Connection

TIMOTHY PALZKILL to Cephalosporins

This is a "connection" page, showing publications TIMOTHY PALZKILL has written about Cephalosporins.
Connection Strength

2.385
  1. 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.
    View in: PubMed
    Score: 0.754
  2. Differential active site requirements for NDM-1 ?-lactamase hydrolysis of carbapenem versus penicillin and cephalosporin antibiotics. Nat Commun. 2018 10 30; 9(1):4524.
    View in: PubMed
    Score: 0.556
  3. Mapping the determinants of catalysis and substrate specificity of the antibiotic resistance enzyme CTX-M ?-lactamase. Commun Biol. 2023 01 12; 6(1):35.
    View in: PubMed
    Score: 0.186
  4. 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.
    View in: PubMed
    Score: 0.170
  5. Cephalosporin substrate specificity determinants of TEM-1 beta-lactamase. J Biol Chem. 1997 Nov 14; 272(46):29144-50.
    View in: PubMed
    Score: 0.130
  6. 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.
    View in: PubMed
    Score: 0.127
  7. 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.
    View in: PubMed
    Score: 0.120
  8. PBP2a mutations causing high-level Ceftaroline resistance in clinical methicillin-resistant Staphylococcus aureus isolates. Antimicrob Agents Chemother. 2014 Nov; 58(11):6668-74.
    View in: PubMed
    Score: 0.104
  9. Copy number flexibility facilitates heteroresistance to increasing antibiotic pressure and threatens the beta-lactam pipeline. Nat Commun. 2025 Jul 01; 16(1):5721.
    View in: PubMed
    Score: 0.055
  10. 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.
    View in: PubMed
    Score: 0.047
  11. Slow Protein Dynamics Elicits New Enzymatic Functions by Means of Epistatic Interactions. Mol Biol Evol. 2022 10 07; 39(10).
    View in: PubMed
    Score: 0.046
  12. 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.
    View in: PubMed
    Score: 0.035
  13. Systematic mutagenesis of the active site omega loop of TEM-1 beta-lactamase. J Bacteriol. 1996 Apr; 178(7):1821-8.
    View in: PubMed
    Score: 0.029
  14. 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.
    View in: PubMed
    Score: 0.027
Connection Strength

The connection strength for concepts is the sum of the scores for each matching publication.

Publication scores are based on many factors, including how long ago they were written and whether the person is a first or senior author.