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2a59

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<StructureSection load='2a59' size='340' side='right'caption='[[2a59]], [[Resolution|resolution]] 2.70&Aring;' scene=''>
<StructureSection load='2a59' size='340' side='right'caption='[[2a59]], [[Resolution|resolution]] 2.70&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[2a59]] is a 5 chain structure with sequence from [http://en.wikipedia.org/wiki/Cbs_356 Cbs 356]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2A59 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2A59 FirstGlance]. <br>
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<table><tr><td colspan='2'>[[2a59]] is a 5 chain structure with sequence from [https://en.wikipedia.org/wiki/Cbs_356 Cbs 356]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2A59 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2A59 FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=LMZ:5-NITROSO-6-RIBITYL-AMINO-2,4(1H,3H)-PYRIMIDINEDIONE'>LMZ</scene>, <scene name='pdbligand=PO4:PHOSPHATE+ION'>PO4</scene></td></tr>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=LMZ:5-NITROSO-6-RIBITYL-AMINO-2,4(1H,3H)-PYRIMIDINEDIONE'>LMZ</scene>, <scene name='pdbligand=PO4:PHOSPHATE+ION'>PO4</scene></td></tr>
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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1kyy|1kyy]], [[2a57|2a57]], [[2a58|2a58]], [[1kyv|1kyv]]</td></tr>
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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat"><div style='overflow: auto; max-height: 3em;'>[[1kyy|1kyy]], [[2a57|2a57]], [[2a58|2a58]], [[1kyv|1kyv]]</div></td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">rib4 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=4896 CBS 356])</td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">rib4 ([https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=4896 CBS 356])</td></tr>
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<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/6,7-dimethyl-8-ribityllumazine_synthase 6,7-dimethyl-8-ribityllumazine synthase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.5.1.78 2.5.1.78] </span></td></tr>
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<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[https://en.wikipedia.org/wiki/6,7-dimethyl-8-ribityllumazine_synthase 6,7-dimethyl-8-ribityllumazine synthase], with EC number [https://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.5.1.78 2.5.1.78] </span></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2a59 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2a59 OCA], [http://pdbe.org/2a59 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2a59 RCSB], [http://www.ebi.ac.uk/pdbsum/2a59 PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=2a59 ProSAT]</span></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=2a59 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2a59 OCA], [https://pdbe.org/2a59 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2a59 RCSB], [https://www.ebi.ac.uk/pdbsum/2a59 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2a59 ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/RIB4_SCHPO RIB4_SCHPO]] Catalyzes the formation of 6,7-dimethyl-8-ribityllumazine by condensation of 5-amino-6-(D-ribitylamino)uracil with 3,4-dihydroxy-2-butanone 4-phosphate. This is the penultimate step in the biosynthesis of riboflavin. Also binds riboflavin with an unexpected high affinity.<ref>PMID:11856310</ref>
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[[https://www.uniprot.org/uniprot/RIB4_SCHPO RIB4_SCHPO]] Catalyzes the formation of 6,7-dimethyl-8-ribityllumazine by condensation of 5-amino-6-(D-ribitylamino)uracil with 3,4-dihydroxy-2-butanone 4-phosphate. This is the penultimate step in the biosynthesis of riboflavin. Also binds riboflavin with an unexpected high affinity.<ref>PMID:11856310</ref>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]

Revision as of 09:38, 5 May 2021

Structure of 6,7-Dimethyl-8-ribityllumazine synthase from Schizosaccharomyces pombe mutant W27Y with bound ligand 5-nitroso-6-ribitylamino-2,4(1H,3H)-pyrimidinedione

PDB ID 2a59

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