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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1sz3
HYDROLASE HEADER
CRYSTAL STRUCTURE OF NUDIX HYDROLASE DR1025 IN COMPLEXED WITH GNP AND MG+2 TITLE
MUTT/NUDIX FAMILY PROTEIN 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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GNP D2030
1A MET
2A GLU
4A ASP
5A GLU
13C LEU
14C ARG
15C ALA
46C HIS
49C SER
50C GLY
51C ALA
69C GLU
87C PHE
88C PRO
89C ASP
91C VAL
93C ILE
95C ARG
115C GLU
GNP E3030
1C MET
2C GLU
4C ASP
5C GLU
6C ARG
13A LEU
14A ARG
15A ALA
32A GLU
46A HIS
47A ILE
49A SER
50A GLY
51A ALA
69A GLU
87A PHE
88A PRO
89A ASP
91A VAL
93A ILE
95A ARG
115A GLU
116A ILE
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
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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
1sjy Details
other holo-structures
pdb ID Ligand Unique ID
1su2 ATPB_357 _MGE_204 _MGC_201 Details
ATPH_257 _MGG_203 _MGJ_202
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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GNP NAME: PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER
FORMULA: C10 H17 N6 O13 P3
SMILES: NC1=Nc2[n](cnc2C(=O)N1)C3OC(COP(O)(=O)OP(O)(=O)NP(O)(O)=O)C(O)C3O
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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