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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2xpv
TRANSCRIPTION HEADER
TETR(D) IN COMPLEX WITH MINOCYCLINE AND MAGNESIUM. TITLE
TETRACYCLINE REPRESSOR PROTEIN CLASS D 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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MIY K1209
60A LEU
64A HIS
67A SER
78A PHE
79A LEU
82A ASN
86A PHE
100A HIS
103A THR
104A ARG
105A PRO
109A GLN
112A THR
113A VAL
116A GLN
117A LEU
131A LEU
134A ILE
135A SER
137A VAL
138A SER
147L GLU
170L LEU
173L ALA
174L LEU
177L MET
MIY V1209
60L LEU
64L HIS
67L SER
78L PHE
79L LEU
82L ASN
86L PHE
100L HIS
103L THR
104L ARG
105L PRO
109L GLN
112L THR
113L VAL
116L GLN
117L LEU
131L LEU
134L ILE
135L SER
137L VAL
138L SER
147A GLU
170A LEU
173A ALA
174A LEU
177A MET
MG J1210
86A PHE
100A HIS
103A THR
104A ARG
138A SER
142A LEU
147L GLU
MG U1210
86L PHE
100L HIS
103L THR
104L ARG
138L SER
142L LEU
147A GLU
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
1bjz Details
other holo-structures
pdb ID Ligand Unique ID
1bjy CTCD_222 _MGE_223 Details
CTCB_222
2x9d ITCA1209 Details
ITCF1209
1ork ATCC_222 _MGB_223 Details
ATCF_222 _MGE_223
2fj1 CTCH_222 _NIJ_223 Details
CTCC_222 _NIE_223
2xpt TDCE1209 __KF1210 Details
TDCK1209 __KL1210
2xps TDCF_222 _MGE_223 Details
TDCL_222 _MGK_223
2xpw OTCE_222 _MGF_223 Details
OTCL_222 _MGM_223
2vke TACF_222 _COD_223 Details
TACL_222 _COJ_223
2x6o 2TCA1209 Details
2TCD1209
2xpu TDCD1209 Details
TDCH1209
1bj0 CTCD_222 Details
CTCB_222
2o7o DXTD_222 _MGE_223 Details
DXTI_222 _MGJ_223
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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MIY NAME: not_found
FORMULA: not_found
SMILES: not_found
MG NAME: MAGNESIUM ION
FORMULA: MG1
SMILES: [Mg++]
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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