Homework #6

1. 1) EcoRI doesn't have a cutting site on this sequence.
    2) Sau3AI      'GATC_ - 3 Cut(s) : 39    162    215
    3) HinfI       G'AnT_C - 1 Cut(s): 152
    4) MseI        T'TA_A - 1 Cut(s): 168
      The translated protein sequences are also provided here.
                                          AlwI     AciI                        
                                      CviRISau3AIMspA1I  Pfl1108I          
               BccI    MaeII            BsmI     DpnI      FauI                 
               \       \              \ \  \   \ \  \ \    \  \                 
      1   aaaaccatcaaatacgttatgctggaatgcaacgaactgatcccgctgttctacgaaacc     60   
          ttttggtagtttatgcaatacgaccttacgttgcttgactagggcgacaagatgctttgg          
              ^    *    ^    *    ^    *    ^    *    ^    *    ^    *          
          K  T  I  K  Y  V  M  L  E  C  N  E  L  I  P  L  F  Y  E  T            
                                                                                
                CviJI                                                           
             MspI                                                               
             ScrFI                                                              
             NciI                  Pfl1108I                                     
                BspMI          HphI             NlaIII                          
             \  \              \   \            \                               
     61   tgcccggctggtgaaaacatctgctacgaaatgttcatggttgctaccccgaaagttccg    120   
          acgggccgaccacttttgtagacgatgctttacaagtaccaacgatggggctttcaaggc          
              ^    *    ^    *    ^    *    ^    *    ^    *    ^    *          
          C  P  A  G  E  N  I  C  Y  E  M  F  M  V  A  T  P  K  V  P            
                                                                                
                                  MboII TfiI                                    
                                     MspI                                       
                             MaeII   ScrFI        MseI                    
                          TaqI       NciI   Sau3AIBbvI     TseI        
               MaeII   CviRI    SfaHinfIDpnI      MaeII  Fnu4HI     
               \       \  \  \  \ \  \  \         \ \   \  \  \     \\          
    121   tgcgaacgtggttgcatcgacgtttgcccggaatcttctctgatcgttaaatacgtttgc    180   
          acgcttgcaccaacgtagctgcaaacgggccttagaagagactagcaatttatgcaaacg          
              ^    *    ^    *    ^    *    ^    *    ^    *    ^    *          
          C  E  R  G  C  I  D  V  C  P  E  S  S  L  I  V  K  Y  V  C            
                                                                                
                                Sau3AI             AciI              
                         BsrI           HhaI DpnI             TauI              
              BsbI    Tsp4CI             HaeII                Fnu4HI            
           CviRI     BsiEI               AlwNI    TaqI       CviJI              
           \  \      \\  \              \\ \ \    \          \\                 
    181   tgcaacaccgaccgttgccagtaatccagcgcctgatctctcgaaataaaagccgcatt     240   
          acgttgtggctggcaacggtcattaggtcgcggactagagagctttattttcggcgtaa           
              ^    *    ^    *    ^    *    ^    *    ^    *    ^    *          
          C  N  T  D  R  C  Q  Z  S  S  A  Z  S  L  E  I  K  A  A 

2. Translated polypeptide sequence are as follows:

     K  T  I  K  Y  V  M  L  E  C  N  E  L  I  P  L  F  Y  E  T C  P  A  G  E  N  I  C  Y  E  M  F  
     M  V A  T  P  K V  P  C  E  R  G  C  I  D  V C  P  E  S S  L  I   V  K  Y  V C  C  N  T D  
     R  C  Q  Z  S  S A  Z  S  L   E  I  K  A A 

3. It's a new toxin but shares some similarities with known protein cardiotoxin.

4. The structure proposed by known bases are show below: (helix=yellow, sheet=blue)

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