1nxb
From Proteopedia
(Difference between revisions)
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<StructureSection load='1nxb' size='340' side='right'caption='[[1nxb]], [[Resolution|resolution]] 1.38Å' scene=''> | <StructureSection load='1nxb' size='340' side='right'caption='[[1nxb]], [[Resolution|resolution]] 1.38Å' scene=''> | ||
== Structural highlights == | == Structural highlights == | ||
| - | <table><tr><td colspan='2'>[[1nxb]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/ | + | <table><tr><td colspan='2'>[[1nxb]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Laticauda_semifasciata Laticauda semifasciata]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1NXB OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1NXB FirstGlance]. <br> |
| - | </td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</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]] 1.38Å</td></tr> |
| + | <tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=SO4:SULFATE+ION'>SO4</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=1nxb FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1nxb OCA], [https://pdbe.org/1nxb PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1nxb RCSB], [https://www.ebi.ac.uk/pdbsum/1nxb PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1nxb 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=1nxb FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1nxb OCA], [https://pdbe.org/1nxb PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1nxb RCSB], [https://www.ebi.ac.uk/pdbsum/1nxb PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1nxb ProSAT]</span></td></tr> | ||
</table> | </table> | ||
== Function == | == Function == | ||
| - | + | [https://www.uniprot.org/uniprot/3S1EB_LATSE 3S1EB_LATSE] Binds with high affinity to muscular nicotinic acetylcholine receptors (nAChRs) (tested on Torpedo marmorata, Kd=0.07 nM), and with low affinity to neuronal alpha-7/CHRNA7 nAChRs (tested on chimeric alpha-7/CHRNA7, Kd=22 uM) and inhibit acetylcholine from binding to the receptor, thereby impairing neuromuscular transmission (PubMed:7721859). Produces peripheral paralysis by blocking neuromuscular transmission at the postsynaptic site.<ref>PMID:9305882</ref> | |
== Evolutionary Conservation == | == Evolutionary Conservation == | ||
[[Image:Consurf_key_small.gif|200px|right]] | [[Image:Consurf_key_small.gif|200px|right]] | ||
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__TOC__ | __TOC__ | ||
</StructureSection> | </StructureSection> | ||
| - | [[Category: Black-banded sea krait]] | ||
[[Category: Large Structures]] | [[Category: Large Structures]] | ||
| - | [[Category: Petsko | + | [[Category: Laticauda semifasciata]] |
| - | [[Category: Tsernoglou | + | [[Category: Petsko GA]] |
| + | [[Category: Tsernoglou D]] | ||
Revision as of 08:53, 10 April 2024
STRUCTURE AND FUNCTION OF SNAKE VENOM CURARIMIMETIC NEUROTOXINS
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