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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3i3x
TRANSFERASE HEADER
STRUCTURAL BASIS FOR THE SUGAR NUCLEOTIDE AND ACYL CHAIN SELECTIVITY OF LEPTOSPIRA INTERROGANS LPXA TITLE
ACYL-[ACYL-CARRIER-PROTEIN]--UDP-N- 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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U22 A 901
68A GLN
69A ASP
70A LEU
95A HIS
111C TYR
113C MET
117A HIS
119A GLY
120A HIS
129C ILE
131C THR
132C HIS
135A VAL
137A ALA
138A GLY
139A HIS
147C PHE
149C SER
150C GLY
153A ALA
154A VAL
155A HIS
156A GLN
157A PHE
165C MET
168C GLY
171A LYS
172A VAL
173A VAL
181C THR
193C ASN
195C VAL
196C GLY
199C ARG
253A ARG
U22 B 901
68B GLN
69B ASP
70B LEU
95B HIS
111A TYR
113A MET
117B HIS
119B GLY
120B HIS
129A ILE
131A THR
132A HIS
135B VAL
137B ALA
138B GLY
139B HIS
147A PHE
149A SER
150A GLY
153B ALA
154B VAL
155B HIS
156B GLN
157B PHE
165A MET
168A GLY
171B LYS
172B VAL
173B VAL
181A THR
193A ASN
195A VAL
196A GLY
199A ARG
253B ARG
U22 C 901
68C GLN
69C ASP
70C LEU
95C HIS
111B TYR
113B MET
117C HIS
119C GLY
120C HIS
129B ILE
131B THR
132B HIS
135C VAL
137C ALA
138C GLY
139C HIS
147B PHE
149B SER
150B GLY
153C ALA
154C VAL
155C HIS
156C GLN
157C PHE
165B MET
168B GLY
171C LYS
172C VAL
173C VAL
181B THR
193B ASN
195B VAL
196B GLY
199B ARG
253C ARG
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
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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
3hsq Details
other holo-structures
pdb ID Ligand Unique ID
3i3a S2NC_260 Details
S2NB_260
S2NA_260
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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U22 NAME: not_found
FORMULA: not_found
SMILES: not_found
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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