CatLogenzyme kinetics catalog

Values CatLog read from this paper

Class C beta-lactamases operate at the diffusion limit for turnover of their preferred cephalosporin substrates

PMID 10390233doi:10.1128/aac.43.7.1743Open in Browse

The paper itself is not on this site: read it at the publisher. This page lists only the values CatLog read from it.

CatLog read 19 records (57 values) from this paper: class C beta-lactamase (P99 beta-lactamase) from Enterobacter cloacae.

Read from the paper by an AI model and checked against the paper by a second, separate AI run; code converted the units. Values are in CatLog's units; each record opens in Browse with the line the paper prints and the checks.

EC 3.5.2.6

EnzymeOrganismSubstratekcat (s⁻¹)Km (mM)kcat/Km (mM⁻¹ s⁻¹)Conditions
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaebenzylpenicillinno viscogen (relative viscosity 1)220.012.1 × 10³pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaebenzylpenicillin13% sucrose (microviscogen); relative viscosity 1.49210.0111.8 × 10³pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaebenzylpenicillin21.6% sucrose (microviscogen); relative viscosity 1.93210.0121.8 × 10³pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaebenzylpenicillin28% sucrose (microviscogen); relative viscosity 2.92220.0141.6 × 10³pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecefepimeno viscogen (relative viscosity 1)3.70.011330pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecefepime13% sucrose (microviscogen); relative viscosity 1.498.40.027320pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecefepime21.6% sucrose (microviscogen); relative viscosity 1.937.40.019390pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecefepime28% sucrose (microviscogen); relative viscosity 2.923.30.011300pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecefepime6.7% PEG 8000 (macroviscogen); relative viscosity 23.10.01310pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephaloridineno viscogen (relative viscosity 1)2300.00211.08 × 10⁵pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephaloridine13% sucrose (microviscogen); relative viscosity 1.493100.00417.5 × 10⁴pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephaloridine21.6% sucrose (microviscogen); relative viscosity 1.932800.00436.6 × 10⁴pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephaloridine28% sucrose (microviscogen); relative viscosity 2.923450.00794.4 × 10⁴pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephaloridine6.7% PEG 8000 (macroviscogen); relative viscosity 22850.00348.3 × 10⁴pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephalosporin Cno viscogen (relative viscosity 1)4600.0143.25 × 10⁴pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephalosporin C13% sucrose (microviscogen); relative viscosity 1.497900.0263 × 10⁴pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephalosporin C21.6% sucrose (microviscogen); relative viscosity 1.936000.0292.1 × 10⁴pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephalosporin C28% sucrose (microviscogen); relative viscosity 2.926700.051.3 × 10⁴pH 7, 20 °COpen
class C beta-lactamase (P99 beta-lactamase)Enterobacter cloacaecephalosporin C6.7% PEG 8000 (macroviscogen); relative viscosity 24200.0162.6 × 10⁴pH 7, 20 °COpen