Table 1 Pairwise correlations between subnetwork (SNET) eigengenes and sample traits.

From: Network analysis of 16S rRNA sequences suggests microbial keystone taxa contribute to marine N2O cycling

Environmental variables

Rate processes

SNET

# of taxa

O2

ΔN2O

NO3− + NO2−

NH4+

Nitrification

NH4+ → N2O

NO3− → N2O

N2O yield

1

135

−0.75

−0.65

−0.89

0.72

−0.42

0.21

0.61

0.55

(3e−04)

(0.004)

(9e−07)

(8e−04)

(0.08)

(0.40)

(0.007)

(0.02)

2

77

0.36

0.71

0.74

−0.73

0.44

−0.078

−0.32

−0.49

(0.10)

(0.001)

(4e−04)

(6e−04)

(0.07)

(0.80)

(0.20)

(0.04)

3

150

0.83

0.52

0.83

−0.63

0.38

−0.25

−0.64

−0.49

(2e−05)

(0.03)

(2e−05)

(0.005)

(0.10)

(0.30)

(0.004)

(0.04)

  1. Relationships are reported as Pearson’s correlation coefficients with corresponding p-values (in parentheses). N2O production rates from NH4+ oxidation and NO3− reduction are symbolized by black arrows.
  2. Statistically significant correlations (p < 0.05) are bolded.
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