2kni
From Proteopedia
(Difference between revisions)
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<StructureSection load='2kni' size='340' side='right'caption='[[2kni]], [[NMR_Ensembles_of_Models | 25 NMR models]]' scene=''> | <StructureSection load='2kni' size='340' side='right'caption='[[2kni]], [[NMR_Ensembles_of_Models | 25 NMR models]]' scene=''> | ||
== Structural highlights == | == Structural highlights == | ||
- | <table><tr><td colspan='2'>[[2kni]] is a 1 chain structure with sequence from [ | + | <table><tr><td colspan='2'>[[2kni]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Psaca Psaca]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2KNI OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2KNI FirstGlance]. <br> |
- | </td></tr><tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1lmm|1lmm]]</td></tr> | + | </td></tr><tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat"><div style='overflow: auto; max-height: 3em;'>[[1lmm|1lmm]]</div></td></tr> |
- | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[ | + | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2kni FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2kni OCA], [https://pdbe.org/2kni PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2kni RCSB], [https://www.ebi.ac.uk/pdbsum/2kni PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2kni ProSAT]</span></td></tr> |
</table> | </table> | ||
== Function == | == Function == | ||
- | [[ | + | [[https://www.uniprot.org/uniprot/TXP1_PSACA TXP1_PSACA]] Potently and selectively blocks the acid-sensing ion channel ASIC1a/ACCN2. The blockade is rapid and reversible. Psalmotoxin 1 loses its capacity to block ASIC1a/ACCN2 as soon as this subunit is associated with another member of the family (ASIC2a/ACCN1 or ASIC3/ACCN3). The toxin can distinguish between the two ASIC1/ACCN2 splice variants ASIC1a/ACCN2 and ASIC1b/ACCN2.<ref>PMID:10829030</ref> |
<div style="background-color:#fffaf0;"> | <div style="background-color:#fffaf0;"> | ||
== Publication Abstract from PubMed == | == Publication Abstract from PubMed == |
Revision as of 07:08, 1 December 2021
High-resolution solution structure of the ASIC1a blocker PcTX1
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Categories: Large Structures | Psaca | King, G F | Mobli, M | Saez, N J | Acid sensing ion channel 1a inhibitor | Asic1a inhibitor | Cystine knot | Disulfide bond | Ionic channel inhibitor | Knottin | Neurotoxin | Peptide toxin | Pi-theraphotoxin-pc1a | Psalmotoxin 1 | Secreted | Spider toxin | Toxin