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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2j8y
HYDROLASE HEADER
STRUCTURE OF PBP-A ACYL-ENZYME COMPLEX WITH PENICILLIN-G TITLE
TLL2115 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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PNM D1275
26C GLN
30C ARG
60D ALA
61D SER
64D LYS
96D GLU
97D ALA
121D ILE
122D SER
124D ASN
158D LEU
159D PRO
161D MET
202D THR
219D LYS
220D THR
221D GLY
222D ASP
223D ILE
224D GLY
251D TYR
252D ASN
PNM B1275
60B ALA
61B SER
79A ARG
96B GLU
97B ALA
121B ILE
122B SER
124B ASN
139A GLU
158B LEU
159B PRO
161B MET
202B THR
205B LEU
219B LYS
220B THR
221B GLY
222B ASP
223B ILE
224B GLY
252B ASN
PNM C1275
60C ALA
61C SER
64C LYS
95A PRO
96C GLU
97C ALA
102A TYR
121C ILE
122C SER
124C ASN
158C LEU
159C PRO
161C MET
201C VAL
202C THR
205C LEU
219C LYS
220C THR
221C GLY
222C ASP
223C ILE
224C GLY
227C VAL
251C TYR
252C ASN
PNM A1275
60A ALA
61A SER
64A LYS
95C PRO
96C GLU
97A ALA
102C TYR
121A ILE
122A SER
124A ASN
158A LEU
159A PRO
161A MET
201A VAL
202A THR
205A LEU
219A LYS
220A THR
221A GLY
222A ASP
223A ILE
224A GLY
227A VAL
251A TYR
252A ASN
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
2j7v 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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PNM NAME: OPEN FORM - PENICILLIN G
FORMULA: C16 H20 N2 O4 S1
SMILES: CC1(C)SC(NC1C(O)=O)C(NC(=O)Cc2ccccc2)C=O
v9.6
January 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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