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Table 2 Summary of the presence, absence and number of copies of annotated meiotic genes in Daphnia pulex.

From: Meiosis genes in Daphnia pulexand the role of parthenogenesis in genome evolution

I. Meiosis-related Genes II. Meiosis-specific Genes
Gene Present (+)/Absent (-) Copy No. Gene Present (+)/Absent (-) Copy No.
A) Argonaute Proteins A) Cohesin Protein Families
AUB/PIWI + 6 SMC1 + 2
AGO1 + 1 SMC2 + 1
AGO2 + 1 SMC3 + 2
AGO3 + 6 SMC4 + 1
B) Cell Cycle Proteins SMC5 + 1
Cyclin A + 1 SMC6 + 2
Cyclin B + 5 RAD21 + 1
Cyclin B3 + 1 REC8 + 3
Cyclin D + 2 Stromal Antigen + 5
Cyclin E + 1 B) Interhomolog Recombination Proteins
CDK1 (CDC2) + 1 SPO11 + 1
CDK2 + 1 MND1 + 1
CDK4 + 1 HOP2 + 1
CDK10 + 1 RAD54 + 1
PLK1 + 3 RAD54B + 1
PLK2/3 + 1 RAD51 + 1
PLK4 + 1 DMC1 - 0
C) Replication Factors RAD51B + 1
MCM2 + 1 RAD51C + 1
MCM3 + 1 RAD51D + 1
MCM4 + 1 XRCC2 + 1
MCM5 + 1 XRCC3 - 0
MCM6 + 1 C) Mismatch Repair Proteins
MCM7 + 1 MSH2 + 1
MCM8 + 1 MSH3 + 1
MCM9 + 1 MSH4 + 1
TIMELESS (TIM-1) + 9 MSH5 + 1
TIMEOUT (TIM-2) + 2 MSH6 + 1
RECQ1 + 1 MLH1 + 1
RECQ2 + 7 MLH2 + 1
RECQ3 - 0 MLH3 + 1
RECQ4 + 1 PMS1 + 1
RECQ5 + 1    
  1. See Figures 2 to 7 for phylogenetic positions of all gene copies. Protein IDs, genomic coordinates and expression data for each gene copy is available in Additional File 2. Partial gene sequences and putative pseudogenes are not included below, but are discussed in the text and also provided in Additional File 2.