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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1sby
OXIDOREDUCTASE HEADER
ALCOHOL DEHYDROGENASE FROM DROSOPHILA LEBANONENSIS COMPLEXED WITH NAD+ AND 2,2,2-TRIFLUOROETHANOL AT 1.1 A RESOLUTION TITLE
ALCOHOL 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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NAD C1255
11A VAL
12A ALA
14A LEU
15A GLY
16A GLY
17A ILE
18A GLY
37A ASP
38A ARG
39A VAL
62A TYR
63A ASP
64A VAL
65A THR
91A GLY
92A ALA
93A GLY
94A ILE
102A ARG
106A ILE
136A ILE
137A CYS
138A SER
151A TYR
155A LYS
181A PRO
182A GLY
183A ILE
184A THR
186A THR
187A PRO
188A LEU
189A VAL
NAD C2255
11B VAL
12B ALA
14B LEU
15B GLY
16B GLY
17B ILE
18B GLY
37B ASP
38B ARG
39B VAL
62B TYR
63B ASP
64B VAL
91B GLY
92B ALA
93B GLY
94B ILE
102B ARG
106B ILE
136B ILE
137B CYS
138B SER
151B TYR
155B LYS
181B PRO
182B GLY
183B ILE
184B THR
186B THR
187B PRO
188B LEU
189B VAL
ETF C1256
95A LEU
138A SER
139A VAL
140A THR
145A ILE
151A TYR
181A PRO
183A ILE
188A LEU
189A VAL
206A LEU
ETF C2256
95B LEU
138B SER
139B VAL
140B THR
145B ILE
148B VAL
151B TYR
181B PRO
183B ILE
188B LEU
189B VAL
206B 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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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
1a4u Details
other holo-structures
pdb ID Ligand Unique ID
1b15 NAEC_255 Details
NAEC_256
1b16 NAQC_500 Details
NAQC_600
1b14 NADC_255 Details
NADC_256
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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ETF NAME: TRIFLUOROETHANOL
FORMULA: C2 H3 O1 F3
SMILES: OCC(F)(F)F
NAD NAME: NICOTINAMIDE-ADENINE-DINUCLEOTIDE
FORMULA: C21 H27 N7 O14 P2
SMILES: NC(=O)c1ccc[n+](c1)C2OC(COP([O-])(=O)OP(O)(=O)OCC3OC(C(O)C3O)[n]4cnc5c(N)ncnc45)C(O)C2O
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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