6d31: Difference between revisions

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<StructureSection load='6d31' size='340' side='right'caption='[[6d31]], [[Resolution|resolution]] 1.20&Aring;' scene=''>
<StructureSection load='6d31' size='340' side='right'caption='[[6d31]], [[Resolution|resolution]] 1.20&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[6d31]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Human Human]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6D31 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=6D31 FirstGlance]. <br>
<table><tr><td colspan='2'>[[6d31]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6D31 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=6D31 FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=AMP:ADENOSINE+MONOPHOSPHATE'>AMP</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene></td></tr>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.2&#8491;</td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">USB1, C16orf57 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=9606 HUMAN])</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=AMP:ADENOSINE+MONOPHOSPHATE'>AMP</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene></td></tr>
<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=6d31 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6d31 OCA], [http://pdbe.org/6d31 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=6d31 RCSB], [http://www.ebi.ac.uk/pdbsum/6d31 PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=6d31 ProSAT]</span></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=6d31 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6d31 OCA], [https://pdbe.org/6d31 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=6d31 RCSB], [https://www.ebi.ac.uk/pdbsum/6d31 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=6d31 ProSAT]</span></td></tr>
</table>
</table>
== Disease ==
== Disease ==
[[http://www.uniprot.org/uniprot/USB1_HUMAN USB1_HUMAN]] Dyskeratosis congenita;Poikiloderma with neutropenia. Poikiloderma with neutropenia (PN) [MIM:[http://omim.org/entry/604173 604173]]: A genodermatosis characterized by poikiloderma, pachyonychia and chronic neutropenia. The disorder starts as a papular erythematous rash on the limbs during the first year of life. It gradually spreads centripetally and, as the papular rash resolves, hypo- and hyperpigmentation result, with development of telangiectasias. Another skin manifestation is pachyonychia, but alopecia and leukoplakia are distinctively absent. Patients have recurrent pneumonias that usually result in reactive airway disease and/or chronic cough. One of the most important extracutaneous symptoms is an increased susceptibility to infections, mainly affecting the respiratory system, primarily due to a chronic neutropenia and to neutrophil functional defects. Bone marrow abnormalities account for neutropenia and may evolve into myelodysplasia associated with the risk of leukemic transformation. Poikiloderma with neutropenia shows phenotypic overlap with Rothmund-Thomson syndrome. Note=The disease is caused by mutations affecting the gene represented in this entry.<ref>PMID:20004881</ref> <ref>PMID:20503306</ref>
[https://www.uniprot.org/uniprot/USB1_HUMAN USB1_HUMAN] Dyskeratosis congenita;Poikiloderma with neutropenia. Poikiloderma with neutropenia (PN) [MIM:[https://omim.org/entry/604173 604173]: A genodermatosis characterized by poikiloderma, pachyonychia and chronic neutropenia. The disorder starts as a papular erythematous rash on the limbs during the first year of life. It gradually spreads centripetally and, as the papular rash resolves, hypo- and hyperpigmentation result, with development of telangiectasias. Another skin manifestation is pachyonychia, but alopecia and leukoplakia are distinctively absent. Patients have recurrent pneumonias that usually result in reactive airway disease and/or chronic cough. One of the most important extracutaneous symptoms is an increased susceptibility to infections, mainly affecting the respiratory system, primarily due to a chronic neutropenia and to neutrophil functional defects. Bone marrow abnormalities account for neutropenia and may evolve into myelodysplasia associated with the risk of leukemic transformation. Poikiloderma with neutropenia shows phenotypic overlap with Rothmund-Thomson syndrome. Note=The disease is caused by mutations affecting the gene represented in this entry.<ref>PMID:20004881</ref> <ref>PMID:20503306</ref>  
== Function ==
== Function ==
[[http://www.uniprot.org/uniprot/USB1_HUMAN USB1_HUMAN]] Phosphodiesterase responsible for the U6 snRNA 3' end processing. Acts as an exoribonuclease (RNase) responsible for trimming the poly(U) tract of the last nucleotides in the pre-U6 snRNA molecule, leading to the formation of mature U6 snRNA 3' end-terminated with a 2',3'-cyclic phosphate.<ref>PMID:22899009</ref> <ref>PMID:23190533</ref>
[https://www.uniprot.org/uniprot/USB1_HUMAN USB1_HUMAN] Phosphodiesterase responsible for the U6 snRNA 3' end processing. Acts as an exoribonuclease (RNase) responsible for trimming the poly(U) tract of the last nucleotides in the pre-U6 snRNA molecule, leading to the formation of mature U6 snRNA 3' end-terminated with a 2',3'-cyclic phosphate.<ref>PMID:22899009</ref> <ref>PMID:23190533</ref>  
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== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Human]]
[[Category: Homo sapiens]]
[[Category: Large Structures]]
[[Category: Large Structures]]
[[Category: Butcher, S E]]
[[Category: Butcher SE]]
[[Category: Montemayor, E J]]
[[Category: Montemayor EJ]]
[[Category: Nomura, Y]]
[[Category: Nomura Y]]
[[Category: 2h phosphodiesterase superfamily]]
[[Category: Exonuclease]]
[[Category: Hydrolase]]
[[Category: U6 snrna]]

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