genetics of mating incompatibility in fungi bio341f
TRANSCRIPT
From: Casselton, L. A. & Olesnicky, N. S. 1998. Molecular genetics of mating recognition in basidiomycete fungi.Microbiol. Mol. Biol. Rev, 62:55-70.
Signal transduction pathway from pheromone to transcription
From: Herskowitz, I. 1988. Microbiol. Rev. 52:536-553.
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Mating type switching: homothallic versus heterothallic
From: Herskowitz, I. 1988. Microbiol. Rev. 52:536-553.
Switching dependent on HO
MAT
HMRa
HML
HML
MAT HMRa
From: Casselton, L. A. & Olesnicky, N. S. 1998. Molecular genetics of mating recognition in basidiomycete fungi.Microbiol. Mol. Biol. Rev, 62:55-70.
Coprinus cinereus
Bifactorial incompatibility system
A1B1
- - - +
+ ---
-
- --
+ - -
+
+
+ ++
+ + +
+
+
+ ++
+ + +
+
A2B2A2B1 A1B2 A3B3 A4B4A4B3 A3B4
A2B2
A1B2
A2B1
A1B1
From: Casselton, L. A. & Olesnicky, N. S. 1998. Molecular genetics of mating recognition in basidiomycete fungi.Microbiol. Mol. Biol. Rev, 62:55-70.
1.5 cm
Schizophyllum commune
Adaptive potential of dikaryons, diploids, and haploids
Clark & Anderson. 2004. Genetics 167:1663
Coprinus cinereus
TravisClark
Anderson and Kohn. 2007. Dikaryons, diploids, and evolution. In: Sex in Fungi: Molecular Determination and Evolutionary Implications (Eds. Heitman, Kronstad, and Casselton). ASM Press.
Mating-type pheromones, receptors and nuclear spacing.
See Schuurs et al. 1998. FGB 23:150-161.
B genes: -nuclear migrationA Genes: -nuclear pairing -coordinate nuclear division -hook cell formation
GME17863_g putative homeodomain 2 protein [Flammulina velutipes] NAMAAY1_SCHCO Mating-type protein A-alpha Y1 OS=Schizophyllum commune PE=2 SV=1F1CZK4_FLAVE Putative homeodomain 2 protein OS=Flammulina velutipes GN=HD2-1 PE=3 SV=1 IPR001356; Homeobox IPR009057; Homeodomain-like IPR012287; Homeodomain-related IPR017970; Homeobox, conserved site GO:0003677; DNA binding; Molecular Function GO:0003700; sequence-specific DNA binding transcription factor activity; Molecular Function GO:0005515; protein binding; Molecular Function GO:0005634; nucleus; Cellular Component GO:0006355; regulation of transcription, DNA-dependent; Biological Process GO:0030528; transcription regulator activity; Molecular Function GO:0043565; sequence-specific DNA binding; Molecular Function GO:0045449; regulation of transcription; Biological Process
GME17864_g homeodomain type 1 mating protein a1-1 [Coprinopsis scobicola] NAMAB11_COPCI Mating-type protein beta1-1 OS=Coprinopsis cinerea PE=3 SV=1 Q9C1N6_COPSC Homeodomain type 1 mating protein a1-1 OS=Coprinopsis scobicola GN=a1-1 PE=3 SV=1 IPR001356; Homeobox IPR008422; Homeobox KN domain IPR009057; Homeodomain-like IPR012287; Homeodomain-related GO:0003677; DNA binding; Molecular Function GO:0003700; sequence-specific DNA binding transcription factor activity; Molecular Function GO:0005515; protein binding; Molecular Function GO:0005634; nucleus; Cellular Component GO:0006355; regulation of transcription, DNA-dependent; Biological Process GO:0043565; sequence-specific DNA binding; Molecular Function GO:0045449; regulation of transcription; Biological Process
A gene of Armillaria gallica