4qvb: Difference between revisions
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==Mycobacterium tuberculosis protein Rv1155 in complex with co-enzyme F420== | |||
<StructureSection load='4qvb' size='340' side='right'caption='[[4qvb]], [[Resolution|resolution]] 2.30Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[4qvb]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Mycobacterium_tuberculosis_7199-99 Mycobacterium tuberculosis 7199-99]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4QVB OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4QVB FirstGlance]. <br> | |||
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.3Å</td></tr> | |||
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=EDO:1,2-ETHANEDIOL'>EDO</scene>, <scene name='pdbligand=F42:COENZYME+F420'>F42</scene>, <scene name='pdbligand=FMT:FORMIC+ACID'>FMT</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=PDO:1,3-PROPANDIOL'>PDO</scene>, <scene name='pdbligand=PGO:S-1,2-PROPANEDIOL'>PGO</scene></td></tr> | |||
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=4qvb FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4qvb OCA], [https://pdbe.org/4qvb PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4qvb RCSB], [https://www.ebi.ac.uk/pdbsum/4qvb PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4qvb ProSAT]</span></td></tr> | |||
</table> | |||
== Function == | |||
[https://www.uniprot.org/uniprot/F420R_MYCTU F420R_MYCTU] F420H(2)-dependent reductase able to catalyze the reduction of biliverdin-IXalpha to bilirubin-IXalpha in vitro. However, kinetic parameters show that it is less efficient than the biliverdin reductase Rv2074 and suggest biliverdin-IXalpha is unlikely to be the native substrate of Rv1155, which probably catalyzes the reduction of an alternative molecule in vivo (PubMed:27364382). Binds coenzyme F420, but does not bind FMN or other flavins (PubMed:25644473). Cannot use pyridoxine 5'-phosphate, pyridoxamine 5'-phosphate, pyridoxal 5'-phosphate (PLP), the anti-tuberculosis drug PA-824 or aflatoxin analogs as substrates (PubMed:25644473).<ref>PMID:25644473</ref> <ref>PMID:27364382</ref> | |||
== References == | |||
<references/> | |||
__TOC__ | |||
</StructureSection> | |||
[[Category: Large Structures]] | |||
[[Category: Mycobacterium tuberculosis 7199-99]] | |||
[[Category: Abell C]] | |||
[[Category: Barry III CE]] | |||
[[Category: Garboczi DN]] | |||
[[Category: Gittis AG]] | |||
[[Category: Mashalidis EH]] | |||
[[Category: Tomczak A]] | |||
Latest revision as of 15:48, 1 March 2024
Mycobacterium tuberculosis protein Rv1155 in complex with co-enzyme F420Mycobacterium tuberculosis protein Rv1155 in complex with co-enzyme F420
Structural highlights
FunctionF420R_MYCTU F420H(2)-dependent reductase able to catalyze the reduction of biliverdin-IXalpha to bilirubin-IXalpha in vitro. However, kinetic parameters show that it is less efficient than the biliverdin reductase Rv2074 and suggest biliverdin-IXalpha is unlikely to be the native substrate of Rv1155, which probably catalyzes the reduction of an alternative molecule in vivo (PubMed:27364382). Binds coenzyme F420, but does not bind FMN or other flavins (PubMed:25644473). Cannot use pyridoxine 5'-phosphate, pyridoxamine 5'-phosphate, pyridoxal 5'-phosphate (PLP), the anti-tuberculosis drug PA-824 or aflatoxin analogs as substrates (PubMed:25644473).[1] [2] References
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