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. 2012 Mar;194(5):932–940. doi: 10.1128/JB.06195-11

Table 1.

Metal contents of recombinant SodA1 and SodA2 enzyme preparations used previously (9) for X-ray crystallography

Sample mol equivalents
Mn Fe Zn
SodA1 0.02 0.34 0.15
SodA2 <LODa 0.52 <LOD
a

Limit of detection (LOD) (3σ) = 0.003 mol equivalents Mn and 0.002 mol equivalents Zn.