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2zal
From Proteopedia
(Difference between revisions)
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==Crystal structure of E. coli isoaspartyl aminopeptidase/L-asparaginase in complex with L-aspartate== | ==Crystal structure of E. coli isoaspartyl aminopeptidase/L-asparaginase in complex with L-aspartate== | ||
| - | <StructureSection load='2zal' size='340' side='right' caption='[[2zal]], [[Resolution|resolution]] 1.90Å' scene=''> | + | <StructureSection load='2zal' size='340' side='right'caption='[[2zal]], [[Resolution|resolution]] 1.90Å' scene=''> |
== Structural highlights == | == Structural highlights == | ||
| - | <table><tr><td colspan='2'>[[2zal]] is a 4 chain structure with sequence from [ | + | <table><tr><td colspan='2'>[[2zal]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Ecoli Ecoli]. This structure supersedes the now removed PDB entry [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=1seo 1seo]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2ZAL OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2ZAL FirstGlance]. <br> |
| - | </td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=ASP:ASPARTIC+ACID'>ASP</scene>, <scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=TRS:2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL'>TRS</scene></td></tr> | + | </td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ASP:ASPARTIC+ACID'>ASP</scene>, <scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=TRS:2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL'>TRS</scene></td></tr> |
| - | <tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1k2x|1k2x]], [[1jn9|1jn9]], [[1apz|1apz]], [[1ayy|1ayy]], [[2gac|2gac]], [[2gaw|2gaw]], [[9gac|9gac]], [[9gaf|9gaf]], [[9gaa|9gaa]], [[1p4v|1p4v]], [[1apy|1apy]], [[1t3m|1t3m]]</td></tr> | + | <tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat"><div style='overflow: auto; max-height: 3em;'>[[1k2x|1k2x]], [[1jn9|1jn9]], [[1apz|1apz]], [[1ayy|1ayy]], [[2gac|2gac]], [[2gaw|2gaw]], [[9gac|9gac]], [[9gaf|9gaf]], [[9gaa|9gaa]], [[1p4v|1p4v]], [[1apy|1apy]], [[1t3m|1t3m]]</div></td></tr> |
| - | <tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">ybiK (iaaA) ([ | + | <tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">ybiK (iaaA) ([https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=83333 ECOLI])</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=2zal FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2zal OCA], [https://pdbe.org/2zal PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2zal RCSB], [https://www.ebi.ac.uk/pdbsum/2zal PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2zal ProSAT]</span></td></tr> |
</table> | </table> | ||
== Function == | == Function == | ||
| - | [[ | + | [[https://www.uniprot.org/uniprot/IAAA_ECOLI IAAA_ECOLI]] Degrades proteins damaged by L-isoaspartyl residue formation (also known as beta-Asp residues). Degrades L-isoaspartyl-containing di- and maybe also tripeptides. Also has L-asparaginase activity, although this may not be its principal function.<ref>PMID:11988085</ref> May be involved in glutathione, and possibly other peptide, transport, although these results could also be due to polar effects of disruption.<ref>PMID:11988085</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== | ||
| - | *[[Aminopeptidase|Aminopeptidase]] | + | *[[Aminopeptidase 3D structures|Aminopeptidase 3D structures]] |
| - | *[[Asparaginase|Asparaginase]] | + | *[[Asparaginase 3D structures|Asparaginase 3D structures]] |
== References == | == References == | ||
<references/> | <references/> | ||
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</StructureSection> | </StructureSection> | ||
[[Category: Ecoli]] | [[Category: Ecoli]] | ||
| + | [[Category: Large Structures]] | ||
[[Category: Brzezinski, K]] | [[Category: Brzezinski, K]] | ||
[[Category: Jaskolski, M]] | [[Category: Jaskolski, M]] | ||
Revision as of 10:49, 8 December 2021
Crystal structure of E. coli isoaspartyl aminopeptidase/L-asparaginase in complex with L-aspartate
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