Deletion growth fitness data contain single quotes that can cause loading problem in R

yeast deletion growth fitness data loading problems in R.

my.files = c("Regression_Tc1_het.txt", "Regression_Tc1_hom.txt", "Regression_Tc2_het.txt", "Regression_Tc2_hom.txt")

tb1 = read.table(paste('data/',my.files[1],sep=''), header=T, sep='\t|\s', fill=T)


# visual check show 4 genes contain single quotes that cause loading problems in R.
ace:0.ppi.reliability.simulation hongqin$ grep "'" data/Regression_Tc1_het.txt
MRF1'    YBR026C    3    27    0.17065    0.02195    0.01897    0.96921    0.97176    0.97954    0.97909    0.98818
AAP1'    YHR047C    4    44    3.36638    1.70583    0.04385    0.98022    0.99351    0.99193    0.97897    1.02282
IMP2'    YIL154C    2    22    1.00960    0.36309    0.02293    0.98047    0.97849    0.95754    0.96384    0.97215
MSF1'    YLR168C    0    0