1sqy
From Proteopedia
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- | [[Image:1sqy.jpg|left|200px]] | ||
- | < | + | ==Structure of human diferric lactoferrin at 2.5A resolution using crystals grown at pH 6.5== |
- | + | <StructureSection load='1sqy' size='340' side='right'caption='[[1sqy]], [[Resolution|resolution]] 2.50Å' scene=''> | |
- | + | == Structural highlights == | |
- | + | <table><tr><td colspan='2'>[[1sqy]] 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=1SQY OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1SQY 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]] 2.5Å</td></tr> | |
- | + | <tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CO3:CARBONATE+ION'>CO3</scene>, <scene name='pdbligand=FE:FE+(III)+ION'>FE</scene>, <scene name='pdbligand=NAG:N-ACETYL-D-GLUCOSAMINE'>NAG</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=1sqy FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1sqy OCA], [https://pdbe.org/1sqy PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1sqy RCSB], [https://www.ebi.ac.uk/pdbsum/1sqy PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1sqy ProSAT]</span></td></tr> | |
+ | </table> | ||
+ | == Function == | ||
+ | [https://www.uniprot.org/uniprot/TRFL_HUMAN TRFL_HUMAN] Transferrins are iron binding transport proteins which can bind two Fe(3+) ions in association with the binding of an anion, usually bicarbonate.<ref>PMID:12535064</ref> <ref>PMID:22320386</ref> Lactotransferrin has antimicrobial activity which depends on the extracellular cation concentration.<ref>PMID:12535064</ref> <ref>PMID:22320386</ref> Lactoferroxins A, B and C have opioid antagonist activity. Lactoferroxin A shows preference for mu-receptors, while lactoferroxin B and C have somewhat higher degrees of preference for kappa-receptors than for mu-receptors.<ref>PMID:12535064</ref> <ref>PMID:22320386</ref> The lactotransferrin transferrin-like domain 1 functions as a serine protease of the peptidase S60 family that cuts arginine rich regions. This function contributes to the antimicrobial activity.<ref>PMID:12535064</ref> <ref>PMID:22320386</ref> Isoform DeltaLf: transcription factor with antiproliferative properties and inducing cell cycle arrest. Binds to DeltaLf response element found in the SKP1, BAX, DCPS, and SELH promoters.<ref>PMID:12535064</ref> <ref>PMID:22320386</ref> | ||
+ | == Evolutionary Conservation == | ||
+ | [[Image:Consurf_key_small.gif|200px|right]] | ||
+ | Check<jmol> | ||
+ | <jmolCheckbox> | ||
+ | <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/sq/1sqy_consurf.spt"</scriptWhenChecked> | ||
+ | <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked> | ||
+ | <text>to colour the structure by Evolutionary Conservation</text> | ||
+ | </jmolCheckbox> | ||
+ | </jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1sqy ConSurf]. | ||
+ | <div style="clear:both"></div> | ||
- | + | ==See Also== | |
- | + | *[[Lactoferrin|Lactoferrin]] | |
- | + | == References == | |
- | == | + | <references/> |
- | + | __TOC__ | |
- | [[Category: Ethayathulla | + | </StructureSection> |
- | [[Category: Kaur | + | [[Category: Homo sapiens]] |
- | [[Category: Kumar | + | [[Category: Large Structures]] |
- | [[Category: Kumar | + | [[Category: Ethayathulla AS]] |
- | [[Category: Sharma | + | [[Category: Kaur P]] |
- | [[Category: Singh | + | [[Category: Kumar J]] |
- | [[Category: Singh | + | [[Category: Prem Kumar R]] |
- | [[Category: Vikram | + | [[Category: Sharma S]] |
- | + | [[Category: Singh N]] | |
- | + | [[Category: Singh TP]] | |
+ | [[Category: Vikram P]] |
Current revision
Structure of human diferric lactoferrin at 2.5A resolution using crystals grown at pH 6.5
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Categories: Homo sapiens | Large Structures | Ethayathulla AS | Kaur P | Kumar J | Prem Kumar R | Sharma S | Singh N | Singh TP | Vikram P