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Table 1 Environmental gene tag (EGT) matches to lower levels in the SEED database that were significantly different with Fisher exact tests

From: Shotgun metagenomic analysis of metabolic diversity and microbial community structure in experimental vernal pools subjected to nitrate pulse

 

EGT match

Proportional representation (%)

Subsystem category1

Level 2

Level 3

Function

+NO3-

--N

Fatty acids, lipids, and isoprenoids

Phospholipids

Glycerolipid and Glycerophospholipid Metabolism in Bacteria

Aldehyde dehydrogenase

0.85

0

Fatty acids, lipids, and isoprenoids

Isoprenoids

  

1.04

0.49

Iron acquisition and metabolism

Iron acquisition in Vibrio

-

TonB-dependent receptor

0

0.75

Stress response

Oxidative Stress

Oxidative stress

Alkyl hydroperoxide reductase subunit C-like protein

1.22

0.17

RNA metabolism

RNA processing and modification

  

1.66

2.70

Carbohydrates

CO2 fixation

Calvin-Benson cycle

NAD-dependent glyceraldehyde-3-phosphate dehydrogenase

1.55

0.25

Carbohydrates

Fermentation

Acetyl-CoA fermentation to Butyrate

 

1.88

1.24

Protein metabolism

Protein processing and modification

G3E family of P-loop GTPases (metallocenter biosynthesis)

Urease beta subunit

0

0.82

  1. 1 The lowest significant level for each category is reported here. Only the subsystem categories that were significantly different with Fisher exact tests (see Figure 2) are reported here. See Additional file 1: Tables S1-S3 for complete results of Fisher exact tests.