university lille north of france LigASite database of binding sites
holo-structureHelp

PDB ID and HEADER, TITLE and COMPND records of the PDB file.

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2zgy
STRUCTURAL PROTEIN HEADER
PARM WITH GDP TITLE
PLASMID SEGREGATION PROTEIN PARM COMPND
Illustration of Binding SiteHelp

Figure showing the binding site residues. Ligands are displayed as CPK. Figures were drawn with Molscript (7) and rendered with Raster3D (8). PISA coordinates (3) are used when available (all entries except NMR). Ligands do not appear on the picture when PISA fails to apply symmetry operations to ligand coordinates.

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HETgroup - Residue ContactsHelp

List of binding site residues detected in this holo-structure.

Column 1 gives the position, coloured on a yellow-to-red scale depending on the number of holo-structures where the residue is in contact with a ligand.
Column 2 gives the identifier of the chain to which the residue belongs.
Column 3 gives the 3-letter amino acid code, coloured according to physico-chemical type.

The binding residues in this holo structure are listed for each ligand independently, following the ligand's unique ID.

Note that since PISA files are used whenever available, chain identifiers may differ from those in original PDB files.

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MG B 321
6B ASP
8B GLY
13B LYS
148B GLU
170B ASP
172B GLY
280B GLY
311B LEU
MG A 321
6A ASP
8A GLY
13A LYS
148A GLU
170A ASP
172A GLY
280A GLY
311A LEU
GDP A 323
8A GLY
9A SER
10A THR
11A ASN
13A LYS
27A ILE
170A ASP
172A GLY
173A GLY
174A THR
175A THR
199A VAL
203A THR
223A ASP
226A ILE
227A ILE
280A GLY
281A GLY
284A GLU
285A LEU
307A SER
308A GLN
GDP B 323
8B GLY
9B SER
10B THR
11B ASN
13B LYS
170B ASP
172B GLY
173B GLY
174B THR
175B THR
199B VAL
203B THR
223B ASP
226B ILE
227B ILE
280B GLY
281B GLY
284B GLU
285B LEU
307B SER
308B GLN
External LinksHelp

PDB The Protein Data Bank
CSA Catalytic Site Atlas
PDBSum Overview of the macromolecular structure
CATH Protein Structure Classification
Scop Structural Classification of Proteins
Pfam Protein Families and Domains
UniProt Universal Protein Resource

LIGPLOT (only on holo-pages) is hosted at the EBI.

The LigPlot Jmol links point directly to the Jmol visualisation interface provided on the PDBSum page.

Note that due to different software used, the atomic contacts of LigPlot and LigASite do not necessarily correspond.

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Links to external databases:

LigPlot (hosted at the EBI):

Download FilesHelp

Several files are provided for download:

• The XML file defining the residue-ligand contacts; this file contains data on the apo and all holo-structures.
• The XML Schema file defining the semantics of the XML file
• 3D coordinates of the structure used in constructing LigASite (PISA structure file whenever available, PDB file otherwise.
• 3D coordinates of the combined binding residues in the apo structure
• 3D coordinates of the binding residues of the holo structure (only on the holo page)

Coordinate files are in PDB format.

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Hide table of related structures
Help

List of related structure, containing both the apo-structure and other holo-structures.

Column 1 gives the PDB ID and column 2 the unique ID of the ligands (holo-structures only).

Clicking the blue 'Hide table of related structures' button removes the entire table.

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apo-structure
pdb ID
1mwk Details
other holo-structures
pdb ID Ligand Unique ID
2zgz GNPB_323 _MGB_321 Details
GNPA_323 _MGA_321
1mwm ADPA_500 _MGA1500 Details
ADPB2500 _MGB3500
2zhc ADPA_500 _MGA_501 Details
Ligand ListHelp

Ligands present in this holo structure.

Column 1 shows the ligand HET code
Column 2 shows the name, chemical formula and (non-stereo) SMILES string.

Data in column 2 appears as 'not_found' when it is not present in the file 'pdb2smiles.xml' from www.rcsb.org.

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GDP NAME: GUANOSINE-5'-DIPHOSPHATE
FORMULA: C10 H15 N5 O11 P2
SMILES: NC1=Nc2[n](cnc2C(=O)N1)C3OC(COP(O)(=O)OP(O)(O)=O)C(O)C3O
MG NAME: MAGNESIUM ION
FORMULA: MG1
SMILES: [Mg++]
v9.7
April 2012
Interdisciplinary Research Institute, Computational Biology, Villeneuve d'Ascq, France
University College London, Biomolecular Structure and Modelling Unit, London, UK
Hospital for Sick Children and University of Toronto, Structural Biology and Biochemistry Program, Toronto, Canada
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