Secondary structure calculation program - copyright by David Keith Smith, 1989
 1ata-.pdb                                                   
 1ATA  PROTEINASE INHIBITOR(TRYPSIN)  TRYPSIN INHIBITOR (PH 4.75)  (ASCARIS LUMBRICOIDES, VARIANT SUUM)  
 Sequence length -   62
             A       A K K                                                                        hydrogen bonding             Ooi's
 strk chain/ l amino u & S structure   bridge        dihedral angles                     donor    acceptor   donor    acceptor  N  N
 num  seq.no t acids t S + patterns   partners    phi    psi  omega  alpha kappa   tco to/energy fr/energy to/energy fr/energy  8 14
    1     1    GLU E                    0    0  999.9  -76.3  179.4  999.9 999.9 999.9    0  0.0    3 -1.2    0  0.0    0  0.0  2 11
    2     2    ALA A               -    0    0  -96.7   89.6 -179.1 -133.3 999.9 136.6    0  0.0    0  0.0    0  0.0    0  0.0  4 16
    3     3    GLU E               -    0    0  -43.9  100.3  179.4 -139.7  26.7  98.5    1 -1.2    0  0.0    0  0.0    0  0.0  5 17
    4     4    LYS K               -    0    0  -57.4  169.1  179.9 -117.0  15.9  92.4    0  0.0    0  0.0    0  0.0    0  0.0  7 19
    5     5    CYS C               -    0    0  -97.8 -166.4 -179.7 -108.6  19.0 101.1    0  0.0    0  0.0    0  0.0    0  0.0  9 20
    6     6    THR T   S S        S+    0    0  -90.4  -64.8 -179.6   52.4  95.6  21.7    0  0.0    0  0.0    0  0.0    0  0.0  5 17
    7     7    LYS K   S S        S-    0    0  -72.1  150.5  178.4 -105.0  93.9 113.7    0  0.0    0  0.0    0  0.0    0  0.0  5 19
    8     8    PRO P   S S        S+    0    0  -60.4 -175.2 -179.8   26.4 100.5  85.2    0  0.0   10 -2.5    0  0.0    0  0.0  6 27
    9     9    ASN N   S S        S+    0    0   57.1  -80.1  179.3   90.0  99.0 107.0    0  0.0    0  0.0    0  0.0    0  0.0 11 36
   10    10    GLU E               +    0    0  -47.8   99.8 -179.3  159.1  65.1 103.5    8 -2.5    0  0.0    0  0.0    0  0.0 12 38
   11    11    GLN Q   E E  AA     -   39    0 -125.1  166.7 -179.4  -74.4  48.2 143.8   39 -3.0   39 -2.9    0  0.0    0  0.0 11 36
   12    12    TRP W   E E  AA     -   38    0  -61.8  136.0  178.0 -179.1  50.8 110.1    0  0.0    0  0.0    0  0.0    0  0.0 12 31
   13    13    THR T   E E  AA     -   37    0 -139.7  132.6 -179.7 -155.6  29.4 174.5   37 -1.0   37 -2.0    0  0.0    0  0.0 11 33
   14    14    LYS K   S S        S+    0    0  -81.7   -7.4  179.4   37.0  96.4  53.9    0  0.0    0  0.0    0  0.0    0  0.0  7 27
   15    15    CYS C   S S        S+    0    0 -145.2   89.9 -180.0  167.7  74.0 134.8    0  0.0    0  0.0    0  0.0    0  0.0  9 28
   16    16    GLY G               +    0    0  -78.5 -145.0 -179.9  104.0  27.1  70.7   34 -1.4    0  0.0    0  0.0    0  0.0 13 34
   17    17    GLY G   S S        S+    0    0  109.1 -129.9  179.8    2.2  79.6 154.8    0  0.0    0  0.0    0  0.0    0  0.0  8 35
   18    18    CYS C               -    0    0  -84.8 -177.3 -180.0 -175.6  65.8 101.3    0  0.0    0  0.0    0  0.0    0  0.0  6 40
   19    19    GLU E               -    0    0 -154.1 -155.5 -179.8  -67.4  26.9 136.4    0  0.0   27 -1.6    0  0.0    0  0.0 13 46
   20    20    GLY G   B B   a     -   47    0 -104.2  177.7  179.6 -151.3  36.4 118.6   46 -0.5   48 -1.1    0  0.0    0  0.0 13 38
   21    21    THR T               -    0    0 -140.7  175.6 -179.9  -91.1  40.0 149.3   24 -1.3    0  0.0    0  0.0    0  0.0 12 36
   22    22    CYS C   S S        S+    0    0  -71.7    7.7 -179.9   32.0 132.4  65.1    0  0.0    0  0.0    0  0.0    0  0.0 10 32
   23    23    ALA A   S S        S+    0    0 -138.1  -10.2  179.9   38.2 125.6  65.7    0  0.0    0  0.0    0  0.0    0  0.0  5 25
   24    24    GLN Q               -    0    0 -148.9   89.2  179.9 -164.9  56.6 131.9    0  0.0   21 -1.3    0  0.0    0  0.0  7 27
   25    25    LYS K   S S        S+    0    0  -42.5  -32.0  179.6   30.1  92.2  36.8    0  0.0    0  0.0    0  0.0    0  0.0 11 28
   26    26    ILE I   S S        S-    0    0 -136.4  115.6 -179.6 -155.5  77.5 160.1    0  0.0    0  0.0    0  0.0    0  0.0  8 30
   27    27    VAL V               -    0    0  -90.1  133.4  179.8 -110.1  29.7 137.6   19 -1.6    0  0.0    0  0.0    0  0.0  9 29
   28    28    PRO P               +    0    0  -59.7  143.9  179.7  169.7  43.8 106.1    0  0.0    0  0.0    0  0.0    0  0.0  4 17
   29    29    CYS C               -    0    0 -161.4  116.7 -179.5 -153.0  35.4 144.9    0  0.0    0  0.0    0  0.0    0  0.0  6 18
   30    30    THR T   S S        S+    0    0  -66.0   -9.9 -179.9   97.0  75.6  50.9    0  0.0    0  0.0    0  0.0    0  0.0  4 13
   31    31    ARG R               -    0    0  -64.9 -168.5 -179.7 -141.8  68.8  82.2    0  0.0    0  0.0    0  0.0    0  0.0  5 14
   32    32    GLU E               -    0    0 -122.2  -77.0 -179.6  -44.6  54.2  53.1    0  0.0    0  0.0    0  0.0    0  0.0  6 17
   33    33    CYS C               -    0    0 -168.2  119.0  179.6 -124.6  47.2 141.3    0  0.0    0  0.0    0  0.0    0  0.0  7 25
   34    34    LYS K               -    0    0  -61.2  158.0 -179.4  -79.2  52.0 102.9    0  0.0   16 -1.4    0  0.0    0  0.0  7 21
   35    35    PRO P               -    0    0  -54.7  161.0  179.3  -72.2  66.2  93.4    0  0.0    0  0.0    0  0.0    0  0.0  7 18
   36    36    PRO P   S S        S+    0    0  -57.7  125.8 -179.9  127.7  80.4 110.6    0  0.0    0  0.0    0  0.0    0  0.0  9 23
   37    37    ARG R   E E  AA     -   13    0 -173.0  160.8  178.4  -70.4  65.1 167.5   13 -2.0   13 -1.0    0  0.0    0  0.0  9 26
   38    38    CYS C   E E  AA    S+   12    0  -60.5  132.7 -179.8  121.7  73.7 113.7    0  0.0    0  0.0    0  0.0    0  0.0 10 32
   39    39    GLU E   E E  AA     -   11    0 -171.8 -172.8 -179.6  -51.0  59.8 164.0   11 -2.9   11 -3.0    0  0.0    0  0.0 10 40
   40    40    CYS C               -    0    0  -74.2  164.1 -179.8 -145.0  42.0 106.1    0  0.0    0  0.0    0  0.0    0  0.0 13 46
   41    41    ILE I     t >    >T +    0    0 -136.8  107.0 -179.9  176.1  20.1 153.4    0  0.0   46 -1.8    0  0.0   45 -1.3 13 45
   42    42    ALA A   T T 4    5TS+    0    0  -75.5  -41.3 -179.4   65.9  81.4  24.9    0  0.0    0  0.0    0  0.0    0  0.0 11 41
   43    43    SER S   T T 4    5TS+    0    0  -57.4   -6.3 -179.9   46.0 107.8  52.6    0  0.0    0  0.0    0  0.0    0  0.0  5 32
   44    44    ALA A   T T 4    5TS-    0    0 -103.6  -42.7  179.9  -93.7 125.3  36.3    0  0.0    0  0.0    0  0.0    0  0.0  5 32
   45    45    GLY G   T e <    5TS+    0    0  135.2   22.1  179.7  138.8  73.1  59.6   41 -1.3   57 -1.2    0  0.0    0  0.0  9 33
   46    46    PHE F   E E  BB  BB > T -   53    0  -72.3  151.0 -179.7 -103.1  32.7 113.8   53 -3.1   52 -2.3   47 -0.6   53 -1.0 11 33
   50    50    ALA A   T T 4   3 TS+    0    0  -44.7  -24.1  180.0   67.3 124.6  40.1    0  0.0    0  0.0    0  0.0    0  0.0  5 23
   51    51    GLN Q   T T 4   3 TS-    0    0  -85.2   23.1 -179.8 -107.9 123.1  82.0    0  0.0    0  0.0    0  0.0    0  0.0  5 18
   52    52    GLY G   T T 4   < TS+    0    0   53.9   39.2 -179.7  143.1  75.8  27.3   49 -2.3   54 -0.5    0  0.0    0  0.0  6 26
   53    53    ASN N   E E  TS+    0    0  -68.9  -33.9  179.9   54.5 119.7  30.3   45 -1.2   60 -1.3    0  0.0    0  0.0  9 32
   58    58    GLU E   T T     3 TS+    0    0  -69.9  -27.2  179.9   65.6  96.4  36.0    0  0.0    0  0.0    0  0.0    0  0.0  4 24
   59    59    ASP D   T T     3 TS+    0    0  -76.7   12.1 -179.9  125.3  80.3  70.5    0  0.0    0  0.0    0  0.0    0  0.0  6 25
   60    60    CYS C   S t     < TS-    0    0  -67.3  159.7  178.0  -95.0  71.1 104.5   57 -1.3    0  0.0    0  0.0    0  0.0 10 25
   61    61    PRO P                    0    0  -55.6 -162.7  179.9  999.9 999.9  73.5    0  0.0    0  0.0    0  0.0    0  0.0  3 19
   62    62    LYS K                    0    0 -120.2  999.9  999.9  999.9 999.9 145.6    0  0.0    0  0.0    0  0.0    0  0.0  2 12
 
 1ata-.pdb                                                   
 1ATA  PROTEINASE INHIBITOR(TRYPSIN)  TRYPSIN INHIBITOR (PH 4.75)  (ASCARIS LUMBRICOIDES, VARIANT SUUM)  
 
    author                                                                  author   
 Kabs/Sand       SSSS EEESS S  B SS SS   S     SEEE  TTTTEEEETTTEEEESTTS    Kabs/Sand
 chirality   ----+-+++---++++----++-+--+-+-----+-+--+++-+----+-+-+--+++-    chirality
     bends       SSSS    SS S    SS SS   S     S S   SSSS    SSS    SSSS    bends    
     turns                                          TTTTTT  TTTTT   TTTT    turns    
   5-turns                                          >5555<                  5-turns  
   3-turns                                                  >33<    >33<    3-turns  
  bridge-2                                                a                 bridge-2 
  bridge-1            AAA      a                AAA      BBBB   BBBB        bridge-1 
    sheets            AAA                       AAA      BBBB   BBBB        sheets   
   4-turns                                          >444<   >444<           4-turns  
   summary       SSSS EEESS S  B SS SS   S     SEEE tTTTeEEEETTTEEEEeTTt    summary  
  sequence  EAEKCTKPNEQWTKCGGCEGTCAQKIVPCTRECKPPRCECIASAGFVRDAQGNCIKFEDCPK  sequence 
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