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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2zdq
LIGASE HEADER
CRYSTAL STRUCTURE OF D-ALANINE:D-ALANINE LIGASE WITH ATP AND D-ALANINE:D-ALANINE FROM THERMUS THERMOPHIUS HB8 TITLE
D-ALANINE--D-ALANINE LIGASE 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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DAL B 403
13B GLU
16B VAL
82B HIS
87B GLU
158B GLY
159B SER
229B TYR
268B ARG
284B ASN
286B ILE
287B PRO
288B GLY
DAL A 401
13A GLU
16A VAL
82A HIS
87A GLU
158A GLY
159A SER
229A TYR
268A ARG
284A ASN
286A ILE
287A PRO
288A GLY
ATP B1502
116B LYS
131B VAL
151B PHE
153B LYS
157B THR
158B GLY
159B SER
160B SER
163B ILE
165B ARG
189B GLU
190B LYS
191B ALA
192B LEU
195B VAL
197B GLU
199B GLU
218B TYR
222B PHE
223B TYR
228B LYS
268B ARG
270B ASP
272B PHE
281B ASN
282B GLU
284B ASN
ATP A1501
116A LYS
131A VAL
151A PHE
153A LYS
157A THR
158A GLY
159A SER
160A SER
163A ILE
165A ARG
189A GLU
190A LYS
191A ALA
192A LEU
195A VAL
197A GLU
218A TYR
222A PHE
223A TYR
228A LYS
268A ARG
270A ASP
272A PHE
281A ASN
282A GLU
284A ASN
DAL B 404
199B GLU
223B TYR
228B LYS
229B TYR
268B ARG
288B GLY
292B THR
293B SER
294B MET
295B TYR
DAL A 402
199A GLU
223A TYR
228A LYS
229A TYR
268A ARG
288A GLY
292A THR
293A SER
294A MET
295A TYR
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).

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apo-structure
pdb ID
2yzg Details
other holo-structures
pdb ID Ligand Unique ID
2zdh ADPA_701 _MGA_812 _MGA_811 Details
ADPB_702 _MGB_813
2zdg ADPA_401 Details
ADPB_402
2yzn ANPA_401 Details
ANPB_402
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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ATP NAME: ADENOSINE-5'-TRIPHOSPHATE
FORMULA: C10 H16 N5 O13 P3
SMILES: Nc1ncnc2[n](cnc12)C3OC(COP(O)(=O)OP(O)(=O)OP(O)(O)=O)C(O)C3O
DAL NAME: D-alanine
FORMULA: C3 H6 N1 O2
SMILES: CC(N)C(O)=OD-alanine
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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