Table 4.

Orthologous group (OG) statistics for eight diatom genomes

Diatom species	Total protein coding genes	Proteins classified into OGs	Proteins not classified into OGs	OGs shared among all diatom species	Proteins in diatom-shared OGs
Fragilariopsis cylindrus	18,111	14,312	3,799	3,731	6,741
Fistulifera solaris	20,429	17,899	2,530		10,693
Pseudo-nitzschia multiseries	19,703	14,123	5,580		6,266
Pseudo-nitzschia multistrata	12,039	10,675	1,364		5,726
Phaeodactylum tricornutum	12,178	10,278	1,900		5,886
Synedra acus	27,337	17,403	9,934		9,326
Thalassiosira oceanica	34,642	16,486	18,156		8,781
Thalassiosira pseudonana	16,491	13,799	2,692		7,512