Penicillin-binding protein

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== Function ==
== Function ==
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'''Penicillin-binding protein''' (PBP) is a bacterial protein which binds antibiotics. There are several PBPs in each organism. PBPs are involved in the synthesis of bacterial cell wall<ref>PMID:1103132</ref>. The PBP are classified to high-molecular weight and low-molecular weight groups. '''D-alanyl-D-alanine carboxypeptidase''' (DDP) which cross-links peptidoglycan chains is also PBP.
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'''Penicillin-binding protein''' (PBP) is a bacterial protein which binds antibiotics. There are several PBPs in each organism. PBPs are involved in the synthesis of bacterial cell wall<ref>PMID:1103132</ref>. The PBP are classified to high-molecular weight and low-molecular weight groups.
== Relevance ==
== Relevance ==
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**[[4cjn]] – SaPBP + quinazolinine derivative<br />
**[[4cjn]] – SaPBP + quinazolinine derivative<br />
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*'''D-alanyl-D-alanine carboxypeptidase'''
 
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**[[1w79]], [[1w8q]] – AcDDP – ''Actinomadura''<br />
 
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**[[3pte]], [[1skf]] – StDDP – ''Streptomyces''<br />
 
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**[[4rye]] – MtDDP <br />
 
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**[[5fsr]] – EcDDP <br />
 
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**[[1es2]], [[1es3]], [[1es4]], [[1es5]], [[1esi]], [[1j9m]] – StDDP (mutant) <br />
 
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**[[1lbu]] – DDP + Zn – ''Streptomyces albus''<br />
 
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**[[2wke]], [[1w8y]], [[2vgj]], [[2vgk]], [[4ben]] - AcDDP + antibiotic<br />
 
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**[[1cef]], [[1ceg]], [[1hvb]], [[1pw1]], [[1pw8]], [[1pwc]], [[1pwd]], [[1pwg]] – StDDP + antibiotic<br />
 
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**[[2xdm]], [[2xk1]], [[2xln]], [[2y4a]], [[2y55]], [[2y59]], [[3zvt]], [[3zvw]] – AcDDP + boronic acid derivative<br />
 
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**[[1ikg]], [[1iki]] – StDDP + peptidoglycan fragment<br />
 
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**[[1mpl]] - StDDP + phosphonate inhibitor<br />
 
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**[[1scw]], [[1sde]] - StDDP + cyclic phosphate inhibitor<br />
 
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**[[1yqs]] - StDDP + sultam inhibitor<br />
 
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**[[3zcz]] – AcDDP + inhibitor<br />
 
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**[[5j8x]] – EcDDP + inhibitor<br />
 
}}
}}
== References ==
== References ==
<references/>
<references/>
[[Category:Topic Page]]
[[Category:Topic Page]]

Revision as of 08:51, 16 August 2018

E. coli PBP 4 complex with the antibiotic ampicillin and glycerol 2ex6

Drag the structure with the mouse to rotate

3D structures of penicillin-binding protein

Updated on 16-August-2018

References

  1. Spratt BG. Distinct penicillin binding proteins involved in the division, elongation, and shape of Escherichia coli K12. Proc Natl Acad Sci U S A. 1975 Aug;72(8):2999-3003. PMID:1103132
  2. Beadle BM, Nicholas RA, Shoichet BK. Interaction energies between beta-lactam antibiotics and E. coli penicillin-binding protein 5 by reversible thermal denaturation. Protein Sci. 2001 Jun;10(6):1254-9. PMID:11369864 doi:http://dx.doi.org/10.1110/ps.52001
  3. Kishida H, Unzai S, Roper DI, Lloyd A, Park SY, Tame JR. Crystal structure of penicillin binding protein 4 (dacB) from Escherichia coli, both in the native form and covalently linked to various antibiotics. Biochemistry. 2006 Jan 24;45(3):783-92. PMID:16411754 doi:10.1021/bi051533t

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Michal Harel, Alexander Berchansky, Joel L. Sussman

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