Analysis of interatomic Contacts of Structural Units in PDB entry:
2QQA


Contacts of Structural Units (CSU) 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).
For CSU analysis of other PDB entry

This page provides analyses of contacts formed by:
For analysis of ligand-protein contacts, use: 3D structure can be seen in additional window with STING software for 2QQA entry

There is 1 chain in PDB entry 2QQA (CSU analysis of residue contacts immediately below table)
Chain ID Initial residueTerminal residue
A
ASP 3LEU 226
Residue contacts

1. List of contacts for up to 10 consecutive residues:
Chain ID from residue number to residue number


2. Detailed analyses of contacts for any single residue:
Residue number chain ID
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There are 12 helices in PDB entry 2QQA. Click on helix of interest for CSU analysis.
Helix
number
Helix
ID
Chain
ID
Initial
residue
Terminal
residue
Helix class
Helix 1
1
A
6 21Right-handed alpha
Helix 2
2
A
26 34Right-handed alpha
Helix 3
3
A
37 51Right-handed alpha
Helix 4
4
A
65 89Right-handed alpha
Helix 5
5
A
93 95Right-handed 310
Helix 6
6
A
96 105Right-handed alpha
Helix 7
7
A
109 120Right-handed alpha
Helix 8
8
A
134 139Right-handed alpha
Helix 9
9
A
152 156Right-handed alpha
Helix 10
10
A
169 173Right-handed 310
Helix 11
11
A
177 185Right-handed alpha
Helix 12
12
A
214 219Right-handed alpha
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There are 2 sheets in PDB entry 2QQA. Click on sheet of interest to get list of strands forming it: A, B,

There are 2 strands in A sheet. Click on strand of interest for CSU analysis.
Strand
number
Chain
ID
Initial
residue
Terminal
residue
Strand sense
Strand 1
A
54 56first strand
Strand 2
A
62 64anti-parallel
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There are 6 strands in B sheet. Click on strand of interest for CSU analysis.
Strand
number
Chain
ID
Initial
residue
Terminal
residue
Strand sense
Strand 1
A
150 151first strand
Strand 2
A
222 225anti-parallel
Strand 3
A
161 167anti-parallel
Strand 4
A
192 197anti-parallel
Strand 5
A
202 206anti-parallel
Strand 6
A
209 213anti-parallel
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Please mail questions/suggestions concerning this page to Vladimir.Sobolev@weizmann. ac.il