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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2dvo
HYDROLASE HEADER
STRUCTURE OF PH1917 PROTEIN WITH THE COMPLEX OF ITP FROM PYROCOCCUS HORIKOSHII TITLE
HYPOTHETICAL PROTEIN PH1917 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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ITT A 201
6A ILE
7A THR
8A SER
9A ASN
12A LYS
33A GLU
34A TYR
36A GLU
38B GLN
64A GLU
65A ASP
66A SER
67A GLY
79A VAL
81A SER
82A SER
85A TYR
107A PHE
140A PHE
141A GLY
142A TYR
143A ASP
163A LYS
168A HIS
169A ARG
ITT B 201
6B ILE
7B THR
8B SER
9B ASN
12B LYS
33B GLU
34B TYR
36B GLU
38A GLN
64B GLU
65B ASP
66B SER
67B GLY
79B VAL
81B SER
82B SER
85B TYR
107B PHE
140B PHE
141B GLY
142B TYR
143B ASP
155B PHE
163B LYS
168B HIS
169B ARG
NA A 301
34A TYR
36A GLU
64A GLU
65A ASP
NA B 301
34B TYR
36B GLU
64B GLU
65B ASP
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):

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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
2dvp Details
other holo-structures
pdb ID Ligand Unique ID
2dvn IMPA1301 SO4A1203 SO4A1202 Details
GOLA1431 SO4A1208
IMPB1302
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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ITT NAME: not_found
FORMULA: not_found
SMILES: not_found
NA NAME: SODIUM ION
FORMULA: NA1
SMILES: [Na+]
v3.0
January 2008
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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