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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2ekp
OXIDOREDUCTASE HEADER
STRUCTURE OF TT0495 PROTEIN FROM THERMUS THERMOPHILUS TITLE
2-DEOXY-D-GLUCONATE 3-DEHYDROGENASE 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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NAD B1300
9A GLY
11A SER
12A ARG
13A GLY
14A ILE
15A GLY
32A ALA
33A SER
34A ARG
50A THR
51A ASP
52A LEU
53A GLU
76A HIS
77A ALA
78A ALA
79A ALA
80A VAL
100A LEU
101A HIS
127A ILE
128A GLY
129A SER
130A VAL
144A TYR
148A LYS
174A PRO
175A GLY
176A TYR
177A VAL
179A THR
180A GLU
181A PHE
182A THR
NAD N1300
9M GLY
11M SER
12M ARG
13M GLY
14M ILE
15M GLY
32M ALA
33M SER
34M ARG
50M THR
51M ASP
52M LEU
53M GLU
76M HIS
77M ALA
78M ALA
79M ALA
80M VAL
100M LEU
101M HIS
127M ILE
128M GLY
129M SER
144M TYR
148M LYS
174M PRO
175M GLY
176M TYR
177M VAL
179M THR
180M GLU
181M PHE
182M THR
NAD F1300
9E GLY
11E SER
12E ARG
13E GLY
14E ILE
15E GLY
32E ALA
33E SER
34E ARG
50E THR
51E ASP
52E LEU
53E GLU
76E HIS
77E ALA
78E ALA
79E ALA
80E VAL
100E LEU
101E HIS
127E ILE
128E GLY
129E SER
144E TYR
148E LYS
174E PRO
175E GLY
176E TYR
177E VAL
179E THR
180E GLU
181E PHE
182E THR
NAD J1300
9I GLY
11I SER
12I ARG
13I GLY
14I ILE
15I GLY
32I ALA
33I SER
34I ARG
50I THR
51I ASP
52I LEU
53I GLU
76I HIS
77I ALA
78I ALA
79I ALA
80I VAL
100I LEU
101I HIS
127I ILE
128I GLY
129I SER
130I VAL
144I TYR
148I LYS
174I PRO
175I GLY
176I TYR
177I VAL
179I THR
180I GLU
181I PHE
182I THR
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
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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
1x1e Details
other holo-structures
pdb ID Ligand Unique ID
none
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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NAD NAME: NICOTINAMIDE-ADENINE-DINUCLEOTIDE
FORMULA: C21 H27 N7 O14 P2
SMILES: NC(=O)c1ccc[n+](c1)C2OC(COP([O-])(=O)OP(O)(=O)OCC3OC(C(O)C3O)[n]4cnc5c(N)ncnc45)C(O)C2O
v9.4
March 2011
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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