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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1qyw
OXIDOREDUCTASE HEADER
CRYSTAL STRUCTURE OF HUMAN ESTROGENIC 17BETA-HYDROXYSTEROID DEHYDROGENASE COMLEX WITH ANDROSTANEDIONE AND NADP TITLE
ESTRADIOL 17 BETA-DEHYDROGENASE 1 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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NAP D 361
8B THR
9B GLY
11B SER
12B SER
13B GLY
14B ILE
36B LEU
37B ARG
38B ASP
41B THR
64B LEU
65B ASP
66B VAL
67B ARG
90B ASN
91B ALA
92B GLY
93B LEU
113B VAL
190B THR
NAP C 361
8A THR
9A GLY
11A SER
12A SER
13A GLY
14A ILE
35A THR
37A ARG
38A ASP
41A THR
64A LEU
65A ASP
66A VAL
67A ARG
90A ASN
91A ALA
92A GLY
93A LEU
113A VAL
190A THR
5SD C 500
96A LEU
142A SER
143A VAL
147A MET
149A LEU
150A PRO
152A ASN
155A TYR
186A GLY
187A PRO
188A VAL
218A TYR
221A HIS
222A SER
225A VAL
226A PHE
259A PHE
262A LEU
279A MET
282A GLU
283A VAL
5SD D 500
96B LEU
142B SER
143B VAL
144B GLY
147B MET
149B LEU
150B PRO
152B ASN
155B TYR
186B GLY
187B PRO
188B VAL
218B TYR
221B HIS
222B SER
225B VAL
226B PHE
259B PHE
262B LEU
279B MET
282B GLU
283B VAL
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
1bhs Details
other holo-structures
pdb ID Ligand Unique ID
1jtv TESD_500 Details
TESC_500
3dhe ANDC_400 Details
ANDD_400
1qyx NAPD_361 Details
NAPC_361
ASDD_500
ASDC_500
1equ NAPC_287 Details
EQIC_286 NAPC_285
1qyv NAPD_361 Details
NAPC_361
1i5r GOLB_401 HYCB_301 Details
1dht DHTD_400 Details
DHTC_400
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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NAP NAME: NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
FORMULA: C21 H28 N7 O17 P3
SMILES: NC(=O)c1ccc[n+](c1)C2OC(COP([O-])(=O)OP(O)(=O)OCC3OC(C(OP(O)(O)=O)C3O)[n]4cnc5c(N)ncnc45)C(O)C2O
5SD NAME: 5ALPHA-ANDROSTAN-3,17-DIONE
FORMULA: C19 H28 O2
SMILES: CC12CCC(=O)CC1CCC3C2CCC4(C)C3CCC4=O
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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