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. Author manuscript; available in PMC: 2014 Jun 25.
Published in final edited form as: Biochemistry. 2013 Jun 11;52(25):4391–4398. doi: 10.1021/bi400264d

Table 1.

Kinetic Parameters of UGM Homologs

Species Km (μM) kcat (s-1) kcat/Km (104 M-1s-1)
C. elegans 8 ± 0.8 0.61 ± .08 7.6 ± 1.2
L. major34 87 ± 11 5 ± 0.2 5.7 ± 0.6
A. fumigatus35 110 ± 15 72 ± 4 65 ± 9
K. pneumoniae57 43 ± 6 5.5 ± 0.7 13 ± 2
E. coli41 27 22 81
a

All constants were determined with UDP-Galf as the substrate.