This old version of Proteopedia is provided for student assignments while the new version is undergoing repairs. Content and edits done in this old version of Proteopedia after March 1, 2026 will eventually be lost when it is retired in about June of 2026.
Apply for new accounts at the new Proteopedia. Your logins will work in both the old and new versions.
2q16
From Proteopedia
(Difference between revisions)
| Line 3: | Line 3: | ||
== Structural highlights == | == Structural highlights == | ||
<table><tr><td colspan='2'>[[2q16]] is a 2 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=2Q16 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2Q16 FirstGlance]. <br> | <table><tr><td colspan='2'>[[2q16]] is a 2 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=2Q16 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2Q16 FirstGlance]. <br> | ||
| - | </td></tr><tr><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=ITT:INOSINE+5-TRIPHOSPHATE'>ITT</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene>< | + | </td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=ITT:INOSINE+5-TRIPHOSPHATE'>ITT</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr> |
| - | <tr><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</scene></td></tr> | + | <tr id='NonStdRes'><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</scene></td></tr> |
| - | <tr><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1k7k|1k7k]], [[2pyu|2pyu]]</td></tr> | + | <tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1k7k|1k7k]], [[2pyu|2pyu]]</td></tr> |
| - | <tr><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">yggV ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=562 Escherichia coli])</td></tr> | + | <tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">yggV ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=562 Escherichia coli])</td></tr> |
| - | <tr><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Nucleoside-triphosphate_diphosphatase Nucleoside-triphosphate diphosphatase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.6.1.19 3.6.1.19] </span></td></tr> | + | <tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Nucleoside-triphosphate_diphosphatase Nucleoside-triphosphate diphosphatase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=3.6.1.19 3.6.1.19] </span></td></tr> |
| - | <tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2q16 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2q16 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=2q16 RCSB], [http://www.ebi.ac.uk/pdbsum/2q16 PDBsum]</span></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=2q16 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2q16 OCA], [http://www.rcsb.org/pdb/explore.do?structureId=2q16 RCSB], [http://www.ebi.ac.uk/pdbsum/2q16 PDBsum]</span></td></tr> |
| - | <table> | + | </table> |
| + | == Function == | ||
| + | [[http://www.uniprot.org/uniprot/HAM1_ECOLI HAM1_ECOLI]] Pyrophosphatase that hydrolyzes the non-canonical purine nucleotides deoxyinosine triphosphate (dITP) and xanthosine triphosphate (XTP) as well as 2'-deoxy-N-6-hydroxylaminopurine triposphate (dHAPTP) to their respective monophosphate derivatives. Probably excludes non-canonical purines from DNA precursor pool, thus preventing their incorporation into DNA and avoiding chromosomal lesions.<ref>PMID:17090528</ref> | ||
== Evolutionary Conservation == | == Evolutionary Conservation == | ||
[[Image:Consurf_key_small.gif|200px|right]] | [[Image:Consurf_key_small.gif|200px|right]] | ||
| Line 34: | Line 36: | ||
[[Category: Escherichia coli]] | [[Category: Escherichia coli]] | ||
[[Category: Nucleoside-triphosphate diphosphatase]] | [[Category: Nucleoside-triphosphate diphosphatase]] | ||
| - | [[Category: Lam, R | + | [[Category: Lam, R]] |
| - | [[Category: Proudfoot, M | + | [[Category: Proudfoot, M]] |
| - | [[Category: Savchenko, A | + | [[Category: Savchenko, A]] |
| - | [[Category: Singer, A U | + | [[Category: Singer, A U]] |
| - | [[Category: Skarina, T | + | [[Category: Skarina, T]] |
| - | [[Category: Yakunin, A F | + | [[Category: Yakunin, A F]] |
[[Category: Hydrolase]] | [[Category: Hydrolase]] | ||
[[Category: Itp pyrophosphatase x-ray structure enzyme mechanism substrate]] | [[Category: Itp pyrophosphatase x-ray structure enzyme mechanism substrate]] | ||
Revision as of 16:19, 25 December 2014
Structure of the E. coli inosine triphosphate pyrophosphatase RgdB in complex with ITP
| |||||||||||
