Contacts of the helix formed by residues 167 - 198 (chain A) in PDB entry 5IJ7


Residue contacts within the protein are derived with the CSU software (Sobolev V., Sorokine A., Prilusky J., Abola E.E. and Edelman M. (1999) Automated analysis of interatomic contacts in proteins. Bioinformatics, 15, 327-332). A short description of the analytical approach is given at the end of the page.
For CSU analysis of other PDB entry

Note:
Non-standard 3 letter residue codes indicate a heterogroup. To identify and analyse, use LPC software

Legend:
Dist - nearest distance (Å) between atoms of two residues
Surf - contact surface area (Å2) between two residues
HB   - hydrophilic-hydrophilic contact (hydrogen bond)
Arom - aromatic-aromatic contact
Phob - hydrophobic-hydrophobic contact
DC   - hydrophobic-hydrophilic contact (destabilizing contact)
+/-  - indicates presence/absence of a specific contacts
*    - indicates residues forming contacts  by their side chain
       (including CA atoms)
Residues in contact with ASN 167 (chain A).
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    166A  ILE*     1.3    74.3    -      -       -      +
    168A  ASP*     1.3    59.7    +      -       -      +
    169A  GLU*     3.0    37.1    +      -       -      +
    170A  ILE*     3.3    28.1    +      -       -      +
    171A  PHE*     2.9    30.0    +      -       -      +
    234A  LYS*     3.9     6.5    -      -       -      +
----------------------------------------------------------
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Residues in contact with ASP 168 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    167A  ASN*     1.3    73.6    -      -       -      +
    169A  GLU*     1.4    64.3    +      -       -      +
    171A  PHE*     4.0    11.6    -      -       +      +
    172A  VAL*     3.4    27.6    +      -       +      +
    234A  LYS*     3.6    20.2    +      -       -      +
    243A  LYS*     4.9    10.9    -      -       -      +
----------------------------------------------------------
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Residues in contact with GLU 169 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     30A  LYS*     2.8    27.2    +      -       -      +
     33A  ARG*     4.9     7.3    +      -       -      -
    167A  ASN*     3.0    12.0    +      -       -      +
    168A  ASP*     1.4    76.2    -      -       -      +
    170A  ILE*     1.4    64.9    +      -       +      +
    172A  VAL*     3.5     3.9    +      -       -      +
    173A  GLU*     3.4    33.1    +      -       -      +
----------------------------------------------------------
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Residues in contact with ILE 170 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     23A  TYR*     5.0    20.2    -      -       +      +
     26A  LEU*     4.3    21.1    -      -       +      -
     27A  ARG*     5.1    14.1    -      -       +      +
     30A  LYS*     3.8    31.2    -      -       +      -
    166A  ILE*     4.6     7.9    -      -       +      -
    167A  ASN*     3.3    34.2    +      -       -      +
    169A  GLU*     1.4    72.0    -      -       +      +
    171A  PHE*     1.4    56.4    +      -       -      +
    173A  GLU*     3.1    17.5    +      -       -      +
    174A  LEU*     2.8    35.9    +      -       +      +
----------------------------------------------------------
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Residues in contact with PHE 171 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    166A  ILE*     4.0    19.1    -      -       +      +
    167A  ASN      2.9    21.2    +      -       -      +
    168A  ASP*     4.0    10.5    -      -       +      +
    169A  GLU      3.4     0.2    -      -       -      -
    170A  ILE*     1.4    74.6    -      -       -      +
    172A  VAL*     1.3    69.1    +      -       +      +
    174A  LEU*     3.4     2.2    +      -       -      +
    175A  VAL*     3.1    50.8    +      -       +      +
    224A  PHE*     4.6     1.1    -      +       -      -
    227A  ILE*     4.1    28.7    -      -       +      -
    234A  LYS*     4.8    14.1    -      -       +      -
    240A  LEU*     3.5    43.3    -      -       +      -
    243A  LYS*     4.2    10.5    -      -       +      -
    244A  TYR*     3.7    30.7    -      +       +      -
----------------------------------------------------------
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Residues in contact with VAL 172 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    168A  ASP      3.4    18.8    +      -       -      +
    169A  GLU*     3.9     4.0    -      -       -      +
    170A  ILE      3.3     0.4    -      -       -      -
    171A  PHE*     1.3    80.6    -      -       +      +
    173A  GLU*     1.4    66.9    +      -       +      +
    175A  VAL*     3.3     3.1    +      -       -      +
    176A  ASN*     3.0    41.0    +      -       -      +
    243A  LYS      5.8     1.1    -      -       -      +
    244A  TYR*     4.2    29.2    -      -       +      +
    246A  GLU      5.1     6.7    -      -       -      +
----------------------------------------------------------
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Residues in contact with GLU 173 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     26A  LEU*     3.9    21.2    -      -       +      +
     30A  LYS*     3.1    38.9    +      -       -      +
    169A  GLU*     3.4    25.1    +      -       -      +
    170A  ILE*     3.1    12.5    +      -       -      +
    172A  VAL*     1.4    76.4    -      -       +      +
    174A  LEU*     1.3    56.7    +      -       -      +
    176A  ASN*     3.4     7.6    +      -       -      +
    177A  ALA*     2.9    29.1    +      -       -      +
----------------------------------------------------------
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Residues in contact with LEU 174 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     19A  VAL*     3.7    20.4    -      -       +      +
     22A  GLU*     4.0     8.5    -      -       +      -
     23A  TYR*     3.6    34.5    -      -       +      +
     26A  LEU*     3.7    11.4    -      -       +      +
    166A  ILE*     3.8    25.6    -      -       +      -
    170A  ILE*     2.8    22.0    +      -       +      +
    171A  PHE      3.6     4.3    -      -       -      +
    172A  VAL      3.3     0.2    -      -       -      -
    173A  GLU*     1.3    68.5    -      -       -      +
    175A  VAL*     1.3    53.2    +      -       -      +
    177A  ALA*     3.1     3.5    +      -       -      +
    178A  LEU*     2.8    55.1    +      -       +      +
    227A  ILE*     4.0    26.2    -      -       +      -
    231A  PHE*     4.4     3.8    -      -       +      -
----------------------------------------------------------
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Residues in contact with VAL 175 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    171A  PHE*     3.1    33.8    +      -       +      +
    172A  VAL      3.6     5.8    -      -       -      +
    174A  LEU*     1.3    72.3    -      -       -      +
    176A  ASN*     1.4    51.1    -      -       -      +
    178A  LEU*     3.0     7.7    +      -       -      +
    179A  GLY*     2.8    31.5    +      -       -      -
    219A  PRO*     6.1     2.9    -      -       +      -
    223A  ILE*     4.5    11.8    -      -       +      +
    224A  PHE*     4.2    18.4    -      -       +      -
    227A  ILE*     3.7    24.5    -      -       +      -
    244A  TYR*     3.7    36.3    -      -       +      +
----------------------------------------------------------
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Residues in contact with ASN 176 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    172A  VAL*     3.0    32.7    +      -       -      +
    173A  GLU*     3.7     7.2    -      -       -      +
    175A  VAL*     1.4    74.2    -      -       -      +
    177A  ALA*     1.4    57.1    +      -       -      +
    179A  GLY*     3.3     3.3    +      -       -      +
    180A  GLN*     3.0    27.8    +      -       -      +
    195A  ARG*     4.9     2.4    +      -       -      -
    244A  TYR*     3.1    29.8    +      -       -      -
----------------------------------------------------------
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Residues in contact with ALA 177 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     22A  GLU*     4.0    15.0    -      -       +      +
     25A  ARG*     4.4     8.1    -      -       -      +
     26A  LEU*     4.3    15.5    -      -       +      -
    173A  GLU      2.9    18.2    +      -       -      +
    174A  LEU*     3.5     5.4    -      -       -      +
    176A  ASN*     1.4    74.5    -      -       -      +
    178A  LEU*     1.4    60.8    +      -       -      +
    180A  GLN*     3.0    44.8    +      -       -      +
    193A  LEU*     3.2    11.4    +      -       -      +
----------------------------------------------------------
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Residues in contact with LEU 178 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     15A  TRP*     3.5    24.9    -      -       +      -
     18A  ARG*     3.9    12.6    -      -       +      +
     19A  VAL*     3.7    47.1    -      -       +      +
     22A  GLU*     4.4     8.1    -      -       +      -
    174A  LEU*     2.8    38.5    +      -       +      +
    175A  VAL      3.5     5.8    -      -       -      +
    177A  ALA*     1.4    74.8    -      -       -      +
    179A  GLY*     1.3    57.4    +      -       -      +
    193A  LEU*     3.3     5.0    +      -       +      +
    194A  ASP*     2.9    27.7    +      -       -      +
    223A  ILE*     3.6    30.3    -      -       +      -
    227A  ILE*     3.8     7.6    -      -       +      -
----------------------------------------------------------
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Residues in contact with GLY 179 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    175A  VAL      2.8    13.2    +      -       -      -
    176A  ASN*     3.3     5.8    +      -       -      -
    178A  LEU*     1.3    74.9    -      -       -      +
    180A  GLN*     1.4    57.7    +      -       -      +
    194A  ASP*     3.5     5.2    -      -       -      +
    195A  ARG*     3.0    40.4    +      -       -      +
    219A  PRO      6.1     3.1    -      -       -      -
    223A  ILE*     3.8    11.4    -      -       -      +
----------------------------------------------------------
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Residues in contact with GLN 180 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     22A  GLU*     3.3    19.4    -      -       -      +
     25A  ARG*     4.7     7.1    +      -       -      +
    176A  ASN      3.0    10.0    +      -       -      +
    177A  ALA*     3.0    32.1    +      -       -      +
    179A  GLY*     1.4    75.7    -      -       -      +
    193A  LEU*     1.4    62.3    -      -       +      +
    195A  ARG*     3.6    26.0    +      -       -      +
    196A  ARG*     3.1    36.8    +      -       -      +
----------------------------------------------------------
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Residues in contact with LEU 193 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     15A  TRP*     4.6     2.2    -      -       +      -
     18A  ARG*     3.7    49.4    +      -       +      +
     22A  GLU*     3.4    28.5    -      -       +      +
    177A  ALA      3.2    24.5    +      -       -      +
    178A  LEU*     3.3    11.0    +      -       +      +
    180A  GLN*     1.4    91.6    -      -       +      +
    194A  ASP*     1.4    59.7    +      -       -      +
    196A  ARG*     3.5    17.4    +      -       -      +
    197A  ASP*     3.0    32.6    +      -       -      +
----------------------------------------------------------
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Residues in contact with ASP 194 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     15A  TRP*     3.7    13.9    -      -       +      -
    178A  LEU      2.9    17.7    +      -       -      +
    179A  GLY*     3.5     7.8    -      -       -      +
    180A  GLN      3.4     0.2    -      -       -      -
    193A  LEU*     1.4    75.7    -      -       -      +
    195A  ARG*     1.4    55.7    +      -       -      +
    197A  ASP*     3.2    18.0    -      -       -      +
    198A  GLU*     3.0    21.3    -      -       -      +
    219A  PRO      5.6     0.9    -      -       -      -
    220A  SER*     3.3    25.1    +      -       -      -
    222A  LYS*     3.4    30.2    +      -       -      -
    223A  ILE*     3.9     8.6    -      -       +      +
----------------------------------------------------------
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Residues in contact with ARG 195 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    176A  ASN      4.9     2.4    +      -       -      -
    179A  GLY*     3.0    28.0    +      -       -      +
    180A  GLN*     3.6    32.2    +      -       -      +
    194A  ASP*     1.4    72.0    -      -       -      +
    196A  ARG*     1.4    63.2    +      -       -      +
    197A  ASP      3.2     2.3    +      -       -      -
    198A  GLU*     3.3    28.0    +      -       -      +
----------------------------------------------------------
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Residues in contact with ARG 196 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    180A  GLN*     3.1    25.2    +      -       -      +
    193A  LEU*     3.5    17.5    +      -       -      +
    195A  ARG*     1.4    74.5    -      -       -      +
    197A  ASP*     1.4    61.1    +      -       -      +
    198A  GLU      3.3     1.3    +      -       -      +
    199A  LYS      3.5    15.1    -      -       -      +
----------------------------------------------------------
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Residues in contact with ASP 197 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
      9A  GLU      5.9     4.3    -      -       -      +
     10A  LYS*     3.4    28.6    +      -       -      +
     15A  TRP*     3.8    11.1    -      -       -      -
     18A  ARG*     2.8    45.8    +      -       -      -
    193A  LEU      3.0    11.1    +      -       -      +
    194A  ASP*     3.2    17.2    -      -       -      +
    195A  ARG      3.2     0.2    -      -       -      -
    196A  ARG*     1.4    73.7    -      -       -      +
    198A  GLU*     1.4    58.9    +      -       +      +
    199A  LYS*     3.0    13.0    +      -       -      +
    222A  LYS*     4.2     6.0    +      -       -      +
----------------------------------------------------------
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Residues in contact with GLU 198 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    194A  ASP*     3.0    27.6    -      -       -      +
    195A  ARG*     3.3    21.7    +      -       -      +
    196A  ARG      4.0     2.8    -      -       -      +
    197A  ASP*     1.4    73.1    -      -       +      +
    199A  LYS*     1.4    70.4    +      -       -      +
----------------------------------------------------------
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Residues in contact with LYS 199 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    196A  ARG      3.5    13.2    -      -       -      +
    197A  ASP      3.0     9.6    +      -       -      -
    198A  GLU*     1.4    78.9    -      -       -      +
----------------------------------------------------------
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Residues in contact with PRO 219 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    175A  VAL*     6.1     2.9    -      -       +      -
    179A  GLY*     6.1     3.0    -      -       -      -
    194A  ASP*     5.6     0.8    -      -       -      -
    220A  SER*     1.4    67.2    +      -       -      +
    221A  ASP*     3.7     3.1    +      -       -      +
    223A  ILE*     5.8     1.8    -      -       -      -
    224A  PHE*     3.2    26.0    -      -       +      -
    241A  LYS*     5.1     5.9    -      -       -      -
    244A  TYR*     5.4    11.8    -      -       +      -
----------------------------------------------------------
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Residues in contact with SER 220 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    194A  ASP*     3.3    25.6    +      -       -      -
    219A  PRO*     1.4    74.7    -      -       -      +
    221A  ASP*     1.4    64.7    +      -       -      +
    222A  LYS*     3.3    26.0    +      -       -      +
    223A  ILE*     3.2    27.4    +      -       -      +
    224A  PHE*     3.2    15.6    -      -       -      -
----------------------------------------------------------
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Residues in contact with ASP 221 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    219A  PRO      3.7     2.0    +      -       -      +
    220A  SER*     1.4    67.9    +      -       -      +
    222A  LYS*     1.3    56.3    +      -       -      +
    223A  ILE      3.0    10.5    +      -       -      -
    224A  PHE*     3.2    11.3    +      -       -      +
    225A  GLU*     3.1    33.5    +      -       -      +
    237A  ALA*     5.5     0.7    -      -       -      +
    241A  LYS*     2.8    36.8    +      -       +      +
----------------------------------------------------------
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Residues in contact with LYS 222 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
      9A  GLU*     3.5    18.4    -      -       +      +
     10A  LYS      3.3    32.3    -      -       -      +
     15A  TRP*     3.5    55.3    -      -       +      +
    194A  ASP*     3.4    25.8    +      -       -      -
    197A  ASP*     4.2     5.5    +      -       -      +
    220A  SER*     3.3    19.5    +      -       -      +
    221A  ASP*     1.3    75.6    -      -       -      +
    223A  ILE*     1.3    57.0    +      -       +      +
    225A  GLU*     3.6    26.3    +      -       -      +
    226A  ALA*     3.8     1.7    -      -       -      +
----------------------------------------------------------
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Residues in contact with ILE 223 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     15A  TRP*     3.7    21.3    -      -       +      -
    175A  VAL*     4.5    15.0    -      -       +      +
    178A  LEU*     3.6    56.8    -      -       +      +
    179A  GLY*     3.8     6.3    -      -       -      +
    194A  ASP*     3.9    22.4    -      -       +      +
    219A  PRO      5.8     1.6    -      -       -      -
    220A  SER*     3.2    21.7    +      -       -      +
    221A  ASP      3.0     0.6    -      -       -      -
    222A  LYS*     1.3    76.9    -      -       -      +
    224A  PHE*     1.3    62.0    +      -       +      +
    225A  GLU      3.3     0.9    -      -       -      -
    226A  ALA*     3.2     7.4    +      -       -      +
    227A  ILE*     3.0    36.5    +      -       +      +
----------------------------------------------------------
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Residues in contact with PHE 224 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    171A  PHE*     4.6     5.4    -      +       -      -
    175A  VAL*     4.2    17.3    -      -       +      -
    219A  PRO*     3.2    31.2    -      -       +      -
    220A  SER      3.2    22.2    -      -       -      -
    221A  ASP*     3.2     7.7    +      -       -      +
    223A  ILE*     1.3    79.8    -      -       +      +
    225A  GLU*     1.4    55.5    +      -       -      +
    227A  ILE*     3.3     7.1    +      -       +      -
    228A  SER*     3.0    30.3    +      -       -      -
    237A  ALA*     3.6    20.6    -      -       +      +
    240A  LEU*     3.4    45.4    -      -       +      +
    241A  LYS*     3.6    23.6    -      -       +      -
    244A  TYR*     3.7    32.5    -      +       +      -
----------------------------------------------------------
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Residues in contact with GLU 225 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     12A  PRO*     4.4    22.4    -      -       +      +
    221A  ASP*     3.1    25.1    +      -       -      +
    222A  LYS*     3.6    25.0    -      -       -      +
    224A  PHE*     1.4    74.6    -      -       -      +
    226A  ALA*     1.3    56.3    +      -       +      +
    228A  SER*     3.9     2.5    -      -       -      -
    229A  SER*     2.8    36.4    +      -       -      -
    237A  ALA*     4.0    18.5    -      -       +      +
----------------------------------------------------------
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Residues in contact with ALA 226 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     12A  PRO      5.3     0.4    -      -       -      +
     15A  TRP*     3.7    31.0    -      -       +      -
     16A  ARG*     4.1     5.6    -      -       +      +
     19A  VAL*     3.5    23.3    -      -       +      -
    222A  LYS      3.8     4.7    -      -       -      +
    223A  ILE*     3.2     9.7    +      -       -      +
    225A  GLU*     1.3    79.5    -      -       +      +
    227A  ILE*     1.4    63.1    +      -       -      +
    229A  SER*     3.3     6.1    +      -       -      -
    230A  MET*     3.2    28.8    +      -       -      +
----------------------------------------------------------
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Residues in contact with ILE 227 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     19A  VAL*     4.2     6.5    -      -       +      -
    166A  ILE*     4.9     1.8    -      -       +      -
    171A  PHE*     4.1    17.0    -      -       +      -
    174A  LEU*     4.0    17.5    -      -       +      -
    175A  VAL*     3.7    30.7    -      -       +      -
    178A  LEU*     3.8    26.9    -      -       +      -
    223A  ILE*     3.0    28.9    +      -       +      +
    224A  PHE*     3.3     5.1    +      -       +      +
    226A  ALA*     1.4    75.6    -      -       -      +
    228A  SER*     1.4    57.6    +      -       -      +
    230A  MET      3.2     1.6    +      -       -      -
    231A  PHE*     2.8    47.7    +      -       +      +
    234A  LYS*     6.0     1.1    -      -       +      -
    240A  LEU*     3.8    16.8    -      -       +      -
----------------------------------------------------------
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Residues in contact with SER 228 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    224A  PHE      3.0    17.5    +      -       -      -
    225A  GLU      4.0     4.3    -      -       -      -
    227A  ILE*     1.4    74.1    -      -       -      +
    229A  SER*     1.3    57.8    +      -       -      +
    231A  PHE      4.2     2.5    -      -       -      -
    232A  PRO*     3.1    28.2    -      -       -      +
    235A  GLY      2.7    26.2    +      -       -      -
    236A  THR*     3.4     9.7    +      -       -      -
    237A  ALA*     3.6    16.7    +      -       -      -
    240A  LEU*     3.4    10.4    -      -       -      +
----------------------------------------------------------
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Residues in contact with SER 229 (chain A). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     16A  ARG*     3.6    31.4    +      -       -      +
    225A  GLU      2.8    22.6    +      -       -      -
    226A  ALA*     3.5     6.5    -      -       -      -
    227A  ILE      3.2     0.6    -      -       -      -
    228A  SER*     1.3    75.9    -      -       -      +
    230A  MET*     1.3    67.8    +      -       -      +
    232A  PRO*     3.8     9.1    -      -       -      +
----------------------------------------------------------
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A short description of the analytical approach
The contact analysis used in this page is based upon the approach developed in: Sobolev V., Wade R.C., Vriend G. and Edelman M. PROTEINS (1996) 25, 120-129. Contact legitimacy depends on the hydrophobic-hydrophilic properties of the contacting atoms. In order to define it, for each inter-atomic contact, eight atom classes have been introduced:


   I  Hydrophilic      - N and O that can donate and accept hydrogen bonds
                         (e.g., oxygen of hydroxyl group of Ser. or Thr)
  II  Acceptor         - N or O that can only accept a hydrogen bond
 III  Donor            - N that can only donate a hydrogen bond
  IV  Hydrophobic      - Cl, Br, I and all C atoms that are not in
                         aromatic rings and do not have a covalent bond to
                         a N or O atom
   V  Aromatic         - C in aromatic rings irrespective of any other 
                         bonds formed by the atom
  VI  Neutral          - C atoms that have a covalent bond to at least one
                         atom of class I or two or more atoms from class II
                         or III; atoms; S, F, P, and metal atoms in all cases
 VII  Neutral-donor    - C atoms that have a covalent bond with only one
                         atom of class III
VIII  Neutral-acceptor - C atoms that have a covalent bond with only 
                         one atom of class II
For each pair of contacts the state of legitimacy is shown below:

Legend:
+, legitimate
-, illegitimate
------------------------------------------------------------
  Atomic class           I  II  III   IV   V   VI  VII  VIII
------------------------------------------------------------
   I  (Hydrophilic)      +   +    +    -   +   +    +    +
  II  (Acceptor)         +   -    +    -   +   +    +    -
 III  (Donor)            +   +    -    -   +   +    -    +
  IV  (Hydrophobic)      -   -    -    +   +   +    +    +
   V  (Aromatic)         +   +    +    +   +   +    +    +
  VI  (Neutral)          +   +    +    +   +   +    +    +
 VII  (Neutral-donor)    +   +    -    +   +   +    -    +
VIII  (Neutral-acceptor) +   -    +    +   +   +    +    -
------------------------------------------------------------
Warning!
Atom classes for heterogroups are automatically assigned based on the atomic coordinates. However, in three cases (see below) the automatic assignment is currently ambiguous. In these cases, the user is advised to manually analyse the full list of contacts using LPC software.
1. Carbon atoms belonging to a 4-, 5- or 6-member ring are 
   considered "aromatic" (Class V) if the ring is approximately
   planar, and "hydrophobic" (Class IV) or "neutral" (Classes
   VI, VII, VIII) if the ring is non-planar.
2. The oxygen atom of a carbonyl or hydroxy group is considered
   "hydroxy" (Class I) if the CO bond is longer than 1.29 Å, and
   "carbonyl" (Class II) if shorter.
3. All nitrogen atoms are considered "hydrophilic" (Class I).

Please E-mail any questions and/or suggestions concerning this page to Vladimir.Sobolev@weizmann.ac.il