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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1rxc
TRANSFERASE HEADER
E. COLI URIDINE PHOSPHORYLASE: 5-FLUOROURACIL RIBOSE-1- PHOSPHATE COMPLEX TITLE
URIDINE PHOSPHORYLASE 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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R1P D2082
7D PHE
8D HIS
48D ARG
69C ILE
76D ILE
94C THR
162C PHE
197C MET
URF C2081
7D PHE
94C THR
95C THR
96C GLY
162C PHE
166C GLN
168C ARG
195C TYR
196C GLU
197C MET
220C ILE
221C VAL
223C ARG
229C PRO
URF E2031
7F PHE
94E THR
95E THR
96E GLY
162E PHE
166E GLN
168E ARG
195E TYR
196E GLU
197E MET
220E ILE
221E VAL
223E ARG
229E PRO
R1P F2032
7F PHE
8F HIS
48F ARG
69E ILE
76F ILE
94E THR
162E PHE
197E MET
R1P E2002
7E PHE
8E HIS
26F GLY
30F ARG
48E ARG
69F ILE
76E ILE
91F ARG
93F GLY
94F THR
162F PHE
196F GLU
197F MET
198F GLU
220F ILE
R1P C2022
7C PHE
8C HIS
26D GLY
30D ARG
48C ARG
69D ILE
91D ARG
93D GLY
94D THR
162D PHE
196D GLU
197D MET
198D GLU
URF C2021
7C PHE
94D THR
95D THR
96D GLY
162D PHE
166D GLN
168D ARG
195D TYR
196D GLU
197D MET
220D ILE
221D VAL
223D ARG
229D PRO
R1P A2012
7A PHE
8A HIS
26B GLY
30B ARG
48A ARG
69B ILE
91B ARG
93B GLY
94B THR
162B PHE
196B GLU
197B MET
198B GLU
220B ILE
URF A2011
7A PHE
94B THR
95B THR
96B GLY
162B PHE
166B GLN
168B ARG
195B TYR
196B GLU
197B MET
220B ILE
221B VAL
223B ARG
229B PRO
R1P C2082
26C GLY
30C ARG
48D ARG
69C ILE
91C ARG
92C ILE
93C GLY
94C THR
196C GLU
197C MET
198C GLU
R1P E2032
26E GLY
30E ARG
48F ARG
69E ILE
91E ARG
93E GLY
94E THR
196E GLU
197E MET
198E GLU
URF D2081
94C THR
162C PHE
195C TYR
196C GLU
URF F2031
94E THR
162E PHE
195E TYR
URF E2001
94F THR
95F THR
96F GLY
162F PHE
166F GLN
168F ARG
195F TYR
196F GLU
197F MET
220F ILE
221F VAL
223F ARG
229F PRO
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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» Jmol
» Jmol
» Jmol
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
1t0u Details
other holo-structures
pdb ID Ligand Unique ID
1rxu PO4E2061 THME2062 PO4F2061 Details
PO4C2041 PO4D2041 THMC2042
PO4A2011 THMA2012 PO4B2011 THMB2012
PO4E2051 PO4F2051 THME2052 THMF2052
PO4C2031 PO4D2031 THMC2032 THMD2032
PO4A2021 PO4B2021 THMA2022
1rxs DURB2012 PO4B2011 Details
DURA3012 DURa3012 PO4A3011
DURC2022 PO4C2021
V7Oa5014 V7Oc5014 V7Ob5013 V7Ob5014 V7Oc5013
DURC3032 PO4c3031 PO4C3031 DURc3032
DURB3022 PO4B3021 DURb3022
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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R1P NAME: RIBOSE-1-PHOSPHATE
FORMULA: C5 H11 O8 P1
SMILES: OCC1OC(OP(O)(O)=O)C(O)C1O
URF NAME: 5-FLUOROURACIL
FORMULA: C4 H3 N2 O2 F1
SMILES: FC1=CNC(=O)NC1=O
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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