[kevshaw@451]$ history
     1  mkdir pdb
     2  cd pdb
     3  ls
     4  ftp ftp.pdbj.org
     5  ls
     6  rm pdb9rnt.ent.gz
     7  ls
     8  gfp -h
     9  clear
    10  gfp -f 9rnt
    11  ls
    12  gfp 9rnt
    13  man gfp
    14  ls
    15  less 9RNT.pdb
    16  grep SEQRES 9RNT.pdb
    17  grep SEQRES 9RNT.pdb | cut -c20-80
    18  grep SEQRES 9RNT.pdb | cut -c20-70
    19  grep SEQRES 9RNT.pdb | cut -c21-70
    20  grep SEQRES 9RNT.pdb | cut -c20-70
    21  grep SEQRES 9RNT.pdb | cut -c20-70 | tr ' ' '\n'
    22  grep SEQRES 9RNT.pdb | cut -c20-70 | tr ' ' '\n' | grep ALA
    23  grep SEQRES 9RNT.pdb | cut -c20-70 | tr ' ' '\n' | grep ALA | wc -l
    24  grep SEQRES 9RNT.pdb | cut -c20-70 | tr ' ' '\n' | grep CYS | wc -l
    25  echo 'grep SEQRES 9RNT.pdb | cut -c20-70 | tr ' ' '\n' | grep CYS | wc -l'
    26  echo "grep SEQRES 9RNT.pdb | cut -c20-70 | tr ' ' '\n' | grep CYS | wc -l"
    27  echo "grep SEQRES 9RNT.pdb | cut -c20-70 | tr ' ' '\n' | grep CYS | wc -l" > aacnt
    28  ls
    29  ./aacnt
    30  ls -l
    31  chmod x aacnt
    32  ls -l
    33  nano aacnt
    34  cat aacnt
    35  nano aacnt
    36  ./aacnt ALA 9RNT.pdb
    37  ./aacnt CYS 9RNT.pdb
    38  nano aacnt
    39  ./aacnt ALA 9RNT.pdb
    40  nano aacnt
    41  ./aacnt ALA 9RNT.pdb
    42  ./aacnt THR 9RNT.pdb
    43  gfp -f 1poh
    44  ls
    45  nano aacnt
    46  ./aacnt THR 9RNT.pdb
    47  ls *.pdb
    48  ls *.pdb | xargs -l ./aacnt ALA
    49  cat aacnt
[kevshaw@451]$