#column 1:  protein RefSeq ID  (not mRNA ID ! )
#       2:  protein mutated position
#       3:  wild type 
#       4:  mutated  type

NP_001120693.1  1751 ARG TRP  
NP_006507.2      212 ARG CYS  
NP_733821.1      467 TRP ARG  
NP_733821.1      573 SER LEU
NP_001159435.1  1823 MET THR