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Table 1 Library types and reads obtained in the Amazon River May 2011 microbial gene and transcript inventories, as part of the Amazon Continuum Project

From: Metagenomic and metatranscriptomic inventories of the lower Amazon River, May 2011

Data type Metagenomes (community DNA) Metatranscriptomes (community mRNA)
Stations sampled 6 6
Size fractions sampled 2 2
Replicates 2 2
Samples 24 24
Raw reads 8.85 × 108 1.73 × 109
Joined reads post QC 3.54 × 108 6.17 × 108
Average joined read length (bp) 218 222
rRNA reads 1.52 × 108
Potential protein-encoding reads 3.52 × 108 3.78 × 108
Average abundance (genes L−1 or transcripts L−1) Free-living Particle-associated Free-living Particle-associated
 Bacterial 3.70 × 1012 6.18 × 1012 3.24 × 1010 6.17 × 1010
 Archaeal 1.25 × 1011 1.94 × 1011 4.70 × 109 8.07 × 109
 Eukaryotic 9.56 × 1010 1.88 × 1011 3.44 × 109 3.04 × 1010
 Viral 1.39 × 1011 1.31 × 1011 4.50 × 108 5.42 × 108