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Table 2 Relative intensities of the FT-IR absorption bands of fractions 1-4 collected during the HPLC fractionation procedure.

From: Isolation and purification of Cu-free methanobactin from Methylosinus trichosporiumOB3b

  1660 c m 1 1030 c m 1 1540 c m 1 1030 c m 1 1516 c m 1 1030 c m 1 ( 1660 + 1540 + 1516 ) c m 1 1030 c m 1
Fraction 1 0.82 0.36 0.30 1.49
Fraction 2 0.73 0.37 0.37 1.47
Fraction 3 1.53 0.92 1.05 3.50
Fraction 4 0.56 0.30 0.34 1.21