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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1rft
TRANSFERASE HEADER
CRYSTAL STRUCTURE OF PYRIDOXAL KINASE COMPLEXED WITH AMP- PCP AND PYRIDOXAMINE TITLE
PYRIDOXAL KINASE 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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ZN2 D 403
113B ASP
115B VAL
127B TYR
153B GLU
234B GLY
K D 404
113B ASP
148B THR
149B PRO
150B ASN
153B GLU
186B THR
234B GLY
ZN2 C 403
113A ASP
115A VAL
127A TYR
150A ASN
153A GLU
234A GLY
K C 404
113A ASP
148A THR
149A PRO
150A ASN
153A GLU
186A THR
234A GLY
ACP D 401
115B VAL
118B ASP
127B TYR
150B ASN
186B THR
187B SER
199B LEU
223B MET
224B HIS
225B LYS
226B VAL
228B ALA
230B PHE
231B VAL
232B GLY
233B THR
234B GLY
235B ASP
237B PHE
260B VAL
263B MET
267B LEU
ACP C 401
115A VAL
118A ASP
127A TYR
150A ASN
186A THR
187A SER
199A LEU
223A MET
224A HIS
225A LYS
226A VAL
228A ALA
230A PHE
231A VAL
232A GLY
233A THR
234A GLY
235A ASP
237A PHE
260A VAL
263A MET
267A LEU
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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» Jmol
» Jmol
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
1lhp Details
other holo-structures
pdb ID Ligand Unique ID
1yhj R6CD___1 Details
R6CC___1
1ygj RMCD1001 Details
RMCC1001
1rfu ADPE4402 ZN2E4403 PLPE4401 Details
ADPA_402 ZN2A_403 PLPA_401
1ygk RRCC1001 Details
RRCD1001
1rfv ADPC_401 ZN2C_402 Details
ADPC1401 ZN2C1402
1lhr ATPC_401 _ZNC_403 __KC_405 Details
ATPC_402 _ZNC_404 __KC_406
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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ACP NAME: PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER
FORMULA: C11 H18 N5 O12 P3
SMILES: Nc1ncnc2[n](cnc12)C3OC(COP(O)(=O)OP(O)(=O)CP(O)(O)=O)C(O)C3O
ZN2 NAME: ZINC ION ON 3-FOLD CRYSTAL AXIS
FORMULA: ZN1
SMILES: [Zn++]
K NAME: POTASSIUM ION
FORMULA: K1
SMILES: [K+]
v6.0
October 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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