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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1y7t
OXIDOREDUCTASE HEADER
CRYSTAL STRUCTURE OF NAD(H)-DEPENENT MALATE DEHYDROGENASE COMPLEXED WITH NADPH TITLE
MALATE DEHYDROGENASE 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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NDP C1334
9A THR
10A GLY
12A ALA
13A GLY
14A GLN
15A ILE
40A LEU
41A GLU
42A ILE
45A ALA
73A PRO
86A VAL
87A GLY
88A ALA
89A ALA
90A PRO
107A ILE
111A GLN
128A VAL
129A GLY
130A ASN
154A MET
157A LEU
240A SER
241A SER
242A ALA
245A ALA
NDP C2334
9B THR
10B GLY
12B ALA
13B GLY
14B GLN
15B ILE
16B GLY
40B LEU
41B GLU
42B ILE
45B ALA
73B PRO
86B VAL
87B GLY
88B ALA
89B ALA
90B PRO
91B ARG
107B ILE
111B GLN
128B VAL
129B GLY
130B ASN
154B MET
157B LEU
161B ARG
240B SER
241B SER
242B ALA
245B ALA
TMN C1335
130A ASN
230A GLY
231A ALA
234A ILE
240A SER
241A SER
TMN C1336
130A ASN
132A ALA
154A MET
157A LEU
158A ASP
161A ARG
186A HIS
187A SER
226A VAL
227A ALA
TMN C2335
130B ASN
230B GLY
231B ALA
234B ILE
240B SER
241B SER
TMN C2336
130B ASN
132B ALA
154B MET
157B LEU
158B ASP
161B ARG
186B HIS
187B SER
190B MET
226B VAL
227B ALA
230B GLY
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):

» Jmol
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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
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).

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apo-structure
pdb ID
1iz9 Details
other holo-structures
pdb ID Ligand Unique ID
2cvq NAPC1334 TMNC4621 TMNC4623 Details
NAPC_334 TMNC4617 TMNC4619
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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NDP NAME: NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
FORMULA: C21 H30 N7 O17 P3
SMILES: NC(=O)C1=CN(C=CC1)C2OC(COP(O)(=O)OP(O)(=O)OCC3OC(C(OP(O)(O)=O)C3O)[n]4cnc5c(N)ncnc45)C(O)C2O
TMN NAME: TRIS(HYDROXYMETHYL)AMINOMETHANE
FORMULA: C4 H11 N1 O3
SMILES: [NH3+]C(CO)(CO)CO
v3.0
January 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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