1fr9: Difference between revisions

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[[Image:1fr9.png|left|200px]]


{{STRUCTURE_1fr9|  PDB=1fr9  |  SCENE=  }}
==STRUCTURE OF E. COLI MOBA==
 
<StructureSection load='1fr9' size='340' side='right'caption='[[1fr9]], [[Resolution|resolution]] 1.65&Aring;' scene=''>
===STRUCTURE OF E. COLI MOBA===
== Structural highlights ==
 
<table><tr><td colspan='2'>[[1fr9]] is a 1 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=1FR9 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1FR9 FirstGlance]. <br>
{{ABSTRACT_PUBMED_10978347}}
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 1.65&#8491;</td></tr>
 
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ACT:ACETATE+ION'>ACT</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</scene></td></tr>
==About this Structure==
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1fr9 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1fr9 OCA], [https://pdbe.org/1fr9 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1fr9 RCSB], [https://www.ebi.ac.uk/pdbsum/1fr9 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1fr9 ProSAT]</span></td></tr>
[[1fr9]] is a 1 chain structure with sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1FR9 OCA].  
</table>
 
== Function ==
==Reference==
[https://www.uniprot.org/uniprot/MOBA_ECOLI MOBA_ECOLI] Transfers a GMP moiety from GTP to Mo-molybdopterin (Mo-MPT) cofactor (Moco or molybdenum cofactor) to form Mo-molybdopterin guanine dinucleotide (Mo-MGD) cofactor. Is also involved in the biosynthesis of the bis-MGD form of the Moco cofactor (Mo-bisMGD) in which the metal is symmetrically ligated by the dithiolene groups of two MGD molecules. Is necessary and sufficient for the in vitro activation of the DMSOR molybdoenzyme that uses the Mo-bisMGD form of molybdenum cofactor, which implies formation and efficient insertion of the cofactor into the enzyme without the need of a chaperone. Is specific for GTP since other nucleotides such as ATP and GMP can not be utilized.<ref>PMID:8020507</ref> <ref>PMID:1648082</ref> <ref>PMID:10978348</ref> <ref>PMID:21081498</ref>
<ref group="xtra">PMID:010978347</ref><references group="xtra"/>
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
  <jmolCheckbox>
    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/fr/1fr9_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
    <text>to colour the structure by Evolutionary Conservation</text>
  </jmolCheckbox>
</jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=1fr9 ConSurf].
<div style="clear:both"></div>
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Escherichia coli]]
[[Category: Escherichia coli]]
[[Category: Lake, M W.]]
[[Category: Large Structures]]
[[Category: Rajagopalan, K V.]]
[[Category: Lake MW]]
[[Category: Schindelin, H.]]
[[Category: Rajagopalan KV]]
[[Category: Temple, C A.]]
[[Category: Schindelin H]]
[[Category: Metal binding protein]]
[[Category: Temple CA]]
[[Category: Moco biosynthesis]]

Latest revision as of 10:18, 7 February 2024

STRUCTURE OF E. COLI MOBASTRUCTURE OF E. COLI MOBA

Structural highlights

1fr9 is a 1 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 1.65Å
Ligands:,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

MOBA_ECOLI Transfers a GMP moiety from GTP to Mo-molybdopterin (Mo-MPT) cofactor (Moco or molybdenum cofactor) to form Mo-molybdopterin guanine dinucleotide (Mo-MGD) cofactor. Is also involved in the biosynthesis of the bis-MGD form of the Moco cofactor (Mo-bisMGD) in which the metal is symmetrically ligated by the dithiolene groups of two MGD molecules. Is necessary and sufficient for the in vitro activation of the DMSOR molybdoenzyme that uses the Mo-bisMGD form of molybdenum cofactor, which implies formation and efficient insertion of the cofactor into the enzyme without the need of a chaperone. Is specific for GTP since other nucleotides such as ATP and GMP can not be utilized.[1] [2] [3] [4]

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

References

  1. Palmer T, Vasishta A, Whitty PW, Boxer DH. Isolation of protein FA, a product of the mob locus required for molybdenum cofactor biosynthesis in Escherichia coli. Eur J Biochem. 1994 Jun 1;222(2):687-92. PMID:8020507
  2. Johnson JL, Indermaur LW, Rajagopalan KV. Molybdenum cofactor biosynthesis in Escherichia coli. Requirement of the chlB gene product for the formation of molybdopterin guanine dinucleotide. J Biol Chem. 1991 Jul 5;266(19):12140-5. PMID:1648082
  3. Temple CA, Rajagopalan KV. Mechanism of assembly of the Bis(Molybdopterin guanine dinucleotide)molybdenum cofactor in Rhodobacter sphaeroides dimethyl sulfoxide reductase. J Biol Chem. 2000 Dec 22;275(51):40202-10. PMID:10978348 doi:http://dx.doi.org/10.1074/jbc.M007407200
  4. Neumann M, Seduk F, Iobbi-Nivol C, Leimkuhler S. Molybdopterin dinucleotide biosynthesis in Escherichia coli: identification of amino acid residues of molybdopterin dinucleotide transferases that determine specificity for binding of guanine or cytosine nucleotides. J Biol Chem. 2011 Jan 14;286(2):1400-8. doi: 10.1074/jbc.M110.155671. Epub 2010, Nov 16. PMID:21081498 doi:http://dx.doi.org/10.1074/jbc.M110.155671

1fr9, resolution 1.65Å

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