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Table 2 Classification of putative GPCRs identified among various plant pathogen fungi

From: Genome sequencing of Sporisorium scitamineum provides insights into the pathogenic mechanisms of sugarcane smut

GPCR class Biotroph Obligate_biotroph Hemibiotroph Necrotroph Characteristics/domains
Ss Uh Um Sr Mlp Pgt Mo Fg Vd Fo Fv Nh
I (pheromone receptors) 0 0 0 0 0 0 1 1 1 1 1 1 STE2-type
II (pheromone receptors) 0 1 1 1 4 3 1 1 0 1 1 1 STE3-type
III (related to A. nidulan GprC, GprD, and GprE) 1 1 0 1 3 3 5 2 3 5 4 3 Git3 (G protein-coupled glucose receptor) domain
IV (nitrogen sensors) 1 3 1 1 0 2 2 2 2 3 2 2 PQ-loops
V (cAMP receptor-like) 0 0 0 0 0 0 2 4 2 8 5 4 Secretin-family/Dicty_CAR domain
VI (GPCRs containing RGS domain) 0 0 0 0 0 0 2 0 1 2 2 3 RGS-domain
VII (related to rat growth hormone releasing factor) 0 0 0 0 0 0 1 0 1 3 2 1 Secretin-like
VIII (related to human steroid receptor mPR) 0 0 0 0 2 2 3 1 2 2 3 2 HlyIII-superfamily
IX (microbial opsins) 2 2 2 2 2 1 1 3 2 6 6 5 Bac_rhodopsin
X (similar to PTM1) 1 1 1 1 1 1 1 1 1 1 1 1 Lung_7TM superfamily
XI (similar to GPCR89) 0 1 0 0 0 0 0 0 1 0 0 0 ABA_GPCR domain
XII (family C-like GPCRs) 0 0 0 0 0 0 2 1 1 3 1 1  
XIII (related to GPR11 of P. sojae) 1 1 0 1 1 5 2 1 0 3 1 1 DUF300 superfamily
PTH11-like 0 0 0 0 0 0 9 2 3 10 5 6 Related to M. grisea PTH11 receptor
  1. Ss, Sporisorium scitamineum; Uh, Ustilago hordei; Um, Ustilago maydis; Sr, Sporisorium reilianum; Mlp, Melampsora laricis-populina; Pgt, Puccinia graminis f. sp. tritici; Mo, Magnaporthe oryzae; Fg, Fusarium graminearum; Vd, Verticillium dahliae; Fo, Fusarium oxysporum; Fv, Fusarium verticillioides; Nh, Nectria haematococca.