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Table 1 13C NMR spectral data for gentamicin B [16] and the new compound from M. echinospora JK1 (for atom numbering see Fig. 1)

From: Assembly of a novel biosynthetic pathway for gentamicin B production in Micromonospora echinospora

Atom

Gentamicin B (δ)

New compound (δ)

1

50.6

49.7

2

28.3

27.5

3

48.4

47.5

4

79.0

78.3

5

73.1

72.3

6

84.6

83.8

1′

96.6

95.9

2′

71.7

70.6

3′

73.0

72.0

4′

71.6

69.8

5′

69.5

68.6

6′

41.1

40.1

1′′

102.0

101.2

2′′

67.2

67.6

3′′

64.2

63.3

4′′

70.8

70.6

5′′

68.6

66.2

3′′–N–CH3

35.3

34.3

4′′–CH3

21.7

20.8