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==Structure of Antimicrobial Peptide, HP (2-20) and its Analogues Derived from Helicobacter pylori, as Determined by 1H NMR Spectroscopy== | ==Structure of Antimicrobial Peptide, HP (2-20) and its Analogues Derived from Helicobacter pylori, as Determined by 1H NMR Spectroscopy== | ||
<StructureSection load='1ot0' size='340' side='right' caption='[[1ot0 | <StructureSection load='1ot0' size='340' side='right'caption='[[1ot0]]' scene=''> | ||
== Structural highlights == | == Structural highlights == | ||
<table><tr><td colspan='2'>[[1ot0]] is a 1 chain structure with sequence from [ | <table><tr><td colspan='2'>[[1ot0]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Helicobacter_pylori Helicobacter pylori]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1OT0 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1OT0 FirstGlance]. <br> | ||
</td></tr><tr><td class="sblockLbl"><b>[[ | </td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">Solution NMR, 20 models</td></tr> | ||
<tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[ | <tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=NH2:AMINO+GROUP'>NH2</scene></td></tr> | ||
<table> | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1ot0 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1ot0 OCA], [https://pdbe.org/1ot0 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1ot0 RCSB], [https://www.ebi.ac.uk/pdbsum/1ot0 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1ot0 ProSAT]</span></td></tr> | ||
</table> | |||
== Function == | |||
[https://www.uniprot.org/uniprot/RL1_HELPY RL1_HELPY] Binds directly to 23S rRNA. The L1 stalk is quite mobile in the ribosome, and is involved in E site tRNA release (By similarity).[HAMAP-Rule:MF_01318] Protein L1 is also a translational repressor protein, it controls the translation of the L11 operon by binding to its mRNA (By similarity).[HAMAP-Rule:MF_01318] Peptides originating from the N-terminal end of L1 have antibacterial activity against bacteria such as E.coli and B.megaterium and modest antifungal activities. Has no effect on H.pylori itself. Peptides are not hemolytic against mammalian cells. These peptides may be released in the stomach during altruistic lysis to kill other fast growing bacteria.[HAMAP-Rule:MF_01318] | |||
__TOC__ | __TOC__ | ||
</StructureSection> | </StructureSection> | ||
[[Category: Helicobacter pylori]] | [[Category: Helicobacter pylori]] | ||
[[Category: Hahm | [[Category: Large Structures]] | ||
[[Category: Kim | [[Category: Hahm K-S]] | ||
[[Category: Lee | [[Category: Kim Y]] | ||
[[Category: Lee | [[Category: Lee DG]] | ||
[[Category: Park | [[Category: Lee KH]] | ||
[[Category: Park Y]] | |||
Latest revision as of 03:21, 21 November 2024
Structure of Antimicrobial Peptide, HP (2-20) and its Analogues Derived from Helicobacter pylori, as Determined by 1H NMR SpectroscopyStructure of Antimicrobial Peptide, HP (2-20) and its Analogues Derived from Helicobacter pylori, as Determined by 1H NMR Spectroscopy
Structural highlights
FunctionRL1_HELPY Binds directly to 23S rRNA. The L1 stalk is quite mobile in the ribosome, and is involved in E site tRNA release (By similarity).[HAMAP-Rule:MF_01318] Protein L1 is also a translational repressor protein, it controls the translation of the L11 operon by binding to its mRNA (By similarity).[HAMAP-Rule:MF_01318] Peptides originating from the N-terminal end of L1 have antibacterial activity against bacteria such as E.coli and B.megaterium and modest antifungal activities. Has no effect on H.pylori itself. Peptides are not hemolytic against mammalian cells. These peptides may be released in the stomach during altruistic lysis to kill other fast growing bacteria.[HAMAP-Rule:MF_01318] |
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