3gec
From Proteopedia
(Difference between revisions)
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==Crystal structure of a tandem PAS domain fragment of Drosophila PERIOD== | ==Crystal structure of a tandem PAS domain fragment of Drosophila PERIOD== | ||
- | <StructureSection load='3gec' size='340' side='right' caption='[[3gec]], [[Resolution|resolution]] 4.00Å' scene=''> | + | <StructureSection load='3gec' size='340' side='right'caption='[[3gec]], [[Resolution|resolution]] 4.00Å' scene=''> |
== Structural highlights == | == Structural highlights == | ||
- | <table><tr><td colspan='2'>[[3gec]] is a 1 chain structure with sequence from [ | + | <table><tr><td colspan='2'>[[3gec]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Drome Drome]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3GEC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3GEC FirstGlance]. <br> |
- | </td></tr><tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1wa9|1wa9]]</td></tr> | + | </td></tr><tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat"><div style='overflow: auto; max-height: 3em;'>[[1wa9|1wa9]]</div></td></tr> |
- | <tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">per ([ | + | <tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">per ([https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=7227 DROME])</td></tr> |
- | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[ | + | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=3gec FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3gec OCA], [https://pdbe.org/3gec PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3gec RCSB], [https://www.ebi.ac.uk/pdbsum/3gec PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3gec ProSAT]</span></td></tr> |
</table> | </table> | ||
== Function == | == Function == | ||
- | [[ | + | [[https://www.uniprot.org/uniprot/PER_DROME PER_DROME]] Essential for biological clock functions. Determines the period length of circadian and ultradian rhythms; an increase in PER dosage leads to shortened circadian rhythms and a decrease leads to lengthened circadian rhythms. Essential for the circadian rhythmicity of locomotor activity, eclosion behavior, and for the rhythmic component of the male courtship song that originates in the thoracic nervous system. The biological cycle depends on the rhythmic formation and nuclear localization of the TIM-PER complex. Light induces the degradation of TIM, which promotes elimination of PER. Nuclear activity of the heterodimer coordinatively regulates PER and TIM transcription through a negative feedback loop. Behaves as a negative element in circadian transcriptional loop. Does not appear to bind DNA, suggesting indirect transcriptional inhibition. |
== Evolutionary Conservation == | == Evolutionary Conservation == | ||
[[Image:Consurf_key_small.gif|200px|right]] | [[Image:Consurf_key_small.gif|200px|right]] | ||
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</StructureSection> | </StructureSection> | ||
[[Category: Drome]] | [[Category: Drome]] | ||
+ | [[Category: Large Structures]] | ||
[[Category: Wolf, E]] | [[Category: Wolf, E]] | ||
[[Category: Yildiz, O]] | [[Category: Yildiz, O]] |
Revision as of 08:02, 9 March 2022
Crystal structure of a tandem PAS domain fragment of Drosophila PERIOD
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