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ICM-Products Feature Comparison


Click on a Category to View Features

Graphics and Display

Molecular Documents for Web and PowerPoint

Protein Structure Analysis

Bioinformatics

Homology Modeling

Docking and Virtual Screening

Interactive 3D Ligand Editor

Molecular Mechanics

Cheminformatics

We do our best to keep this list as accurate as possible but please contact us if you have any questions about any particular features and we will be happy to answer any questions you have.

Graphics and DisplayICM-Browser
Free
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Graphics Options
Read and display protein structures (e.g PDB) and chemicals (e.g. SDF and Mol2).
Save publication quality images.
Molecule representations: wire, xstick, cpk, ribbon
Fog effect.
Shadow effect.
Side-by-side stereo.
Adjustable perspective.
Adjustable lighting.
Residue and atom labeling.
2D and 3D user defined labels.
Background images
Protein-Ligand Interaction Display
One click ligand pocket display.
Ligand pocket colored by binding properties.
Ligand surface colored by binding properties.
Color surface by proximity to Molecule.
Dynamic hydrogen bond display.
Display intermolecular hydrogen bonds.
Easy off and on display of hydrogen bonds.
Export hydrogen bond list to table.
Select hydrogen bond atom pairs.
Change the representation of hyrdrogen bonds (e.g. dotted line, spheres, solid line, telescopic, even).
Color hydrogen bond by energy (red strong-->blue weak)
Change the representation of hydrogen bond style based on energy or atom size}
Set the hydrogen bond minimum energy.
Surfaces
Display ligand binding pocket surfaces.
Generate and display plain solid surfaces.
Generate and display macroshapes
Build electrostatic and binding property surfaces.
Connect and rotate/translate mesh/surface.
Resize or move mesh/surface.
Crop mesh/surface.
Save mesh/surface as wavefront object.
Load and display 3D object files from Google Sketchup or in obj, kmz, dae, dmz, 3Dxml format.
Movie Making
Screen shot movie making.
View defined movie making.
Molecular Documents for Web and PowerPointICM-Browser
Free
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Build and save fully interactive molecular documents.
Display fully interactive 3D documents in PowerPoint or the Web using free ActiveICM plugin.
Memorize viewpoints and save slides.
Edit, delete, overwrite and move slides.
Memorize animations (e.g rocking, rotaion)
Memorize transitions (e.g blend, smooth)
Fully interruptable animations and transitions
Create HTML documents.
Create hyperlinks to 3D fully interactive slides.
Insert images.
Insert scripts.
Insert dialog boxes and check boxes.
Protein Structure AnalysisICM-Browser
Free
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Dynamic link to the Protein Data Bank
One click search and download PDB structures.
Search PDB by keyword.
Search PDB by author.
Search PDB by experiment type or resolution.
Search PDB by Uniprot code.
Search PDB by chemical smiles string.
Search PDB by sequence pattern.
Search PDB by sequence homology.
Tabulated PDB data for easy manipulation, sorting and searching.
Read and display all NMR models from a single PDB file in one click.
Automatically display structure occupancy.
One-click to extract PDB sequence.
Find related chains in the PDB.
PDB File Preparation
Convert PDB to an ICM Object.
Automatic but controled detection and fix of PDB problems.
Add and optimize hydrogen atoms.
Identification of optimal positions of added polar hydrogens.
Assignment of the most isomeric form of histidine.
Identification of the correct side-chain orientation of glutamine and asparagine.
Display hydrogen bonds.
Protein Superposition
Superimpose multiple structures and calculate RMSD.
On the fly graphical superposition.
Superimpose by specific interatomic pairs.
Superimpose by 3D strucure using visible atoms, C-Alpha, backbone or heavy atoms.
Sequence alignment superposition.
Superimpose multiple protein structures by alignment, residue number, exact match and by visible atoms, C-Alpha, backbone or heavy atoms.
Weighted iterative superposition or single global supeposition for multiple proteins.
Protein Structure Analysis
Calculate protein-protein (inter/intra) contact area.
Calculate protein-ligand contact area
Display contact residues according to their contact area e.g. thick sticks for highest contact.
Contact areas are tabulated in a fully-interactive clickable table.
Calculate solvent accessible area of many different selection types.
Surface area is tabulated in a fully-interactive clickable table.
Measure distances between atoms (all to all, intermolecular or intramolecular)..
Measure planar angles.
Measure dihedral angles.
Display and undisplay distances and angles in the graphical user interface.
Build fully interactive clickable Ramachandran plots.
Tablulate Phi, Psi, Omg angles.
Save Ramachandran plot as a publication-quality image.
Ligand Binding Pocket and Cavity Prediction
Predict and display cavities.
Predict and display ligand binding pockets.
Calculate ligand pocket volume, area and radius.
Volume and area of pockets displayed in fully interactive plot.
References: An et al 1995, Nicola et al 2008
Protein-Protein Interaction Site Prediction
Protein-protein interaction site prediction using the ICM Optimal Docking Area (ODA) method.
Color the protein by protein-protein interaction hotspots.
Tabulate the ODA prediction for each residue in a fully-interactive table.
References: Fernandez-Recio et al 2005
Protein Health
Calculate relative energy of each residue in a protein.
Color selected residues by strain.
Normalized Energy values for each residue are displayed in a fully interactive table.
References: Maiorov and Abagyan 1998
Predict Side Chain Flexibility
Systematically sample rotamers for each residue side-chain and uses the resulting ensemles to evaluate energy-weighted RMSD for every side-chain atom.
Color the structure by side-chain flexibility.
Conformational entropy for each residue side-chain is calculated and stored in a fully-interactive table.
Crystallographic Analysis
Crystallographic Neighbor
Determine symmetry neighbors for a selection or complete PDB file.
Define a radius around the selection from which you wish to construct symmetry related molecules.
Append symmetry related molecules to one another.
Display fragments of symmetry related molecules.
Color individual symmetry related molecules a unique color.
Crystallographic Cell
Biomolecule Generator
Direct link to the Uppsala Electron Density Server
Contour electron density map.
Contour electron density map according to selection at atom, residue, molecule or object level.
Define sigma level for display, interactively adjust sigma level and display.
Color contours according to sigma level.
Display the original crystallographic cell of an electron density map.
Convert electron density map to grid energy map for real space refinement.
BioinformaticsICM-Browser
Free
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Sequence Analysis
Read in sequences and alignment in many different formats including FASTA.
Direct link to the UniProt sequence database.
Direct link to PFam.
Calculate sequence residue content a table and graph of residue frwequencies will be displayed.
Predict sequence secondary structure.
Six frame translation.
Set sequence type e.g Protein or DNA.
Fully interactive sequence editor.
Save sequence as an image.
Save a sequence in a variety of formats.
Sequence Alignments
Align two sequences.
Seven alignment comparison matrices to choose from.
A variety of alignment methods available including ZEGA, H-align, Needleman-Wunsch, Smith-Waterman and Wilbur-Lipman.
Adjust parameters such as Gap Open, Gap Extension.
Perform sequence to structure alignment.
Align DNA to Protein.
Multiple Sequence Alignments
Dynamic and feature-rich multiple sequence alignment editor.
Easy drag and drop alignment construction.
Link the alignment to 3D protein structures in the graphical display. e.g. select a region in the alignment and this selection will be propogated onto the protein structure.
Extract a sub alignment.
Cut a vertical alignment block.
Reorder sequences in an alignment.
Extract unique sequences.
Hide/Show gaps in the alignment.
Compress gaps in the alignment.
Search in an alignment.
Save and export a high quality image of the alignment.
Copy the alignment to clipboard.
Build a residue number table of the alignment.
Build a residue label table of the alignnent.
Cut a selected block of an alignment.
Make a sequence QSAR table.
Copy and paste selected regions of an alignment.
Annotate regions of an alignment.
Shade regions of an alignment.
Change the font color in an alignment.
Set fonts to bold.
Draw a box around a region of an alignment.
Add a title to an alignment.
Display the consensus sequence of the alignment.
Display the sequence profile at each point of the alignment.
Display sequence ruler.
Display sequence tree.
Display the sequences in the alignment as unaligned.
View differences in the alignment.
Color the alignment by a variety of built-in and user-defined color schemes. For example you can adjust the consensus strength and color or color by hydrophobicity.
Make complex selections in the alignment. This is helpful when the alignment is linked to a 3D structure.
Display sequence secondary structure.
Sequence Search
ICM-Pro provides a fast tool to search any Blast-formatted database with a query sequence and generate an alignment on the fly.
Search by sequence similarity.
Search by sequence homology.
Homology ModelingICM-Browser
Free
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From $99
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Sensitive sequence search for template identification.
√ requires Homology
Fast model building - the algorithm builds the model with all loops in seconds.
√ requires Homology
Local reliability prediction and model validation features.
√ requires Homology
Model refinement using ICM global optimization.
√ requires Homology
Membrane protein modeling.
√ requires Homology
High-throughput homology modeling.
√ requires Homology
Loop Modeling
Sample loop conformations using BPMC
√ requires Homology
Loop prediction based on loop database generated from the PDB
√ requires Homology
Fully-interactive table of loop conformations ranked by energy is displayed.
√ requires Homology
Click on the table to load loop conformation.
√ requires Homology
Ligand Docking and Virtual ScreeningICM-Browser
Free
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Dock ligands directly from a chemical spreadsheet.
Dock a loaded ligand in 3D.
Dock directly from Mol or SDF file.
Dock up to 100 compounds at a time. If you need to dock more use ICM-VLS.
Change length of docking simulation (thoroughness)
Store alternative conformations.
Post-Docking
Multiple solutions ranked by energy.
Interactively browse docking hits.
Display ligand binding pocket whilst browsing.
Display dynamic hydrogen bonds whilst browsing.
Browse binding poses ranked by energy store in a stack.
Template Docking
Dock a ligand directly to a template small molecule in the binding site.
√ requires VLS or Chem
Template match method options: substructure, atom name, fuzzy or Atomic Property Field.
√ requires VLS or Chem
Dock to Electron Density
Methods for incorporating Induced Fit
Ligand guided docking.
Explicit group docking.
Multiple receptor docking (4D docking). Dock to many receptor conformation at one time to represent flexibility in the ligand binding site.
Virtual Ligand Screening
Fast and accurate docking and scoring procedure.
√ requires VLS
Screen large databases from chemical vendors or directly from MolCart.
√ requires VLS
Docking Preferences
Sample racemic centers.
Sample double bond cis trans.
Relax covalent geometry.
Flexible ring sampling.
Keep carboxyls neutral.
Charge group options: none, NH2, NH2NH, NH@ NH NT, imidazole or auto.
A variey of binding site display options.
Protein-Protein Docking
Dock to specific epitopes on the surface of the receptor.
Sample only specific epitope sites on the ligand.
Dock to the whole receptor (if no binding site is predicted).
Flexible ligand and receptor represented by maps.
Flexible ligand-recptor refinement.
Run multiple jobs on different machines in a cluster.
Ranked results table with energy values displayed including - van der Waals grid potential, hydrogen bonding grid potential, electrostatics grid potential, hydrophobic potential, polar terms of the solvation energy, aliphatic terms of the solvation energy, romatic terms of the solvation energy and a weighted total of the solvation energy terms.
Interactive 3D Ligand EditorICM-Browser
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Interactively edit a ligand bound to a receptor in 3D.
Modify terminal atom with a chemical group (customizable groups).
Fast building of heavy atom neighbors.
Change atom properties.
Join fragments by linkers.
Change bond types.
Edit ligand in 2D molecular editor.
Delete atoms and bonds.
Display hydrogen bonds, binding pocket, and atomic energy circles.
Add edited ligands to table and save.
Add edited ligands to chemical table and save.
Convenient undo and redo modification feature.
Minimize edited ligand.
Dock and/or minimize edited ligand.
On the fly docking and scoring of ligand or replacement groups.
√ requires VLS
Fragment docking.
Restrain parts of ligand during docking (tethered docking).
Receptor side-chain refinement.
In built ligand-receptor interaction display features.
Molecular MechanicsICM-Browser
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Available Energy and Penalty Terms for Structure Prediction
A variety of energy and grid terms are available which are described in detail here
Set tethers restraints between atoms.
Delete tethers.
Set upper and lower boundaries of tethers.
Set tether weights.
Set tethers as a constant force.
Set distance restraints between atoms.
Minimization
Minimize Cartesian in Merck Molecular Force Field (MMFF)
Local minimization.
Minimize all atoms.
Minimize side chains.
Minimize hydrogens.
Minimize molecule position.
Adjust length of minimization.
Adjust a number of minimization parameters described here
Biased Probability Monte Carlo Simulations
Global optimization using the ICM Biased Probability Monte Carlo (BPMC) method (Abagyan et al 1994).
Adjust a number of BPMC parameters described here
Generate multiple receptor conformations (can be used in docking).
Optimize side chains.
Optimize ligand vicinity.
Optimize hydrogen bonds.
Force Fields
Select from 4 different force fields, ecepp, ecepp05, icmff and mmff
Set force field types and charges.
Regularization
Regularization options and features are described here
Edit Molecule Structure
Set bond type.
Set formal charge.
Set chirality.
Build hydrogens.
Set disulfide bonds.
Make bonds.
Make bonds by distance.
Delete bonds.
Set occupancy.
Set B-factor.
Make mutations and see the effect on energy of the structure or use for docking.
Modify group.
Randomize atoms.
Collection of Molecule Conformations(Stack).
View stack by loading a fully interactive clickable table.
Play all stack conformations in a loop (movie-like).
Add an additional conformation to an existing stack.
Store stack in an object.
Delete stack.
Compare conformations in a stack.
Recaluclate energies in a stack.
Impose a conformation from a stack onto an object.
Generate stack of normal mode backbone movements.
Plotting Tools
Make fully interactive colorful X-Y plots and histograms with up to 4 dimensions.
Save plot and histogram as image.
Zoom in/out on one or both dimensions.
Many plot customizing features including, mark size and shape, string labels, coloring, least square fitting line...
Represent up to five dimensions of data using X-Y-color-size-shape.
Selections made in plots are linked to the spreadsheet.
Print plots.
CheminformaticsICM-Browser
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Draw and Edit Chemicals
Sketch bonds and atoms.
Amino acid templates.
Base templates.
Bicyclic templates
Ring templates.
Template dictionary of drug compounds.
Fully-customizable one-click templates
Chemical properties are monitored on-the-fly as you sketch. Monitors are fully customizable.
Monitor chemical formula, SMILES, International Union of Pure and Applied Chemistry (IUPAC Name), Molecular Weight, Number of Hydrogen Bond Acceptors, Number of Hydrogen Bond Donors, Number of Rotatable Bonds,DrugLikeness, Prediction model build for delta Hf in gas property, MolLogP, Polar Surface Area, MolLogS, MolVolume, Bad ADME-Tox Groups .
One click annotation, and highlighting of chemical groups, and bad groups.
Assign stereocenters.
Append molecules to chemical spreadsheets, edit chemical spreadsheets in molecular editor.
Append molecules to SDF file.
Sketch 2D pharmacophores.
Sketch Markush structures.
Sketch chemical reactions.
Add text labels to chemical sketches.
Chemical Spreadsheets
Display and manipulate multiple chemical spreadsheets.
Custom view options: table, grid, and form views.
Find and replace in chemical spreadsheet.
Chemical transformations such as charging/discharging basic or acidic groups.
Add new entries, insert/delete column or row.
Column calculators such as MolWeight() LogP() as well as arithmetics (ColumnZ = ColumnX/ColumnY).
Copy, cut, and paste column(s) or row(s).
Show/Hide rows.
Coloring columns by values contained within the cells.
Label and color rows with fast keyboard shortcuts.
Sorting and filtering data by column values.
Insert hyperlinks automatically into a spreadsheet to connect to dataabses such as PDB, and PubMed.
Align/color by 2D scaffold.
Print table: individual entries, grid view.
Copy/Paste 2D sketches as images.
Copy/paste as SD for clipboard exchange with other programs.
Intelligent support for special cases of numeric data, e.g. "No Data", >10. , <5.
Merge multiple spreadsheets.
Compare multiple spreadsheets: e.g. see overlap or see data only in first/second spreadsheet.
Simple inline plots such as dose-response curves directly in a spreadsheet cell.
Import new data columns from other spreadsheets matched by a column (such as ID).
Edit chemical and other data types.
Chemical spreadsheet standardization: remove salts, remove explicit hydrogens, and standardize groups.
One click link to Microsoft Excel: Convert ICM chemical spreadsheets into Excel format including the chemical 2D sketch.
Chemical Search
Substructure search
Fingerprint similarity search
Similarity-Substructure combination search.
Atom and bond property search
SMILES and SMARTS pattern search.
Exact match search.
Search local spreadsheets (SDF, Mol files), local databases (Molt) or connect to a MolCart server.
Filter by Tanimoto distance cutoffs, match salt, match stereo.
Many customizable search rules such as: element, any aromatic, any aliphatic, any not carbon, any halogen, ring membership, ring size, charge, isotope, hybridization state, aromaticity, connectivity, define attachment point
Various types of filters based upon the column content of the source file e.g. filter by chemical property such as molecular weight or string such as vendor name.
Output search results to new chemical spreadsheet, sdf file or database.
2D and 3D Pharmacophore Searching
Sketch a 2D pharmacophore include points such as hydrogen bond donor, acceptor, distance, aromatic, hydrophobic.
Search 2D and 3D databases with a 2D pharmacophore search.
√ requires VLS or Chem
Color 2D molecules by pharmacophore.
√ requires VLS or Chem
Extract 3D pharmacophore points from a ligand.
√ requires VLS or Chem
Extract 3D pharmacophore fragments from a ligand.
√ requires VLS or Chem
Search 3D pharmacophores against databases containing 3D coordinates.
√ requires VLS or Chem
Score 3D search hits and output results to chemical spreadsheets.
√ requires VLS or Chem
Hierarchical Chemical Clustering and Trees
A selection of linkage types including: UPGMA, UPGMC, WPGMA, WPGMC, complete and single linkage, farthest first clustering.
√ requires VLS or Chem
Chemical clustering by Tanimoto distance as well as clustering of other data types.
√ requires VLS or Chem
Chemical spreadsheet can be colored by cluster tree.
√ requires VLS or Chem
Open/close clusters, reorder branches by field, and reorder spreadsheet by field.
√ requires VLS or Chem
Extract representative "center" structures from each node.
√ requires VLS or Chem
Print, save and export image of cluster tree.
√ requires VLS or Chem
Edit individual nodes of tree e.g. labels. colors, spacing...
√ requires VLS or Chem
Interactive branch reordering and distance changing.
√ requires VLS or Chem
Generate Stereoisomers and Tautomers
Generate stereoisomers.
√ requires VLS or Chem
Generate tautomers.
√ requires VLS or Chem
Filter energetically unfavorable tautomers.
√ requires VLS or Chem
Preserve hybridisation upon tautomer generation.
√ requires VLS or Chem
Convert racemic.
√ requires VLS or Chem
Batch and interactive mode.
√ requires VLS or Chem
Output results in a chemical spreadsheet with 3D coordinates.
√ requires VLS or Chem
Easy conversion to 3D.
√ requires VLS or Chem
Combinatorial Library Generation
Generate focused compound libraries.
√ requires VLS or Chem
Create or modify a Markush structure.
√ requires VLS or Chem
Enumerate on-the-fly a new chemical database by adding chemical groups to defined R groups on a scaffold.
√ requires VLS or Chem
Decompose a database into fragments.
√ requires VLS or Chem
Enumerate by reaction.
√ requires VLS or Chem
Store Large Chemical Libraries in Local Optimized Databases.
Create database files from SDF, CSV/TSV, SMILES files and from ICM tables.
√ requires VLS or Chem
Impose unique constraints on certain columns upon table creation to avoid redundancy.
√ requires VLS or Chem
Store multiple tables in a single file; rename, delete tables in a database file.
√ requires VLS or Chem
Search fast using advanced conditions, including advanced chemical search.
√ requires VLS or Chem
Select diverse subsets from chemical database files.
√ requires VLS or Chem
Browse database tables using flexible filtering and sorting conditions.
√ requires VLS or Chem
Directly edit/delete/insert entries in the database.
√ requires VLS or Chem
Export in popular formats, such as SDF (for chemistry) and CSV.
√ requires VLS or Chem
Export and import tables to and from Molcart.
√ requires VLS or Chem
QSAR.
Build QSAR models
√ requires VLS or Chem
Apply QSAR models
√ requires VLS or Chem
Predict compound properties - LogP, LogS, PSA, hERG, aggregation, CYP3A4, druglikeness, reactive chemical groups, Heats of Formation, Lipinski, etc..
√ requires VLS or Chem
Various methods for linear and non-linear QSAR including, both regression and classification methods.
√ requires VLS or Chem
Machine learning tools for regression or classification with the following kernels radial, scalar products, polynomial, sigmoid and tanimoto.
√ requires VLS or Chem
Cross validation and boot-strapping.
√ requires VLS or Chem
Save models and apply to large data sets.
√ requires VLS or Chem
A comprehensive suite of interactive data plotting tools.
√ requires VLS or Chem
Convert Chemicals to 3D
Convert 2D chemical sketches (SDF or Mol) and Smiles to 3D.
√ requires VLS or Chem
Optimize chemicals in the Merck Molecular Force Field.
√ requires VLS or Chem
Easy browsing of 3D chemicals using a display on/off toggle (browser and lock) direct from chemical spreadsheet.
√ requires VLS or Chem
Generate stereoisomers and tautomers.
√ requires VLS or Chem
Convert chemicals to racemic form.
√ requires VLS or Chem
All 3D conversion functions can be perfermed interactively or in batch mode.
√ requires VLS or Chem
Chemical Superposition Tools.
Rigid substructure superimpose.
√ requires VLS or Chem
Flexible substructure superimpose.
√ requires VLS or Chem
Atomic Property Field (APF) superposition. APF is a 3D pharmacophoric potential implemented on a grid. (See Totrov, Chem Biol Drug Des 2008)
√ requires VLS or Chem
Multiple APF superposition.
√ requires VLS or Chem
Superposition translated to selected atoms.
√ requires VLS or Chem
Tethered superposition.
√ requires VLS or Chem