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. 2007 Dec 17;104(52):20764–20769. doi: 10.1073/pnas.0705659105

Table 2.

Catalytic constants with all-trans-4-OH-retinaldehyde in Tween 80

kcat, min−1
all-trans-Retinaldehyde (S)-all-trans-4-Hydroxyretinaldehyde
AKR1B1 0.37 ± 0.02 5.80 ± 0.16
AKR1B10 17.8 ± 1.0 17.3 ± 1.5
AKR1B10 K125L 4.40 ± 0.02 18.5 ± 2.6

Activities were performed in 0.1 M sodium phosphate (pH 7.5)/0.2 mM NADPH/0.02% Tween 80 at 25°C (7).