Contacts of the helix formed by residues 78 - 103 (chain B) in PDB entry 4HYJ


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 PRO 78 (chain B).
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     61B  MET*     3.6    35.8    -      -       +      +
     77B  PHE*     1.3    83.5    -      -       -      +
     79B  THR*     1.3    67.5    +      -       -      +
     81B  ILE*     3.9     1.8    -      -       +      +
     82B  ARG*     3.0    28.0    +      -       -      +
    214B  GLU*     5.6     8.4    -      -       +      +
----------------------------------------------------------
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Residues in contact with THR 79 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     77B  PHE      3.2     1.0    -      -       -      +
     78B  PRO*     1.3    81.9    -      -       -      +
     80B  GLU*     1.3    68.4    +      -       -      +
     82B  ARG*     3.2    15.8    +      -       -      +
     83B  TYR*     2.8    51.9    +      -       +      -
    127B  TYR*     4.4    12.3    -      -       +      -
    130B  GLU*     3.9    31.7    +      -       +      +
    131B  SER*     5.1     1.1    -      -       -      +
    134B  ASN*     5.3     8.3    -      -       +      +
----------------------------------------------------------
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Residues in contact with GLU 80 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    109A  ARG*     3.3    28.1    +      -       -      +
    112A  LEU*     3.9    11.7    -      -       +      -
     77B  PHE*     3.3    19.5    +      -       -      +
     79B  THR*     1.3    89.6    -      -       -      +
     81B  ILE*     1.3    61.4    +      -       -      +
     83B  TYR*     4.4     0.7    -      -       -      +
     84B  ILE*     3.0    27.5    +      -       -      +
    127B  TYR*     2.9    39.2    +      -       +      +
    131B  SER*     4.5     2.4    +      -       -      -
    302B  LFA      3.7    42.2    -      -       +      +
----------------------------------------------------------
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Residues in contact with ILE 81 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    304A  LFA      3.7    43.4    -      -       +      +
     57B  HIS*     3.6    32.3    -      -       +      +
     60B  PHE*     4.8     4.7    -      -       +      -
     61B  MET*     4.4    10.5    -      -       +      -
     77B  PHE*     3.0    25.7    -      -       -      +
     78B  PRO*     3.9     6.7    -      -       +      +
     80B  GLU*     1.3    72.5    -      -       -      +
     82B  ARG*     1.3    66.1    +      -       -      +
     84B  ILE*     3.1    22.7    -      -       -      +
     85B  ASP*     3.4     8.3    +      -       -      +
    302B  LFA      4.6    10.8    -      -       +      -
----------------------------------------------------------
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Residues in contact with ARG 82 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     57B  HIS*     3.7    24.4    +      -       +      +
     61B  MET*     5.8     0.2    -      -       -      -
     78B  PRO      3.0    16.9    +      -       -      +
     79B  THR*     3.6    16.1    +      -       -      +
     81B  ILE*     1.3    76.8    -      -       -      +
     83B  TYR*     1.3    75.9    +      -       -      +
     85B  ASP*     3.2     6.2    +      -       -      +
     86B  TRP*     3.0    69.0    +      -       +      +
    130B  GLU*     2.8    43.0    +      -       -      -
    213B  ARG*     3.7     9.7    -      -       -      +
    214B  GLU*     3.4    26.6    +      -       -      +
    217B  TYR*     3.9    20.4    -      -       -      -
    221B  ASP*     6.1     0.7    -      -       -      -
----------------------------------------------------------
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Residues in contact with TYR 83 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     79B  THR*     2.8    40.9    +      -       +      +
     80B  GLU      4.1     1.1    -      -       -      +
     81B  ILE      3.2     0.4    -      -       -      -
     82B  ARG*     1.3    89.1    -      -       -      +
     84B  ILE*     1.3    55.9    +      -       -      +
     86B  TRP*     3.3    21.9    +      +       -      +
     87B  LEU*     2.8    31.0    +      -       -      +
    123B  ILE*     3.5    23.6    -      -       +      -
    126B  GLY*     3.1    21.7    +      -       -      -
    127B  TYR*     3.3    37.2    -      +       +      -
    130B  GLU*     2.7    39.9    +      -       +      +
    198B  TYR*     4.3     0.2    -      -       -      -
    301B  RET      3.4    16.4    -      -       +      +
    302B  LFA      3.8    19.8    -      -       +      +
----------------------------------------------------------
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Residues in contact with ILE 84 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     87A  LEU      4.3     2.9    -      -       -      +
     88A  VAL*     4.1    24.0    -      -       +      +
     91A  PRO*     4.0    31.6    -      -       +      -
     92A  LEU*     4.8     7.9    -      -       +      -
    304A  LFA      3.6    30.9    -      -       +      +
     80B  GLU      3.0    16.7    +      -       -      +
     81B  ILE*     3.1    20.2    -      -       -      +
     83B  TYR*     1.3    77.1    -      -       -      +
     85B  ASP*     1.3    62.9    +      -       -      +
     87B  LEU*     3.6    18.0    +      -       +      +
     88B  VAL*     3.4    20.6    +      -       -      +
    302B  LFA      3.7    23.5    -      -       +      +
----------------------------------------------------------
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Residues in contact with ASP 85 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
    304A  LFA      4.1     1.6    -      -       +      -
     53B  VAL*     3.9    16.4    -      -       +      -
     54B  ALA*     3.6    17.1    -      -       -      +
     57B  HIS*     2.7    38.9    +      -       +      +
     81B  ILE      3.7     4.7    -      -       -      +
     82B  ARG      3.2     8.9    +      -       -      +
     84B  ILE*     1.3    79.3    -      -       -      +
     86B  TRP*     1.3    64.9    +      -       -      +
     88B  VAL*     3.0     6.4    +      -       -      +
     89B  THR*     2.7    60.0    +      -       -      +
    221B  ASP*     5.1     2.4    -      -       -      +
    225B  LYS*     3.6     7.9    +      -       -      -
----------------------------------------------------------
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Residues in contact with TRP 86 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     57B  HIS*     5.2     0.8    -      -       -      -
     82B  ARG*     3.0    65.3    +      -       +      +
     83B  TYR*     3.6    26.7    -      +       -      +
     85B  ASP*     1.3    86.2    +      -       -      +
     87B  LEU*     1.3    64.8    +      -       -      +
     88B  VAL      3.0     0.5    +      -       -      -
     89B  THR*     3.8     4.7    -      -       -      -
     90B  THR*     2.9    32.1    +      -       +      -
    123B  ILE*     3.9    15.9    -      -       +      -
    130B  GLU*     4.8     0.2    -      -       -      -
    194B  TYR*     3.5    30.1    -      +       +      -
    217B  TYR*     3.7    14.1    -      +       +      -
    221B  ASP*     4.4     8.9    +      -       -      -
    301B  RET      3.5    72.8    -      -       +      +
----------------------------------------------------------
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Residues in contact with LEU 87 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     87A  LEU*     3.7    45.0    -      -       +      +
     91A  PRO*     4.6     2.2    -      -       +      -
    120A  VAL*     3.8    39.9    -      -       +      -
     83B  TYR      2.8    20.2    +      -       -      +
     84B  ILE*     3.7    20.9    -      -       +      +
     85B  ASP      3.2     0.2    -      -       -      -
     86B  TRP*     1.3    71.7    -      -       -      +
     88B  VAL*     1.3    60.2    +      -       +      +
     91B  PRO*     3.2    22.5    -      -       -      +
    119B  ASP*     5.0     0.3    -      -       -      +
    120B  VAL*     4.8    14.3    -      -       +      +
    123B  ILE*     4.1    14.5    -      -       +      +
    124B  VAL*     5.0     1.1    -      -       +      -
    302B  LFA      4.3    19.3    -      -       +      -
----------------------------------------------------------
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Residues in contact with VAL 88 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     84A  ILE*     4.1    21.5    -      -       +      -
     87A  LEU*     4.2    16.6    -      -       +      -
     88A  VAL*     4.2    20.6    -      -       +      -
    304A  LFA      5.5     0.2    -      -       +      -
     49B  LEU*     5.7     0.2    -      -       +      -
     53B  VAL*     3.5    34.3    -      -       +      -
     84B  ILE      3.4     9.4    +      -       -      +
     85B  ASP      3.0    14.4    +      -       -      +
     87B  LEU*     1.3    81.7    -      -       +      +
     89B  THR*     1.3    63.7    +      -       -      +
     90B  THR      3.4     0.4    -      -       -      -
     91B  PRO*     3.5     8.1    -      -       -      +
     92B  LEU*     3.3    34.8    -      -       +      +
----------------------------------------------------------
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Residues in contact with THR 89 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     50B  VAL*     3.6    31.2    -      -       -      +
     53B  VAL*     3.6    29.4    -      -       +      -
     85B  ASP*     2.7    45.1    +      -       -      +
     86B  TRP*     3.8     3.5    -      -       -      -
     88B  VAL*     1.3    75.7    -      -       +      +
     90B  THR*     1.3    59.1    +      -       -      +
     92B  LEU*     3.3     1.4    +      -       +      -
     93B  LEU*     2.8    35.4    +      -       -      +
    225B  LYS*     3.2    22.7    +      -       -      -
    301B  RET      3.8     1.2    -      -       -      +
----------------------------------------------------------
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Residues in contact with THR 90 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     86B  TRP*     2.9    22.7    +      -       +      +
     89B  THR*     1.3    75.5    -      -       -      +
     91B  PRO*     1.4    65.7    -      -       -      +
     93B  LEU*     3.5     2.4    +      -       -      -
     94B  LEU*     3.1    27.4    +      -       -      +
    119B  ASP*     2.6    33.8    +      -       -      -
    122B  MET*     4.8     0.4    -      -       -      -
    123B  ILE*     3.6     7.3    -      -       +      +
    191B  TRP*     3.6    12.1    -      -       +      -
    301B  RET      3.5    54.3    -      -       +      -
----------------------------------------------------------
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Residues in contact with PRO 91 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     87A  LEU*     5.1     6.1    -      -       +      -
     87B  LEU      3.2    25.6    -      -       -      +
     88B  VAL*     3.5     9.4    -      -       -      +
     90B  THR*     1.4    97.0    -      -       -      +
     92B  LEU*     1.3    58.8    +      -       +      +
     94B  LEU*     3.1     6.0    +      -       +      +
     95B  VAL*     2.8    34.4    +      -       -      +
    116B  VAL*     4.5    28.8    -      -       +      +
    119B  ASP*     3.2    17.3    -      -       +      +
    120B  VAL*     5.1     8.7    -      -       +      -
    309B  LFA      4.9    11.4    -      -       +      -
----------------------------------------------------------
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Residues in contact with LEU 92 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     84A  ILE*     4.0    13.7    -      -       +      -
    305A  LFA      6.4     0.2    -      -       +      -
     46B  VAL*     3.3    34.3    -      -       +      +
     49B  LEU*     3.5    35.7    -      -       +      -
     50B  VAL*     3.5    21.5    -      -       +      -
     53B  VAL*     5.8     0.4    -      -       +      -
     88B  VAL*     3.3    32.2    +      -       +      +
     89B  THR*     3.3     3.5    +      -       +      +
     90B  THR      3.3     0.2    -      -       -      -
     91B  PRO*     1.3    77.0    -      -       +      +
     93B  LEU*     1.3    62.6    +      -       -      +
     95B  VAL*     3.3    13.9    +      -       +      +
     96B  LYS      3.6     2.1    +      -       -      -
    309B  LFA      3.9    34.5    -      -       +      -
----------------------------------------------------------
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Residues in contact with LEU 93 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     50B  VAL*     4.0    19.1    -      -       +      -
     89B  THR      2.8    26.5    +      -       -      +
     90B  THR      3.7     4.9    -      -       -      +
     91B  PRO      3.2     0.2    -      -       -      -
     92B  LEU*     1.3    76.6    -      -       -      +
     94B  LEU*     1.3    63.7    +      -       -      +
     96B  LYS*     3.2    33.3    +      -       -      +
    187B  ILE*     6.0     0.2    -      -       -      -
    191B  TRP*     3.9    15.9    -      -       +      +
    224B  ASN      3.5    26.2    -      -       -      +
    225B  LYS*     4.2     6.5    -      -       +      -
    228B  PHE*     3.5    32.9    -      -       +      -
    301B  RET      3.9    33.9    -      -       +      -
----------------------------------------------------------
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Residues in contact with LEU 94 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     90B  THR      3.1    15.2    +      -       -      +
     91B  PRO*     3.1     5.1    +      -       +      +
     93B  LEU*     1.3    76.3    -      -       -      +
     95B  VAL*     1.3    62.7    +      -       +      +
     97B  PHE*     3.0    34.3    +      -       +      +
     98B  PRO*     3.4     7.3    -      -       -      +
    115B  LEU*     3.9    27.4    -      -       +      +
    116B  VAL*     6.4     0.4    -      -       +      -
    119B  ASP*     3.3    37.9    -      -       +      +
    157B  ILE*     3.7    32.8    -      -       +      -
    161B  LEU*     4.5     1.1    -      -       +      -
    187B  ILE*     3.6    31.4    -      -       +      -
    191B  TRP*     3.8     8.7    -      -       +      -
----------------------------------------------------------
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Residues in contact with VAL 95 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     46B  VAL*     4.7     5.6    -      -       +      -
     91B  PRO      2.8    20.9    +      -       -      +
     92B  LEU*     3.5    10.5    -      -       -      +
     93B  LEU      3.2     0.2    -      -       -      -
     94B  LEU*     1.3    76.9    -      -       -      +
     96B  LYS*     1.3    56.9    +      -       -      +
     97B  PHE      3.1     0.2    -      -       -      -
     98B  PRO*     3.1    11.2    -      -       -      +
     99B  LEU*     2.9    42.3    +      -       +      +
    112B  LEU*     4.2    19.5    -      -       +      -
    115B  LEU*     5.4     1.6    -      -       +      -
    116B  VAL*     4.5     8.7    -      -       +      -
    309B  LFA      3.6    51.6    -      -       +      -
----------------------------------------------------------
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Residues in contact with LYS 96 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     43B  THR*     3.9    26.2    -      -       +      +
     46B  VAL*     4.1    11.8    -      -       +      +
     47B  ALA*     3.5    32.3    -      -       -      +
     50B  VAL*     5.2     1.2    -      -       -      +
     92B  LEU      3.6     6.7    +      -       -      +
     93B  LEU*     3.2    35.2    +      -       -      +
     94B  LEU      3.1     0.4    +      -       -      -
     95B  VAL*     1.3    78.5    -      -       -      +
     97B  PHE*     1.3    62.6    +      -       -      +
     99B  LEU*     3.5    11.8    -      -       +      +
    100B  LEU*     3.0    31.5    +      -       +      +
    183B  MET*     5.1     4.9    -      -       -      -
    225B  LYS      5.2     1.2    +      -       -      -
    228B  PHE*     3.6    24.0    -      -       +      -
    229B  GLY*     4.4     7.4    -      -       -      -
    232B  ALA*     4.1    24.2    -      -       +      -
----------------------------------------------------------
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Residues in contact with PHE 97 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     93B  LEU      4.5     0.7    -      -       -      -
     94B  LEU*     3.0    30.3    +      -       +      +
     96B  LYS*     1.3    79.8    -      -       -      +
     98B  PRO*     1.3    70.8    -      -       +      +
    100B  LEU*     3.2     2.3    +      -       -      +
    101B  LEU*     3.0    27.9    +      -       -      +
    115B  LEU*     4.8     1.3    -      -       +      -
    161B  LEU*     3.7    38.6    -      -       +      -
    165B  VAL*     3.8    26.7    -      -       +      -
    180B  LEU*     3.8    26.8    -      -       +      +
    183B  MET*     3.6    45.5    -      -       +      -
    184B  ARG*     3.8    10.3    -      -       +      -
    187B  ILE*     4.2     7.6    -      -       +      -
    228B  PHE*     4.0    17.3    -      +       -      -
----------------------------------------------------------
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Residues in contact with PRO 98 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     94B  LEU      3.4     8.1    -      -       -      +
     95B  VAL*     3.1    23.1    -      -       -      +
     97B  PHE*     1.3    90.1    -      -       +      +
     99B  LEU*     1.3    62.5    +      -       -      +
    101B  LEU*     3.2    12.1    +      -       +      +
    102B  GLY      3.1    16.5    +      -       -      -
    103B  LEU*     3.3    22.5    +      -       +      +
    108B  GLY*     4.3    19.5    -      -       -      +
    111B  LEU*     4.3     9.0    -      -       +      -
    112B  LEU*     4.1    28.0    -      -       +      +
    115B  LEU*     3.9    10.5    -      -       +      -
----------------------------------------------------------
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Residues in contact with LEU 99 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     42B  SER*     3.8    36.6    -      -       -      +
     43B  THR*     4.2    12.6    -      -       +      +
     46B  VAL*     3.7    30.1    -      -       +      -
     95B  VAL*     2.9    31.2    +      -       +      +
     96B  LYS*     3.5    12.3    -      -       +      +
     98B  PRO*     1.3    78.9    -      -       -      +
    100B  LEU*     1.3    64.2    +      -       +      +
    102B  GLY*     3.1    11.3    +      -       -      -
    103B  LEU*     4.1    24.3    +      -       +      -
    309B  LFA      4.8     9.9    -      -       +      -
----------------------------------------------------------
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Residues in contact with LEU 100 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     40B  TYR*     5.2     5.3    -      -       +      -
     43B  THR*     3.9    15.7    -      -       +      +
     96B  LYS*     3.0    19.6    +      -       +      +
     97B  PHE      3.8     2.5    -      -       -      +
     99B  LEU*     1.3    78.5    -      -       +      +
    101B  LEU*     1.3    62.7    +      -       -      +
    102B  GLY*     3.2     1.0    +      -       -      -
    172B  LYS*     3.3    16.5    +      -       -      -
    176B  ILE*     3.7    26.0    -      -       +      +
    179B  ALA*     4.9     4.7    -      -       +      -
    180B  LEU*     3.9    12.6    -      -       +      -
    183B  MET*     3.1    40.6    -      -       +      -
    232B  ALA*     4.2    13.5    -      -       +      +
    235B  ALA*     5.6     0.4    -      -       +      -
    236B  VAL*     3.5    32.1    -      -       +      -
----------------------------------------------------------
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Residues in contact with LEU 101 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     97B  PHE      3.0    21.9    +      -       -      +
     98B  PRO*     3.2     7.4    +      -       +      +
    100B  LEU*     1.3    76.3    -      -       -      +
    102B  GLY*     1.3    63.0    +      -       -      +
    108B  GLY*     6.6     0.2    -      -       -      -
    111B  LEU*     3.7    29.6    -      -       +      -
    164B  ASN*     5.2     0.4    -      -       -      +
    165B  VAL*     4.3    13.5    -      -       +      +
    168B  ALA*     3.7    45.1    -      -       +      +
    169B  ALA*     3.8     2.0    -      -       -      +
    172B  LYS*     2.8    28.1    +      -       +      +
    180B  LEU*     3.6    25.1    -      -       +      -
----------------------------------------------------------
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Residues in contact with GLY 102 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     98B  PRO      3.1     3.0    +      -       -      -
     99B  LEU      3.1     5.7    +      -       -      -
    100B  LEU      3.1     4.6    -      -       -      -
    101B  LEU*     1.3    83.2    -      -       -      +
    103B  LEU*     1.3    63.2    +      -       -      +
    104B  LYS*     3.5     5.2    +      -       -      +
    107B  LEU*     4.1    12.6    -      -       -      +
    108B  GLY*     5.3     1.4    -      -       -      -
    172B  LYS*     4.2     5.4    -      -       -      -
----------------------------------------------------------
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Residues in contact with LEU 103 (chain B). Click here for Legend to table.
----------------------------------------------------------
                                  Specific contacts
                               ---------------------------
     Residue       Dist    Surf   HB    Arom    Phob    DC
----------------------------------------------------------
     98B  PRO*     3.3    21.4    +      -       +      +
     99B  LEU*     4.1    22.1    +      -       +      +
    102B  GLY*     1.3    73.2    -      -       -      +
    104B  LYS*     1.3    59.5    +      -       -      +
    105B  GLY      4.5     6.5    -      -       -      +
    107B  LEU      3.6    12.8    -      -       -      +
    108B  GLY*     3.6    27.8    -      -       -      +
    109B  ARG*     4.1     8.7    -      -       -      +
    112B  LEU*     3.5    22.0    -      -       +      -
    309B  LFA      3.5    43.5    -      -       +      +
----------------------------------------------------------
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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