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Table 1 Initial Rates of Methylation Group Incorporationa

From: Site-specific and synergistic stimulation of methylation on the bacterial chemotaxis receptor Tsr by serine and CheW

Ligand Modification Pattern
[Serine], μM [CheW], μM EQQQ QEQQ QQEQ QQQE QQQQ
0 0 1.7 ± 0.1 0.56 ± 0.07 0.41 ± 0.03 11.5 ± 0.27 0.33 ± 0.03
500 0 5.4 ± 1.3 1.2 ± 0.2 0.50 ± 0.03 13.2 ± 1.6 0.36 ± 0.01
0 60 11.2 ± 1.2 3.4 ± 0.1 2.1 ± 0.1 20.9 ± 1.6 0.69 ± 0.04
500 60 28.4 ± 3.1 8.9 ± 1.6 4.4 ± 0.2 24.6 ± 3.7 0.59 ± 0.02
  1. aThe average of two experiments (± std. error) in millimoles of methyl group per mole of CheR per second.