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Table 2 Definitions used in the scope of the current study

From: Inter-individual differences in the gene content of human gut bacterial species

Term

Definition

Core gene

Species specific gene seen in all samples

Accessory gene

Species specific gene seen in some samples

Single-gene deletion block

Single gene missing in a sample when compared to the reference genome

Gene deletion block

Block of one or consecutive neighbour genes missing in a sample compared to reference genome

Large-gene deletion block

Deletion of 50 or more genes when compared to the reference genome in a sample

Consecutive-gene block

Consecutive genes that are present in a given sample

Individual

Refers to an individual gut sample for a given species (in Results and Discussion section)

  1. Description of definitions used throughout the current study, the terminology was adapted from pan-genome studies to suit metagenomic studies.