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3d65

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==Crystal structure of Textilinin-1, a Kunitz-type serine protease inhibitor from the Australian Common Brown snake venom, in complex with trypsin==
==Crystal structure of Textilinin-1, a Kunitz-type serine protease inhibitor from the Australian Common Brown snake venom, in complex with trypsin==
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<StructureSection load='3d65' size='340' side='right' caption='[[3d65]], [[Resolution|resolution]] 1.64&Aring;' scene=''>
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<StructureSection load='3d65' size='340' side='right'caption='[[3d65]], [[Resolution|resolution]] 1.64&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[3d65]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Bovin Bovin] and [http://en.wikipedia.org/wiki/Eastern_brown_snake Eastern brown snake]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3D65 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=3D65 FirstGlance]. <br>
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<table><tr><td colspan='2'>[[3d65]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Bos_taurus Bos taurus] and [https://en.wikipedia.org/wiki/Pseudonaja_textilis_textilis Pseudonaja textilis textilis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3D65 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3D65 FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene></td></tr>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.64&#8491;</td></tr>
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<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[3byb|3byb]]</td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene></td></tr>
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<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Trypsin Trypsin], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.4.21.4 3.4.21.4] </span></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=3d65 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3d65 OCA], [https://pdbe.org/3d65 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3d65 RCSB], [https://www.ebi.ac.uk/pdbsum/3d65 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3d65 ProSAT]</span></td></tr>
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<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=3d65 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3d65 OCA], [http://pdbe.org/3d65 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=3d65 RCSB], [http://www.ebi.ac.uk/pdbsum/3d65 PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=3d65 ProSAT]</span></td></tr>
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</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/VKT1_PSETT VKT1_PSETT]] Strongly inhibits plasmin (Ki=0.44 nM) and trypsin (Ki=0.42 nM). Has little effect on plasma (Ki=1870 nM) and tissue (Ki=12900 nM) kallikreins. In vivo, reduces bleeding in a small animal model.<ref>PMID:10847427</ref> <ref>PMID:12406072</ref> <ref>PMID:16707925</ref> <ref>PMID:19236611</ref> <ref>PMID:21843588</ref> <ref>PMID:23335990</ref>
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[https://www.uniprot.org/uniprot/VKT1_PSETT VKT1_PSETT] Strongly inhibits plasmin (Ki=0.44 nM) and trypsin (Ki=0.42 nM). Has little effect on plasma (Ki=1870 nM) and tissue (Ki=12900 nM) kallikreins. In vivo, reduces bleeding in a small animal model.<ref>PMID:10847427</ref> <ref>PMID:12406072</ref> <ref>PMID:16707925</ref> <ref>PMID:19236611</ref> <ref>PMID:21843588</ref> <ref>PMID:23335990</ref>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
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==See Also==
==See Also==
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*[[Trypsin|Trypsin]]
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*[[Trypsin 3D structures|Trypsin 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Bovin]]
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[[Category: Bos taurus]]
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[[Category: Eastern brown snake]]
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[[Category: Large Structures]]
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[[Category: Trypsin]]
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[[Category: Pseudonaja textilis textilis]]
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[[Category: Guddat, L W]]
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[[Category: Guddat LW]]
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[[Category: Jersey, J de]]
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[[Category: Lavin MF]]
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[[Category: Lavin, M F]]
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[[Category: Masci PP]]
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[[Category: Masci, P P]]
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[[Category: Millers E-KI]]
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[[Category: Millers, E K.I]]
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[[Category: De Jersey J]]
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[[Category: Blood]]
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[[Category: Calcium]]
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[[Category: Coagulation]]
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[[Category: Digestion]]
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[[Category: Hydrolase]]
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[[Category: Hydrolase inhibitor-hydrolase complex]]
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[[Category: Metal-binding]]
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[[Category: Protease]]
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[[Category: Secreted]]
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[[Category: Serine protease]]
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[[Category: Serine protease inhibitor]]
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[[Category: Zymogen]]
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Current revision

Crystal structure of Textilinin-1, a Kunitz-type serine protease inhibitor from the Australian Common Brown snake venom, in complex with trypsin

PDB ID 3d65

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