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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2dkd
ISOMERASE HEADER
CRYSTAL STRUCTURE OF N-ACETYLGLUCOSAMINE-PHOSPHATE MUTASE, A MEMBER OF THE ALPHA-D-PHOSPHOHEXOMUTASE SUPERFAMILY, IN THE PRODUCT COMPLEX TITLE
PHOSPHOACETYLGLUCOSAMINE MUTASE 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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NG1 B 902
26B THR
27B ALA
30B ARG
67B HIS
295B ARG
346B TYR
368B THR
369B GLY
370B VAL
387B GLU
389B ASN
391B HIS
467B LEU
512B ARG
514B SER
515B GLY
516B THR
521B ARG
NG1 A 901
26A THR
27A ALA
30A ARG
67A HIS
295A ARG
346A TYR
368A THR
369A GLY
370A VAL
387A GLU
389A ASN
391A HIS
467A LEU
512A ARG
514A SER
515A GLY
516A THR
521A ARG
PO4 A 911
27A ALA
30A ARG
66A SER
67A HIS
76A LYS
292A ASP
294A ASP
295A ARG
391A HIS
PO4 B 912
30B ARG
66B SER
67B HIS
76B LYS
290B ASP
294B ASP
295B ARG
391B HIS
ZN B 922
66B SER
290B ASP
292B ASP
294B ASP
ZN A 921
66A SER
290A ASP
292A ASP
294A ASP
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
2dka Details
other holo-structures
pdb ID Ligand Unique ID
2dkc 16GB_702 PO4B_801 _ZNB_902 Details
16GA_701 _ZNA_901 PO4A_802
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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NG1 NAME: N-ACETYL-ALPHA-D-GALACTOSAMINE 1-PHOSPHATE
FORMULA: C8 H16 N1 O9 P1
SMILES: CC(=O)NC1C(O)C(O)C(CO)OC1OP(O)(O)=O
ZN NAME: ZINC ION
FORMULA: ZN1
SMILES: [Zn++]
PO4 NAME: PHOSPHATE ION
FORMULA: O4 P1
SMILES: [O-]P([O-])([O-])=O
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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