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==Crystal structure of the aromatic aminotransferase Aro8, a putative alpha-aminoadipate aminotransferase in Saccharomyces cerevisiae==
==Crystal structure of the aromatic aminotransferase Aro8, a putative alpha-aminoadipate aminotransferase in Saccharomyces cerevisiae==
<StructureSection load='4je5' size='340' side='right' caption='[[4je5]], [[Resolution|resolution]] 1.91&Aring;' scene=''>
<StructureSection load='4je5' size='340' side='right'caption='[[4je5]], [[Resolution|resolution]] 1.91&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[4je5]] is a 4 chain structure with sequence from [http://en.wikipedia.org/wiki/Saccharomyces_cerevisiae_s288c Saccharomyces cerevisiae s288c]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4JE5 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4JE5 FirstGlance]. <br>
<table><tr><td colspan='2'>[[4je5]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Saccharomyces_cerevisiae_S288C Saccharomyces cerevisiae S288C]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4JE5 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4JE5 FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=EPE:4-(2-HYDROXYETHYL)-1-PIPERAZINE+ETHANESULFONIC+ACID'>EPE</scene>, <scene name='pdbligand=PLP:PYRIDOXAL-5-PHOSPHATE'>PLP</scene>, <scene name='pdbligand=PMP:4-DEOXY-4-AMINOPYRIDOXAL-5-PHOSPHATE'>PMP</scene></td></tr>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=EPE:4-(2-HYDROXYETHYL)-1-PIPERAZINE+ETHANESULFONIC+ACID'>EPE</scene>, <scene name='pdbligand=LLP:(2S)-2-AMINO-6-[[3-HYDROXY-2-METHYL-5-(PHOSPHONOOXYMETHYL)PYRIDIN-4-YL]METHYLIDENEAMINO]HEXANOIC+ACID'>LLP</scene>, <scene name='pdbligand=PLP:PYRIDOXAL-5-PHOSPHATE'>PLP</scene>, <scene name='pdbligand=PMP:4-DEOXY-4-AMINOPYRIDOXAL-5-PHOSPHATE'>PMP</scene></td></tr>
<tr id='NonStdRes'><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=LLP:2-LYSINE(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHANE)'>LLP</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=4je5 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4je5 OCA], [https://pdbe.org/4je5 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4je5 RCSB], [https://www.ebi.ac.uk/pdbsum/4je5 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4je5 ProSAT]</span></td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">ARO8, YGL202W ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=559292 Saccharomyces cerevisiae S288c])</td></tr>
<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=4je5 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4je5 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=4je5 RCSB], [http://www.ebi.ac.uk/pdbsum/4je5 PDBsum]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[http://www.uniprot.org/uniprot/ARO8_YEAST ARO8_YEAST]] General aromatic amino acid transaminase involved in several otherwise unrelated metabolic pathways. Responsible for phenylalanine and tyrosine biosynthesis. Active with glutamate, phenylalanine, tyrosine and tryptophan as amino donors and with phenylpyruvate, hydroxyphenylpyruvate, 2-oxoglutarate and pyruvate as amino acceptors. Also active with methionine, alpha-aminoadipate and leucine as amino donors when phenylpyruvate is the amino acceptor and in the reverse reactions with the corresponding oxo acids and phenylalanine as amino donor. Catalyzes the formation of methionine from 2-keto-4-methylthiobutyrate (KMTB) in the methionine salvage pathway primarily using aromatic amino acids (tyrosine, phenylalanine and tryptophan) as the amino donors. Catalyzes the formation of alpha-aminoadipate from alpha-ketoadipate in the lysine biosyntheic pathway.<ref>PMID:9491083</ref> <ref>PMID:6763508</ref> <ref>PMID:9491082</ref> <ref>PMID:18625006</ref> <ref>PMID:21982920</ref>
[https://www.uniprot.org/uniprot/ARO8_YEAST ARO8_YEAST] General aromatic amino acid transaminase involved in several otherwise unrelated metabolic pathways. Responsible for phenylalanine and tyrosine biosynthesis. Active with glutamate, phenylalanine, tyrosine and tryptophan as amino donors and with phenylpyruvate, hydroxyphenylpyruvate, 2-oxoglutarate and pyruvate as amino acceptors. Also active with methionine, alpha-aminoadipate and leucine as amino donors when phenylpyruvate is the amino acceptor and in the reverse reactions with the corresponding oxo acids and phenylalanine as amino donor. Catalyzes the formation of methionine from 2-keto-4-methylthiobutyrate (KMTB) in the methionine salvage pathway primarily using aromatic amino acids (tyrosine, phenylalanine and tryptophan) as the amino donors. Catalyzes the formation of alpha-aminoadipate from alpha-ketoadipate in the lysine biosyntheic pathway.<ref>PMID:9491083</ref> <ref>PMID:6763508</ref> <ref>PMID:9491082</ref> <ref>PMID:18625006</ref> <ref>PMID:21982920</ref>  
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>
</div>
<div class="pdbe-citations 4je5" style="background-color:#fffaf0;"></div>
==See Also==
*[[Aminotransferase 3D structures|Aminotransferase 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Saccharomyces cerevisiae s288c]]
[[Category: Large Structures]]
[[Category: Brunzelle, J S]]
[[Category: Saccharomyces cerevisiae S288C]]
[[Category: Bulfer, S L]]
[[Category: Brunzelle JS]]
[[Category: Trievel, R C]]
[[Category: Bulfer SL]]
[[Category: Alpha-aminoadipate aminotransferase]]
[[Category: Trievel RC]]
[[Category: Aromatic aminotransferase]]
[[Category: Multifunctional enzyme]]
[[Category: Plp-dependent]]
[[Category: Pyridoxal phosphate]]
[[Category: Transferase]]

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