5&#039;-CGGRNNRCYNYNCNCCG-3&#039;) the upstream activating sequence (UAS-G) of these genes. &lt;br /&gt;
== Evolutionary Conservation ==&lt;br /&gt;
[[Image:Consurf_key_small.gif|200px|right]]&lt;br /&gt;
Check&amp;lt;jmol&amp;gt;&lt;br /&gt;
  &amp;lt;jmolCheckbox&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenChecked&amp;gt;; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script &amp;quot;/wiki/ConSurf/d6/1d66_consurf.spt&amp;quot;&amp;lt;/scriptWhenChecked&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenUnchecked&amp;gt;script /wiki/extensions/Proteopedia/spt/initialview01.spt&amp;lt;/scriptWhenUnchecked&amp;gt;&lt;br /&gt;
    &amp;lt;text&amp;gt;to colour the structure by Evolutionary Conservation&amp;lt;/text&amp;gt;&lt;br /&gt;
  &amp;lt;/jmolCheckbox&amp;gt;&lt;br /&gt;
&amp;lt;/jmol&amp;gt;, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1d66 ConSurf].&lt;br /&gt;
&amp;lt;div style=&amp;quot;clear:both&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&lt;br /&gt;
== Publication Abstract from PubMed ==&lt;br /&gt;
A specific DNA complex of the 65-residue, N-terminal fragment of the yeast transcriptional activator, GAL4, has been analysed at 2.7 A resolution by X-ray crystallography. The protein binds as a &amp;lt;scene name=&#039;99/992470/Dimer/1&#039;&amp;gt;dimer&amp;lt;/scene&amp;gt; to a symmetrical 17-base-pair sequence. A small, Zn(2+)-containing domain recognizes a conserved CCG triplet at each end of the site through direct contacts with the major groove. A short coiled-coil dimerization element imposes 2-fold symmetry. A segment of extended polypeptide chain links the metal-binding module to the dimerization element and specifies the length of the site. The relatively open structure of the complex would allow another protein to bind coordinately with GAL4.&lt;br /&gt;
&lt;br /&gt;
DNA recognition by GAL4: structure of a protein-DNA complex.,Marmorstein R, Carey M, Ptashne M, Harrison SC Nature. 1992 Apr 2;356(6368):408-14. PMID:1557122&amp;lt;ref&amp;gt;PMID:1557122&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
From MEDLINE&amp;amp;reg;/PubMed&amp;amp;reg;, a database of the U.S. National Library of Medicine.&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div class=&amp;quot;pdbe-citations 1d66&amp;quot; style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==See Also==&lt;br /&gt;
*[[Gal3-Gal80-Gal4|Gal3-Gal80-Gal4]]&lt;br /&gt;
*[[Hydrogen in macromolecular models|Hydrogen in macromolecular models]]&lt;br /&gt;
== References ==&lt;br /&gt;
&amp;lt;references/&amp;gt;&lt;br /&gt;
__TOC__&lt;br /&gt;
&amp;lt;/StructureSection&amp;gt;&lt;br /&gt;
[[Category: Atcc 18824]]&lt;br /&gt;
[[Category: Large Structures]]&lt;br /&gt;
[[Category: Carey, M]]&lt;br /&gt;
[[Category: Harrison, S C]]&lt;br /&gt;
[[Category: Marmorstein, R]]&lt;br /&gt;
[[Category: Ptashne, M]]&lt;br /&gt;
[[Category: Double helix]]&lt;br /&gt;
[[Category: Protein-dna complex]]&lt;br /&gt;
[[Category: Transcription-dna complex]]&lt;/div&gt;</summary>
		<author><name>Jerry Dean Little II</name></author>
	</entry>
	<entry>
		<id>https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II&amp;diff=3871615</id>
		<title>User:Jerry Dean Little II</title>
		<link rel="alternate" type="text/html" href="https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II&amp;diff=3871615"/>
		<updated>2023-09-11T15:42:26Z</updated>

		<summary type="html">&lt;p&gt;Jerry Dean Little II: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Full Real Name:Jerry Dean Little II&lt;br /&gt;
&lt;br /&gt;
* Position:Student&lt;br /&gt;
&lt;br /&gt;
* Institution (NO ABBREVIATIONS):Wabash College&lt;br /&gt;
&lt;br /&gt;
* City, State/Province, Country:Crawfordsville, Indiana, United States&lt;br /&gt;
&lt;br /&gt;
* Field of Expertise or Study:Biochemistry&lt;br /&gt;
&lt;br /&gt;
[[User:Jerry Dean Little II/Sandbox1]]&lt;br /&gt;
==DNA RECOGNITION BY GAL4: STRUCTURE OF A PROTEIN/DNA COMPLEX==&lt;br /&gt;
&amp;lt;StructureSection load=&#039;1d66&#039; size=&#039;340&#039; side=&#039;right&#039;caption=&#039;[[1d66]], [[Resolution|resolution]] 2.70&amp;amp;Aring;&#039; scene=&#039;&#039;&amp;gt;&lt;br /&gt;
== Structural highlights ==&lt;br /&gt;
&amp;lt;table&amp;gt;&amp;lt;tr&amp;gt;&amp;lt;td colspan=&#039;2&#039;&amp;gt;[[1d66]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Atcc_18824 Atcc 18824]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1D66 OCA]. For a &amp;lt;b&amp;gt;guided tour on the structure components&amp;lt;/b&amp;gt; use [https://proteopedia.org/fgij/fg.htm?mol=1D66 FirstGlance]. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&amp;lt;tr id=&#039;ligand&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;[[Ligand|Ligands:]]&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot; id=&amp;quot;ligandDat&amp;quot;&amp;gt;&amp;lt;scene name=&#039;pdbligand=CD:CADMIUM+ION&#039;&amp;gt;CD&amp;lt;/scene&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;tr id=&#039;resources&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;Resources:&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot;&amp;gt;&amp;lt;span class=&#039;plainlinks&#039;&amp;gt;[https://proteopedia.org/fgij/fg.htm?mol=1d66 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1d66 OCA], [https://pdbe.org/1d66 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1d66 RCSB], [https://www.ebi.ac.uk/pdbsum/1d66 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1d66 ProSAT]&amp;lt;/span&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
== Function ==&lt;br /&gt;
[[https://www.uniprot.org/uniprot/GAL4_YEAST GAL4_YEAST]] This protein is a positive regulator for the gene expression of the galactose-induced genes such as GAL1, GAL2, GAL7, GAL10, and MEL1 which code for the enzymes used to convert galactose to glucose. It recognizes a 17 base pair sequence in (5&#039;-CGGRNNRCYNYNCNCCG-3&#039;) the upstream activating sequence (UAS-G) of these genes. &lt;br /&gt;
== Evolutionary Conservation ==&lt;br /&gt;
[[Image:Consurf_key_small.gif|200px|right]]&lt;br /&gt;
Check&amp;lt;jmol&amp;gt;&lt;br /&gt;
  &amp;lt;jmolCheckbox&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenChecked&amp;gt;; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script &amp;quot;/wiki/ConSurf/d6/1d66_consurf.spt&amp;quot;&amp;lt;/scriptWhenChecked&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenUnchecked&amp;gt;script /wiki/extensions/Proteopedia/spt/initialview01.spt&amp;lt;/scriptWhenUnchecked&amp;gt;&lt;br /&gt;
    &amp;lt;text&amp;gt;to colour the structure by Evolutionary Conservation&amp;lt;/text&amp;gt;&lt;br /&gt;
  &amp;lt;/jmolCheckbox&amp;gt;&lt;br /&gt;
&amp;lt;/jmol&amp;gt;, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1d66 ConSurf].&lt;br /&gt;
&amp;lt;div style=&amp;quot;clear:both&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&lt;br /&gt;
== Publication Abstract from PubMed ==&lt;br /&gt;
A specific DNA complex of the 65-residue, N-terminal fragment of the yeast transcriptional activator, GAL4, has been analysed at 2.7 A resolution by X-ray crystallography. The protein binds as a dimer to a symmetrical 17-base-pair sequence. A small, Zn(2+)-containing domain recognizes a conserved CCG triplet at each end of the site through direct contacts with the major groove. A short coiled-coil dimerization element imposes 2-fold symmetry. A segment of extended polypeptide chain links the metal-binding module to the dimerization element and specifies the length of the site. The relatively open structure of the complex would allow another protein to bind coordinately with GAL4.&lt;br /&gt;
&lt;br /&gt;
DNA recognition by GAL4: structure of a protein-DNA complex.,Marmorstein R, Carey M, Ptashne M, Harrison SC Nature. 1992 Apr 2;356(6368):408-14. PMID:1557122&amp;lt;ref&amp;gt;PMID:1557122&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
From MEDLINE&amp;amp;reg;/PubMed&amp;amp;reg;, a database of the U.S. National Library of Medicine.&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div class=&amp;quot;pdbe-citations 1d66&amp;quot; style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==See Also==&lt;br /&gt;
*[[Gal3-Gal80-Gal4|Gal3-Gal80-Gal4]]&lt;br /&gt;
*[[Hydrogen in macromolecular models|Hydrogen in macromolecular models]]&lt;br /&gt;
== References ==&lt;br /&gt;
&amp;lt;references/&amp;gt;&lt;br /&gt;
__TOC__&lt;br /&gt;
&amp;lt;/StructureSection&amp;gt;&lt;br /&gt;
[[Category: Atcc 18824]]&lt;br /&gt;
[[Category: Large Structures]]&lt;br /&gt;
[[Category: Carey, M]]&lt;br /&gt;
[[Category: Harrison, S C]]&lt;br /&gt;
[[Category: Marmorstein, R]]&lt;br /&gt;
[[Category: Ptashne, M]]&lt;br /&gt;
[[Category: Double helix]]&lt;br /&gt;
[[Category: Protein-dna complex]]&lt;br /&gt;
[[Category: Transcription-dna complex]]&lt;/div&gt;</summary>
		<author><name>Jerry Dean Little II</name></author>
	</entry>
	<entry>
		<id>https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II/Sandbox1&amp;diff=3871582</id>
		<title>User:Jerry Dean Little II/Sandbox1</title>
		<link rel="alternate" type="text/html" href="https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II/Sandbox1&amp;diff=3871582"/>
		<updated>2023-09-07T14:52:59Z</updated>

		<summary type="html">&lt;p&gt;Jerry Dean Little II: New page: ==DNA RECOGNITION BY GAL4: STRUCTURE OF A PROTEIN/DNA COMPLEX== &amp;lt;StructureSection load=&amp;#039;1d66&amp;#039; size=&amp;#039;340&amp;#039; side=&amp;#039;right&amp;#039;caption=&amp;#039;1d66, resolution 2.70&amp;amp;Aring;&amp;#039; scene=&amp;#039;&amp;#039;&amp;gt; == ...&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==DNA RECOGNITION BY GAL4: STRUCTURE OF A PROTEIN/DNA COMPLEX==&lt;br /&gt;
&amp;lt;StructureSection load=&#039;1d66&#039; size=&#039;340&#039; side=&#039;right&#039;caption=&#039;[[1d66]], [[Resolution|resolution]] 2.70&amp;amp;Aring;&#039; scene=&#039;&#039;&amp;gt;&lt;br /&gt;
== Structural highlights ==&lt;br /&gt;
&amp;lt;table&amp;gt;&amp;lt;tr&amp;gt;&amp;lt;td colspan=&#039;2&#039;&amp;gt;[[1d66]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Atcc_18824 Atcc 18824]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1D66 OCA]. For a &amp;lt;b&amp;gt;guided tour on the structure components&amp;lt;/b&amp;gt; use [https://proteopedia.org/fgij/fg.htm?mol=1D66 FirstGlance]. &amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&amp;lt;tr id=&#039;ligand&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;[[Ligand|Ligands:]]&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot; id=&amp;quot;ligandDat&amp;quot;&amp;gt;&amp;lt;scene name=&#039;pdbligand=CD:CADMIUM+ION&#039;&amp;gt;CD&amp;lt;/scene&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;tr id=&#039;resources&#039;&amp;gt;&amp;lt;td class=&amp;quot;sblockLbl&amp;quot;&amp;gt;&amp;lt;b&amp;gt;Resources:&amp;lt;/b&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;td class=&amp;quot;sblockDat&amp;quot;&amp;gt;&amp;lt;span class=&#039;plainlinks&#039;&amp;gt;[https://proteopedia.org/fgij/fg.htm?mol=1d66 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1d66 OCA], [https://pdbe.org/1d66 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1d66 RCSB], [https://www.ebi.ac.uk/pdbsum/1d66 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1d66 ProSAT]&amp;lt;/span&amp;gt;&amp;lt;/td&amp;gt;&amp;lt;/tr&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
== Function ==&lt;br /&gt;
[[https://www.uniprot.org/uniprot/GAL4_YEAST GAL4_YEAST]] This protein is a positive regulator for the gene expression of the galactose-induced genes such as GAL1, GAL2, GAL7, GAL10, and MEL1 which code for the enzymes used to convert galactose to glucose. It recognizes a 17 base pair sequence in (5&#039;-CGGRNNRCYNYNCNCCG-3&#039;) the upstream activating sequence (UAS-G) of these genes. &lt;br /&gt;
== Evolutionary Conservation ==&lt;br /&gt;
[[Image:Consurf_key_small.gif|200px|right]]&lt;br /&gt;
Check&amp;lt;jmol&amp;gt;&lt;br /&gt;
  &amp;lt;jmolCheckbox&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenChecked&amp;gt;; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script &amp;quot;/wiki/ConSurf/d6/1d66_consurf.spt&amp;quot;&amp;lt;/scriptWhenChecked&amp;gt;&lt;br /&gt;
    &amp;lt;scriptWhenUnchecked&amp;gt;script /wiki/extensions/Proteopedia/spt/initialview01.spt&amp;lt;/scriptWhenUnchecked&amp;gt;&lt;br /&gt;
    &amp;lt;text&amp;gt;to colour the structure by Evolutionary Conservation&amp;lt;/text&amp;gt;&lt;br /&gt;
  &amp;lt;/jmolCheckbox&amp;gt;&lt;br /&gt;
&amp;lt;/jmol&amp;gt;, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1d66 ConSurf].&lt;br /&gt;
&amp;lt;div style=&amp;quot;clear:both&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&lt;br /&gt;
== Publication Abstract from PubMed ==&lt;br /&gt;
A specific DNA complex of the 65-residue, N-terminal fragment of the yeast transcriptional activator, GAL4, has been analysed at 2.7 A resolution by X-ray crystallography. The protein binds as a dimer to a symmetrical 17-base-pair sequence. A small, Zn(2+)-containing domain recognizes a conserved CCG triplet at each end of the site through direct contacts with the major groove. A short coiled-coil dimerization element imposes 2-fold symmetry. A segment of extended polypeptide chain links the metal-binding module to the dimerization element and specifies the length of the site. The relatively open structure of the complex would allow another protein to bind coordinately with GAL4.&lt;br /&gt;
&lt;br /&gt;
DNA recognition by GAL4: structure of a protein-DNA complex.,Marmorstein R, Carey M, Ptashne M, Harrison SC Nature. 1992 Apr 2;356(6368):408-14. PMID:1557122&amp;lt;ref&amp;gt;PMID:1557122&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
From MEDLINE&amp;amp;reg;/PubMed&amp;amp;reg;, a database of the U.S. National Library of Medicine.&amp;lt;br&amp;gt;&lt;br /&gt;
&amp;lt;/div&amp;gt;&lt;br /&gt;
&amp;lt;div class=&amp;quot;pdbe-citations 1d66&amp;quot; style=&amp;quot;background-color:#fffaf0;&amp;quot;&amp;gt;&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==See Also==&lt;br /&gt;
*[[Gal3-Gal80-Gal4|Gal3-Gal80-Gal4]]&lt;br /&gt;
*[[Hydrogen in macromolecular models|Hydrogen in macromolecular models]]&lt;br /&gt;
== References ==&lt;br /&gt;
&amp;lt;references/&amp;gt;&lt;br /&gt;
__TOC__&lt;br /&gt;
&amp;lt;/StructureSection&amp;gt;&lt;br /&gt;
[[Category: Atcc 18824]]&lt;br /&gt;
[[Category: Large Structures]]&lt;br /&gt;
[[Category: Carey, M]]&lt;br /&gt;
[[Category: Harrison, S C]]&lt;br /&gt;
[[Category: Marmorstein, R]]&lt;br /&gt;
[[Category: Ptashne, M]]&lt;br /&gt;
[[Category: Double helix]]&lt;br /&gt;
[[Category: Protein-dna complex]]&lt;br /&gt;
[[Category: Transcription-dna complex]]&lt;/div&gt;</summary>
		<author><name>Jerry Dean Little II</name></author>
	</entry>
	<entry>
		<id>https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II&amp;diff=3871580</id>
		<title>User:Jerry Dean Little II</title>
		<link rel="alternate" type="text/html" href="https://proteopedia.org/index.php?title=User:Jerry_Dean_Little_II&amp;diff=3871580"/>
		<updated>2023-09-07T14:48:14Z</updated>

		<summary type="html">&lt;p&gt;Jerry Dean Little II: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Full Real Name:Jerry Dean Little II&lt;br /&gt;
&lt;br /&gt;
* Position:Student&lt;br /&gt;
&lt;br /&gt;
* Institution (NO ABBREVIATIONS):Wabash College&lt;br /&gt;
&lt;br /&gt;
* City, State/Province, Country:Crawfordsville, Indiana, United States&lt;br /&gt;
&lt;br /&gt;
* Field of Expertise or Study:Biochemistry&lt;br /&gt;
&lt;br /&gt;
[[User:Jerry Dean Little II/Sandbox1]]&lt;/div&gt;</summary>
		<author><name>Jerry Dean Little II</name></author>
	</entry>
</feed>