TIMOTHY PALZKILL to Cephalosporins
This is a "connection" page, showing publications TIMOTHY PALZKILL has written about Cephalosporins.
Connection Strength
2.385
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Mutagenesis and structural analysis reveal the CTX-M ?-lactamase active site is optimized for cephalosporin catalysis and drug resistance. J Biol Chem. 2023 05; 299(5):104630.
Score: 0.754
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Differential active site requirements for NDM-1 ?-lactamase hydrolysis of carbapenem versus penicillin and cephalosporin antibiotics. Nat Commun. 2018 10 30; 9(1):4524.
Score: 0.556
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Mapping the determinants of catalysis and substrate specificity of the antibiotic resistance enzyme CTX-M ?-lactamase. Commun Biol. 2023 01 12; 6(1):35.
Score: 0.186
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Amino acid sequence determinants of extended spectrum cephalosporin hydrolysis by the class C P99 beta-lactamase. J Biol Chem. 2001 Dec 07; 276(49):46568-74.
Score: 0.170
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Cephalosporin substrate specificity determinants of TEM-1 beta-lactamase. J Biol Chem. 1997 Nov 14; 272(46):29144-50.
Score: 0.130
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The Drug-Resistant Variant P167S Expands the Substrate Profile of CTX-M ?-Lactamases for Oxyimino-Cephalosporin Antibiotics by Enlarging the Active Site upon Acylation. Biochemistry. 2017 07 11; 56(27):3443-3453.
Score: 0.127
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Selection and characterization of amino acid substitutions at residues 237-240 of TEM-1 beta-lactamase with altered substrate specificity for aztreonam and ceftazidime. J Biol Chem. 1996 Sep 13; 271(37):22538-45.
Score: 0.120
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PBP2a mutations causing high-level Ceftaroline resistance in clinical methicillin-resistant Staphylococcus aureus isolates. Antimicrob Agents Chemother. 2014 Nov; 58(11):6668-74.
Score: 0.104
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Copy number flexibility facilitates heteroresistance to increasing antibiotic pressure and threatens the beta-lactam pipeline. Nat Commun. 2025 Jul 01; 16(1):5721.
Score: 0.055
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Amino acid sequence requirements at residues 69 and 238 for the SME-1 beta-lactamase to confer resistance to beta-lactam antibiotics. Antimicrob Agents Chemother. 2003 Mar; 47(3):1062-7.
Score: 0.047
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Slow Protein Dynamics Elicits New Enzymatic Functions by Means of Epistatic Interactions. Mol Biol Evol. 2022 10 07; 39(10).
Score: 0.046
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Roles of amino acids 161 to 179 in the PSE-4 omega loop in substrate specificity and in resistance to ceftazidime. Antimicrob Agents Chemother. 1998 Oct; 42(10):2576-83.
Score: 0.035
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Systematic mutagenesis of the active site omega loop of TEM-1 beta-lactamase. J Bacteriol. 1996 Apr; 178(7):1821-8.
Score: 0.029
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Structural Basis for Different Substrate Profiles of Two Closely Related Class D ?-Lactamases and Their Inhibition by Halogens. Biochemistry. 2015 Jun 02; 54(21):3370-80.
Score: 0.027