Table 1

Major lineage-specific gene family expansions leading to differences in the P. ultimum gene complement compared to Phytophthora

Biological process

Comparison to Phytophthora

Protein family expansions (number of genes in P. ultimum/Ph. ramorum)

Proteolysis

Over-represented

HECT E3 ubiquitin ligase (56/28)

Subtilisin-related serine protease S8A (43/7)

Trypsin-related serine protease S1A (17/31)

Pepsin-related aspartyl protease A1 (25/15)

Metalloprotease M12 (12/3)

Intracellular

Under-represented

PTHR23257 S/T protein kinase (78/158)

signaling cascade

PTHR22985 S/T protein kinase (23/51)

PTHR22982, CaM kinase (50/85)

Phospholipase D (9/18)

Sulfur metabolism

Under-represented

Sulfatase (7/14)

Cysteine desulfurylase (4/11)

Sulfate transporter (10/18)

Water transport

Under-represented

Aquaporin (11/35)

Lévesque et al. Genome Biology 2010 11:R73   doi:10.1186/gb-2010-11-7-r73