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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2pnf
OXIDOREDUCTASE HEADER
STRUCTURE OF AQUIFEX AEOLICUS FABG 3-OXOACYL-(ACYL-CARRIER PROTEIN) REDUCTASE TITLE
3-OXOACYL-[ACYL-CARRIER-PROTEIN] REDUCTASE 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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1PE F 401
4C LYS
5C LEU
6C GLN
7C GLY
8C LYS
87C ASP
130C LYS
134C GLN
136C TRP
231C GLU
1PE E 601
19B ILE
96B THR
144B SER
145B VAL
146B VAL
151B ASN
154B GLN
157B TYR
188B GLY
189B PHE
190B ILE
192B THR
194B MET
195B THR
198B LEU
206B TYR
215B PHE
1PE F 601
19D ILE
96D THR
144D SER
145D VAL
146D VAL
151D ASN
154D GLN
157D TYR
188D GLY
189D PHE
190D ILE
192D THR
194D MET
195D THR
198D LEU
206D TYR
215D PHE
1PE F 701
96C THR
144C SER
145C VAL
146C VAL
151C ASN
154C GLN
157C TYR
188C GLY
189C PHE
190C ILE
191C GLU
192C THR
194C MET
195C THR
198C LEU
206C TYR
215C PHE
1PE E 701
96A THR
144A SER
145A VAL
146A VAL
151A ASN
154A GLN
157A TYR
188A GLY
189A PHE
190A ILE
191A GLU
192A THR
194A MET
195A THR
198A LEU
206A TYR
215A PHE
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
2p68 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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1PE NAME: PENTAETHYLENE GLYCOL
FORMULA: C10 H22 O6
SMILES: OCCOCCOCCOCCOCCO
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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