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Table 1 Number and types of libraries and reads obtained in the Amazon Continuum Project, June 2010, R/V Knorr

From: The Amazon continuum dataset: quantitative metagenomic and metatranscriptomic inventories of the Amazon River plume, June 2010

  Metagenomes Non-selective metatranscriptomes Poly(A)-selective metatranscriptomes
Data type Total community DNA Total community mRNA Eukaryotic community mRNAa
# Stations sampled 6 6 6
# Size fractions sampled 2 2 1
# Replicates 2 2 2
# Samples 24 24 12
# Raw reads 3.68 × 108 8.12 × 108 4.61 × 108
# Joined reads post QC 9.50 × 107 1.62 × 108 1.01 × 108
Average joined read length (bp) 205 190 185
# rRNA reads - 9.53 × 107 2.34 × 105
# Potential protein-encoding reads 9.44 × 107 6.52 × 107 9.86 × 107
  1. aThe selective metatranscriptomes captured poly(A)- tailed transcripts and are therefore systematically biased against transcripts from eukaryotic organelles. #, number of; QC, quality control.