[kevshaw@451]$ history
     1  date
     2  cd pdb
     3  ls
     4  rm *
     5  ls
     6  ftp ftp.wwpdb.org
     7  ls
     8  gzip -dv pdb9rnt.ent.gz
     9  ls
    10  less pdb9rnt.ent
    11  grep SEQRES pdb9rnt.ent
    12  grep SEQRES pdb9rnt.ent | cut -c20-70
    13  grep SEQRES pdb9rnt.ent | cut -c20-69
    14  grep SEQRES pdb9rnt.ent | cut -c20-70
    15  grep SEQRES pdb9rnt.ent | cut -c20-70 | tr ' ' '\n'
    16  grep SEQRES pdb9rnt.ent | cut -c20-70 | tr ' ' '\n' | more
    17  grep SEQRES pdb9rnt.ent | cut -c20-70 | tr ' ' '\n'
    18  grep SEQRES pdb9rnt.ent | cut -c20-70 | tr ' ' '\n' | grep TYR
    19  grep SEQRES pdb9rnt.ent | cut -c20-70 | tr ' ' '\n' | grep TYR | wc -l
    20  grep SEQRES pdb9rnt.ent | cut -c20-70 | tr ' ' '\n' | grep TRP | wc -l
    21  history
    22  grep SEQRES pdb9rnt.ent | cut -c20-70 | tr ' ' '\n' | grep TYR | wc -l
    23  history
    24  history | grep 22
    25  history | grep 22 > acnt
    26  ls
    27  cat acnt
    28  nano acnt
    29  ls
    30  cat acnt
    31  acnt
    32  ./acnt
    33  ls -l
    34  chmod x acnt
    35  ls -l
    36  ./acnt
    37  nano acnt
    38  cat acnt
    39  ./acnt ALA
    40  ./acnt CYS
    41  ./acnt ASP
    42  ./acnt BOB
    43  ./acnt asp
    44  nano acnt
    45  cat acnt
    46  ./acnt TYR pdb9rnt.ent
    47  gfp -v
    48  gfp -h
    49  gfp -f 1poh
    50  ls -l
    51  ./acnt LEU 1POH.pdb
    52  cat acnt
    53  cat acnt > aacnt
    54  ls -l
    55  nano aacnt
    56  chmod x aacnt
    57  ls -l
    58  ./aacnt pdb9rnt.ent
    59  man gfp
    60  cd
[kevshaw@451]$