1cjv

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(New page: 200px<br /><applet load="1cjv" size="450" color="white" frame="true" align="right" spinBox="true" caption="1cjv, resolution 3.00&Aring;" /> '''COMPLEX OF GS-ALPHA ...)
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[[Image:1cjv.gif|left|200px]]<br /><applet load="1cjv" size="450" color="white" frame="true" align="right" spinBox="true"
 
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caption="1cjv, resolution 3.00&Aring;" />
 
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'''COMPLEX OF GS-ALPHA WITH THE CATALYTIC DOMAINS OF MAMMALIAN ADENYLYL CYCLASE: COMPLEX WITH BETA-L-2',3'-DIDEOXYATP, MG, AND ZN'''<br />
 
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==Overview==
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==COMPLEX OF GS-ALPHA WITH THE CATALYTIC DOMAINS OF MAMMALIAN ADENYLYL CYCLASE: COMPLEX WITH BETA-L-2',3'-DIDEOXYATP, MG, AND ZN==
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Adenylyl cyclase (AC) converts adenosine triphosphate (ATP) to cyclic, adenosine monophosphate, a ubiquitous second messenger that regulates many, cellular functions. Recent structural studies have revealed much about the, structure and function of mammalian AC but have not fully defined its, active site or catalytic mechanism. Four crystal structures were, determined of the catalytic domains of AC in complex with two different, ATP analogs and various divalent metal ions. These structures provide a, model for the enzyme-substrate complex and conclusively demonstrate that, two metal ions bind in the active site. The similarity of the active site, of AC to those of DNA polymerases suggests that the enzymes catalyze, phosphoryl transfer by the same two-metal-ion mechanism and likely have, evolved from a common ancestor.
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<StructureSection load='1cjv' size='340' side='right'caption='[[1cjv]], [[Resolution|resolution]] 3.00&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[1cjv]] is a 3 chain structure with sequence from [https://en.wikipedia.org/wiki/Bos_taurus Bos taurus], [https://en.wikipedia.org/wiki/Canis_lupus_familiaris Canis lupus familiaris] and [https://en.wikipedia.org/wiki/Rattus_norvegicus Rattus norvegicus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1CJV OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1CJV FirstGlance]. <br>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 3&#8491;</td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=DAD:2,3-DIDEOXYADENOSINE-5-TRIPHOSPHATE'>DAD</scene>, <scene name='pdbligand=FOK:FORSKOLIN'>FOK</scene>, <scene name='pdbligand=GSP:5-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE'>GSP</scene>, <scene name='pdbligand=MES:2-(N-MORPHOLINO)-ETHANESULFONIC+ACID'>MES</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1cjv FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1cjv OCA], [https://pdbe.org/1cjv PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1cjv RCSB], [https://www.ebi.ac.uk/pdbsum/1cjv PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1cjv ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/ADCY5_CANLF ADCY5_CANLF] Catalyzes the formation of the signaling molecule cAMP in response to G-protein signaling (PubMed:1618857, PubMed:8428899, PubMed:10427002, PubMed:11087399, PubMed:15591060, PubMed:16766715, PubMed:19243146). Mediates signaling downstream of ADRB1. Regulates the increase of free cytosolic Ca(2+) in response to increased blood glucose levels and contributes to the regulation of Ca(2+)-dependent insulin secretion (By similarity).[UniProtKB:O95622]<ref>PMID:10427002</ref> <ref>PMID:11087399</ref> <ref>PMID:15591060</ref> <ref>PMID:1618857</ref> <ref>PMID:16766715</ref> <ref>PMID:19243146</ref> <ref>PMID:8428899</ref> Lacks catalytic activity by itself, but can associate with isoform 1 to form active adenylyl cyclase.<ref>PMID:8428899</ref>
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== Evolutionary Conservation ==
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[[Image:Consurf_key_small.gif|200px|right]]
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Check<jmol>
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<jmolCheckbox>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/cj/1cjv_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
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<text>to colour the structure by Evolutionary Conservation</text>
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</jmolCheckbox>
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</jmol>, 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=1cjv ConSurf].
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<div style="clear:both"></div>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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Adenylyl cyclase (AC) converts adenosine triphosphate (ATP) to cyclic adenosine monophosphate, a ubiquitous second messenger that regulates many cellular functions. Recent structural studies have revealed much about the structure and function of mammalian AC but have not fully defined its active site or catalytic mechanism. Four crystal structures were determined of the catalytic domains of AC in complex with two different ATP analogs and various divalent metal ions. These structures provide a model for the enzyme-substrate complex and conclusively demonstrate that two metal ions bind in the active site. The similarity of the active site of AC to those of DNA polymerases suggests that the enzymes catalyze phosphoryl transfer by the same two-metal-ion mechanism and likely have evolved from a common ancestor.
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==About this Structure==
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Two-metal-Ion catalysis in adenylyl cyclase.,Tesmer JJ, Sunahara RK, Johnson RA, Gosselin G, Gilman AG, Sprang SR Science. 1999 Jul 30;285(5428):756-60. PMID:10427002<ref>PMID:10427002</ref>
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1CJV is a [http://en.wikipedia.org/wiki/Protein_complex Protein complex] structure of sequences from [http://en.wikipedia.org/wiki/Bos_taurus Bos taurus], [http://en.wikipedia.org/wiki/Canis_lupus_familiaris Canis lupus familiaris] and [http://en.wikipedia.org/wiki/Rattus_norvegicus Rattus norvegicus] with MG, CL, ZN, GSP, FOK, DAD and MES as [http://en.wikipedia.org/wiki/ligands ligands]. Active as [http://en.wikipedia.org/wiki/Adenylate_cyclase Adenylate cyclase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=4.6.1.1 4.6.1.1] Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1CJV OCA].
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==Reference==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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Two-metal-Ion catalysis in adenylyl cyclase., Tesmer JJ, Sunahara RK, Johnson RA, Gosselin G, Gilman AG, Sprang SR, Science. 1999 Jul 30;285(5428):756-60. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=10427002 10427002]
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</div>
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[[Category: Adenylate cyclase]]
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<div class="pdbe-citations 1cjv" style="background-color:#fffaf0;"></div>
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==See Also==
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*[[3D Adenylyl cyclase 3D structures|3D Adenylyl cyclase 3D structures]]
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== References ==
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<references/>
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__TOC__
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</StructureSection>
[[Category: Bos taurus]]
[[Category: Bos taurus]]
[[Category: Canis lupus familiaris]]
[[Category: Canis lupus familiaris]]
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[[Category: Protein complex]]
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[[Category: Large Structures]]
[[Category: Rattus norvegicus]]
[[Category: Rattus norvegicus]]
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[[Category: Sprang, S.R.]]
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[[Category: Sprang SR]]
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[[Category: Tesmer, J.J.G.]]
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[[Category: Tesmer JJG]]
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[[Category: CL]]
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[[Category: DAD]]
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[[Category: FOK]]
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[[Category: GSP]]
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[[Category: MES]]
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[[Category: MG]]
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[[Category: ZN]]
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[[Category: complex (lyase/hydrolase)]]
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[[Category: cyclase]]
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[[Category: effector enzyme]]
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[[Category: hydrolase]]
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[[Category: signal transducing protein]]
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''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Tue Nov 20 12:31:24 2007''
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Current revision

COMPLEX OF GS-ALPHA WITH THE CATALYTIC DOMAINS OF MAMMALIAN ADENYLYL CYCLASE: COMPLEX WITH BETA-L-2',3'-DIDEOXYATP, MG, AND ZN

PDB ID 1cjv

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