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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2au8
HYDROLASE HEADER
CATALYTIC INTERMEDIATE STRUCTURE OF INORGANIC PYROPHOSPHATASE TITLE
INORGANIC PYROPHOSPHATASE 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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MN J 202
20D GLU
29D LYS
31D GLU
55D TYR
56D GLY
57D TYR
67D ASP
68D PRO
70D ASP
MN I 202
20C GLU
29C LYS
31C GLU
55C TYR
56C GLY
57C TYR
67C ASP
68C PRO
70C ASP
PO4 J 180
29D LYS
31D GLU
43D ARG
55D TYR
65D ASP
67D ASP
70D ASP
102D ASP
104D LYS
MN J 204
29D LYS
31D GLU
42D ASP
43D ARG
65D ASP
67D ASP
PO4 I 180
29C LYS
31C GLU
43C ARG
55C TYR
65C ASP
67C ASP
70C ASP
102C ASP
104C LYS
MN I 204
29C LYS
31C GLU
42C ASP
43C ARG
65C ASP
67C ASP
MN J 203
43D ARG
65D ASP
97D ASP
99D ALA
102D ASP
141D TYR
142D LYS
MN I 203
43C ARG
65C ASP
97C ASP
99C ALA
102C ASP
141C TYR
142C LYS
CL J 208
55D TYR
95D MET
97D ASP
102D ASP
104D LYS
138D PHE
141D TYR
142D LYS
CL I 208
55C TYR
95C MET
97C ASP
102C ASP
104C LYS
138C PHE
141C TYR
142C LYS
MN J 201
63D SER
65D ASP
68D PRO
70D ASP
102D ASP
MN I 201
63C SER
65C ASP
68C PRO
70C ASP
102C 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):

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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).

Clicking the blue 'Hide table of related structures' button removes the entire table.

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apo-structure
pdb ID
1igp Details
other holo-structures
pdb ID Ligand Unique ID
2au6 POPJ_182 _MNJ_204 __FJ_211 _MNJ_203 _MNJ_202 _MNJ_201 Details
POPL_182 _MNL_201 _MNL_202 _MNL_204 _MNL_203 __FL_211
POPI_182 _MNI_201 _MNI_204 _MNI_203 _MNI_202 __FI_211
POPK_182 _MNK_201 _MNK_204 _MNK_202 _MNK_203 __FK_211
POPG_182 _MNG_202 _MNG_203 _MNG_201 _MNG_204 __FG_211
POPH_182 _MNH_203 __FH_211 _MNH_204 _MNH_202 _MNH_201
2auu POPK_180 _MGK_202 _MGK_204 _MGK_203 _MGK_201 __FK_211 Details
POPL_180 _MGL_202 _MGL_201 _MGL_203 __FL_211 _MGL_204
POPI_180 _MGI_202 _MGI_201 _MGI_203 _MGI_204 __FI_211
POPJ_180 _MGJ_201 __FJ_211 _MGJ_202 _MGJ_203 _MGJ_204
POPH_180 _MGH_202 _MGH_201 __FH_211 _MGH_204 _MGH_203
POPG_180 _MGG_203 _MGG_202 __FG_211 _MGG_204 _MGG_201
2au9 POPH_180 _MNH_203 __FH_211 _CLH_208 _MNH_204 _MNH_202 _MNH_201 Details
POPL_180 _MNL_201 _MNL_202 _MNL_204 _CLL_208 _MNL_203 __FL_211
POPK_180 _MNK_201 _MNK_204 _MNK_202 _MNK_203 _CLK_208 __FK_211
POPJ_180 _CLJ_208 _MNJ_204 __FJ_211 _MNJ_203 _MNJ_202 _MNJ_201
POPG_180 _MNG_202 _CLG_208 _MNG_203 _MNG_201 _MNG_204 __FG_211
POPI_180 _MNI_201 _MNI_204 _MNI_203 _MNI_202 _CLI_208 __FI_211
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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PO4 NAME: PHOSPHATE ION
FORMULA: O4 P1
SMILES: [O-]P([O-])([O-])=O
CL NAME: CHLORIDE ION
FORMULA: CL1
SMILES: [Cl-]
MN NAME: MANGANESE (II) ION
FORMULA: MN1
SMILES: [Mn++]
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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