Human lactate dehydrogenase B (LDHB) a.a. 2 – 334 (end) (GenBank Accession No. NM_002300) with N-terminal His-tag, MW = 37.5 kDa, expressed in an E. coli expression system.

P07195

lactate dehydrogenase B, LDHB, LDH

≥350 nmole/min/µg.

Reaction was conducted in 100 mM Tris, pH 7.4, 2 mM sodium pyruvate, 0.2 mM β-NADH, 0.02% BSA, and LDHB in a volume of 200 µL. Initiate reactions with LDHB. Monitor the decrease in NADH absorbance at 340 nm at 37°C for 5 min. using Tecan Infinite 1000.

40 mM Tris-HCl, pH 8.0, 110 mM NaCl, 2.2 mM KCl, 240 mM imidazole, 0.04% Tween-20, and 20% glycerol

Aqueous buffer solution

>6 months at –80°C

Useful for the study of enzyme kinetics, screening inhibitors, and selectivity profiling.

1. Armstrong, A.J., et al. J Clin Oncol. 2012 Sep 30;30(27):3402-7.
2. Sudo, K., et al., Hum Genet. 1992 May;89(2):158-62.

Avoid freeze/thaw cycles.

Metabolic Enzymes-Dehydrogenase

Recombinant Protein