7r1g: Difference between revisions

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== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[7r1g]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=7R1G OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=7R1G FirstGlance]. <br>
<table><tr><td colspan='2'>[[7r1g]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=7R1G OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=7R1G FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=NA:SODIUM+ION'>NA</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]] 1.95&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=NA:SODIUM+ION'>NA</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=7r1g FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=7r1g OCA], [https://pdbe.org/7r1g PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=7r1g RCSB], [https://www.ebi.ac.uk/pdbsum/7r1g PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=7r1g 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=7r1g FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=7r1g OCA], [https://pdbe.org/7r1g PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=7r1g RCSB], [https://www.ebi.ac.uk/pdbsum/7r1g PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=7r1g 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>  
[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>  
== References ==
== References ==
<references/>
<references/>

Latest revision as of 16:25, 1 February 2024

Structure of E.coli Class 2 L-asparaginase EcAIII, mutant RDM1-38 (R207C, D210S, S211V)Structure of E.coli Class 2 L-asparaginase EcAIII, mutant RDM1-38 (R207C, D210S, S211V)

Structural highlights

7r1g is a 4 chain structure with sequence from Escherichia coli. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 1.95Å
Ligands:
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

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.[1] May be involved in glutathione, and possibly other peptide, transport, although these results could also be due to polar effects of disruption.[2]

References

  1. Hejazi M, Piotukh K, Mattow J, Deutzmann R, Volkmer-Engert R, Lockau W. Isoaspartyl dipeptidase activity of plant-type asparaginases. Biochem J. 2002 May 15;364(Pt 1):129-36. PMID:11988085
  2. Hejazi M, Piotukh K, Mattow J, Deutzmann R, Volkmer-Engert R, Lockau W. Isoaspartyl dipeptidase activity of plant-type asparaginases. Biochem J. 2002 May 15;364(Pt 1):129-36. PMID:11988085

7r1g, resolution 1.95Å

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OCA