2o6p: Difference between revisions

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<StructureSection load='2o6p' size='340' side='right'caption='[[2o6p]], [[Resolution|resolution]] 1.50&Aring;' scene=''>
<StructureSection load='2o6p' size='340' side='right'caption='[[2o6p]], [[Resolution|resolution]] 1.50&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[2o6p]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Staan Staan]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2O6P OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2O6P FirstGlance]. <br>
<table><tr><td colspan='2'>[[2o6p]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Staphylococcus_aureus_subsp._aureus_N315 Staphylococcus aureus subsp. aureus N315]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2O6P OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2O6P FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=HEM:PROTOPORPHYRIN+IX+CONTAINING+FE'>HEM</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</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]] 1.5&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=HEM:PROTOPORPHYRIN+IX+CONTAINING+FE'>HEM</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</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=2o6p FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2o6p OCA], [https://pdbe.org/2o6p PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2o6p RCSB], [https://www.ebi.ac.uk/pdbsum/2o6p PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2o6p 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=2o6p FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2o6p OCA], [https://pdbe.org/2o6p PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2o6p RCSB], [https://www.ebi.ac.uk/pdbsum/2o6p PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2o6p ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[https://www.uniprot.org/uniprot/ISDC_STAAN ISDC_STAAN]] Involved in heme (porphyrin) scavenging. Binds hemoglobin and almost exclusively free-base protoporphyrin IX. Probably has a role as the central conduit of the isd heme uptake system, i.e. mediates the transfer of the iron-containing nutrient from IsdABH to the membrane translocation system IsdDEF. Hemin-free IsdC (apo-IsdC) acquires hemin from hemin-containing IsdA (holo-IsdA) probably through the activated holo-IsdA-apo-IsdC complex and due to the higher affinity of apo-IsdC for the cofactor. The reaction is reversible (By similarity).  
[https://www.uniprot.org/uniprot/ISDC_STAA8 ISDC_STAA8] Involved in heme (porphyrin) scavenging. Binds hemoglobin and almost exclusively free-base protoporphyrin IX. Probably has a role as the central conduit of the isd heme uptake system, i.e. mediates the transfer of the iron-containing nutrient from IsdABH to the membrane translocation system IsdDEF. Hemin-free IsdC (apo-IsdC) acquires hemin from hemin-containing IsdA (holo-IsdA) probably through the activated holo-IsdA-apo-IsdC complex and due to the higher affinity of apo-IsdC for the cofactor. The reaction is reversible (By similarity).<ref>PMID:15240116</ref> <ref>PMID:17287214</ref>
== 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: Large Structures]]
[[Category: Large Structures]]
[[Category: Staan]]
[[Category: Staphylococcus aureus subsp. aureus N315]]
[[Category: Cockayne, A]]
[[Category: Cockayne A]]
[[Category: Paoli, M]]
[[Category: Paoli M]]
[[Category: Schneider, S]]
[[Category: Schneider S]]
[[Category: Sharp, K H]]
[[Category: Sharp KH]]
[[Category: Beta barrel]]
[[Category: Protein-heme complex]]
[[Category: Transport protein]]

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