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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1g6c
TRANSFERASE HEADER
THIAMIN PHOSPHATE SYNTHASE TITLE
THIAMIN PHOSPHATE SYNTHASE 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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IFP A2001
29A TYR
31A ILE
57A GLN
59A ARG
92A ASN
107A HIS
130A ALA
147A TYR
149A GLY
159A LYS
184A VAL
186A ILE
206A SER
TZP A2005
31A ILE
59A ARG
151A GLY
152A PRO
156A THR
158A THR
159A LYS
162A THR
186A ILE
187A GLY
188A GLY
189A ILE
206A SER
207A MET
208A ILE
209A SER
210A ALA
POP A2003
59A ARG
61A LYS
92A ASN
107A HIS
109A GLY
110A GLN
111A GLU
112A ASP
130A ALA
159A LYS
MG A2007
61A LYS
92A ASN
93A ASP
109A GLY
112A ASP
IFP B2002
1029B TYR
1031B ILE
1057B GLN
1059B ARG
1092B ASN
1107B HIS
1130B ALA
1132B HIS
1147B TYR
1149B GLY
1159B LYS
1184B VAL
1186B ILE
1206B SER
TZP B2006
1031B ILE
1059B ARG
1132B HIS
1151B GLY
1152B PRO
1156B THR
1158B THR
1159B LYS
1162B THR
1186B ILE
1187B GLY
1188B GLY
1189B ILE
1206B SER
1207B MET
1208B ILE
1209B SER
1210B ALA
POP B2004
1059B ARG
1061B LYS
1092B ASN
1107B HIS
1109B GLY
1110B GLN
1111B GLU
1112B ASP
1130B ALA
1132B HIS
1159B LYS
MG B2008
1061B LYS
1092B ASN
1093B ASP
1109B GLY
1112B 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):

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
1g4e Details
other holo-structures
pdb ID Ligand Unique ID
none
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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IFP NAME: 2-TRIFLUOROMETHYL-5-METHYLENE-5H-PYRIMIDIN-4-YLIDENEAMINE
FORMULA: C6 H4 N3 F3
SMILES: FC(F)(F)C1=NC(=N)C(=C)C=N1
POP NAME: PYROPHOSPHATE 2-
FORMULA: H2 O7 P2
SMILES: OP([O-])(=O)OP(O)([O-])=O
MG NAME: MAGNESIUM ION
FORMULA: MG1
SMILES: [Mg++]
TZP NAME: 4-METHYL-5-HYDROXYETHYLTHIAZOLE PHOSPHATE
FORMULA: C6 H10 N1 O4 P1 S1
SMILES: Cc1ncsc1CCOP(O)(O)=O
v9.7
April 2012
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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