5ecy: Difference between revisions
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==Structure of the Shigella flexneri VapC mutant D98N crystal form 2== | |||
<StructureSection load='5ecy' size='340' side='right' caption='[[5ecy]], [[Resolution|resolution]] 2.00Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[5ecy]] is a 8 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5ECY OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5ECY FirstGlance]. <br> | |||
</td></tr><tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[5ecd|5ecd]]</td></tr> | |||
[[Category: | <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=5ecy FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5ecy OCA], [http://pdbe.org/5ecy PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=5ecy RCSB], [http://www.ebi.ac.uk/pdbsum/5ecy PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=5ecy ProSAT]</span></td></tr> | ||
[[Category: | </table> | ||
== Function == | |||
[[http://www.uniprot.org/uniprot/VAPC_SHIFL VAPC_SHIFL]] Toxic component of a toxin-antitoxin (TA) module. A tRNA-(fMet) endonuclease, it cleaves both charged and uncharged tRNA-(fMet) between positions 38 and 39 at the anticodon stem-loop boundary. Does not cleave tRNA(Met), tRNA(Arg2), tRNA(His), tRNA(Leu), tRNA(Phe) tRNA(Thr1), tRNA(Tyr) or tRNA(Val). Overexpression in E.coli inhibits translation, leads to loss of cell growth and degradation of tRNA(fMet); these effects are neutralized by expression of cognate antitoxin VapB. The VapB/VapC complex probably regulates transcription of its own promoter.<ref>PMID:19400780</ref> <ref>PMID:21502523</ref> Ectopic overexpression in E.coli induces the YoeB toxin, but this is not the cause of VapC toxicity.<ref>PMID:19400780</ref> <ref>PMID:21502523</ref> | |||
== References == | |||
<references/> | |||
__TOC__ | |||
</StructureSection> | |||
[[Category: Brodersen, D E]] | |||
[[Category: Dedic, E]] | |||
[[Category: Xu, K]] | [[Category: Xu, K]] | ||
[[Category: | [[Category: Hydrolase]] | ||
[[Category: Pin-domain]] | |||
[[Category: Toxin]] | |||