8fi3: Difference between revisions
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==Bifunctional ligase/repressor BirA from Klebsiella pneumoniae complexed with biotin (Domain Swapped Dimer)== | |||
<StructureSection load='8fi3' size='340' side='right'caption='[[8fi3]], [[Resolution|resolution]] 2.90Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[8fi3]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Klebsiella_pneumoniae Klebsiella pneumoniae]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=8FI3 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=8FI3 FirstGlance]. <br> | |||
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.9Å</td></tr> | |||
[[Category: | <tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=BTN:BIOTIN'>BTN</scene></td></tr> | ||
[[Category: | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=8fi3 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=8fi3 OCA], [https://pdbe.org/8fi3 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=8fi3 RCSB], [https://www.ebi.ac.uk/pdbsum/8fi3 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=8fi3 ProSAT]</span></td></tr> | ||
</table> | |||
== Function == | |||
[https://www.uniprot.org/uniprot/A0A0W7ZMT5_KLEPN A0A0W7ZMT5_KLEPN] Acts both as a biotin--[acetyl-CoA-carboxylase] ligase and a biotin-operon repressor. In the presence of ATP, BirA activates biotin to form the BirA-biotinyl-5'-adenylate (BirA-bio-5'-AMP or holoBirA) complex. HoloBirA can either transfer the biotinyl moiety to the biotin carboxyl carrier protein (BCCP) subunit of acetyl-CoA carboxylase, or bind to the biotin operator site and inhibit transcription of the operon.[HAMAP-Rule:MF_00978] | |||
__TOC__ | |||
</StructureSection> | |||
[[Category: Klebsiella pneumoniae]] | |||
[[Category: Large Structures]] | |||
[[Category: Structural genomic]] |