# Interaction Analysis Services - Creative Proteomics > A specialized service provider offering comprehensive molecular interaction analysis using advanced biophysical, mass spectrometry, and sequencing technologies for protein-protein, protein-nucleic acid, and protein-ligand interaction characterization in drug discovery, structural biology, and functional genomics research. Creative Proteomics delivers end-to-end interaction analysis solutions covering the full spectrum of biomolecular interactions. Services integrate cutting-edge technologies including HDX-MS, SPR, ITC, crosslinking-MS, and various pull-down and sequencing approaches to provide detailed insights into binding kinetics, structural dynamics, interaction networks, and epitope mapping for pharmaceutical development and basic research applications. ## Interaction Analysis Overview - [Protein-Related Interactions](https://www.iaanalysis.com/protein-related-interactions.html): Comprehensive overview of protein interaction analysis services covering binding partners, kinetics, and structural characterization. - [Protein-Protein Interactions](https://www.iaanalysis.com/protein-protein-interactions.html): Overview of technologies and services for identifying and characterizing protein-protein interaction networks. - [Protein-RNA Interactions](https://www.iaanalysis.com/protein-rna-interactions.html): Comprehensive solutions for studying RNA-binding proteins, ribonucleoprotein complexes, and RNA regulatory mechanisms. - [Virus-Host Interactions](https://www.iaanalysis.com/virus-host-interactions.html): Specialized interaction analysis services for viral protein-host factor studies supporting antiviral drug discovery and pathogenesis research. ## HDX Mass Spectrometry Services - [Hydrogen-Deuterium Exchange (HDX) Mass Spectrometry Service](https://www.iaanalysis.com/hydrogen-deuterium-exchange-hdx-mass-spectrometry-service.html): Protein conformational dynamics and structural analysis through deuterium exchange kinetics for drug binding and allosteric mechanism studies. - [HDX-MS Epitope Mapping Service](https://www.iaanalysis.com/hdx-ms-epitope-mapping-service.html): Antibody epitope identification and characterization using HDX-MS for therapeutic antibody development and vaccine design. ## Crosslinking Mass Spectrometry - [Chemical Crosslinking Mass Spectrometry (XL-MS) Analysis Service](https://www.iaanalysis.com/chemical-crosslinking-mass-spectrometry-xl-msanalysis-service.html): Protein complex topology and interaction interface mapping through crosslink identification and distance constraint analysis. - [Crosslinking Protein Interaction Analysis Platform](https://www.iaanalysis.com/crosslinking-protein-interaction-analysis-platform.html): Comprehensive crosslinking-based approaches for capturing transient and stable protein interactions in native conditions. - [Limited Proteolysis Mass Spectrometry (LiP-MS)](https://www.iaanalysis.com/limited-proteolysis-mass-spectrometry-lip-ms.html): Structural proteomics approach for detecting ligand-induced conformational changes and protein structural alterations. - [Drug Affinity Responsive Target Stability (DARTS) Analysis Service](https://www.iaanalysis.com/drug-affinity-responsive-target-stability-darts-analysis-service.html): Target identification and validation through ligand-induced protein stabilization against proteolytic digestion. ## Biophysical Characterization Platforms - [Surface Plasmon Resonance (SPR) Platform](https://www.iaanalysis.com/surface-plasmon-resonance-spr-platform.html): Real-time label-free binding kinetics and affinity measurement for protein-protein, protein-small molecule, and antibody-antigen interactions. - [Isothermal Titration Calorimetry (ITC) Platform](https://www.iaanalysis.com/isothermal-titration-calorimetry-itc-platform.html): Thermodynamic characterization of molecular interactions measuring binding affinity, enthalpy, entropy, and stoichiometry. - [Microscale Thermophoresis (MST) Platform](https://www.iaanalysis.com/microscale-thermophoresis-mst-platform.html): Solution-based binding affinity measurement using thermophoretic movement for interactions with challenging targets. - [Dynamic Light Scattering (DLS) Platform](https://www.iaanalysis.com/dynamic-light-scattering-dls-platform.html): Particle size distribution and aggregation analysis for protein quality control and complex formation studies. - [Analytical Ultracentrifugation (AUC) Platform](https://www.iaanalysis.com/analytical-ultracentrifugation-auc-platform.html): Hydrodynamic characterization of macromolecular complexes for stoichiometry, assembly state, and interaction analysis. - [Circular Dichroism (CD) Platform](https://www.iaanalysis.com/circular-dichroism-cd-platform.html): Protein secondary structure analysis and conformational change monitoring upon ligand binding or environmental perturbation. - [Differential Scanning Fluorimetry (DSF) Platform](https://www.iaanalysis.com/differential-scanning-fluorimetry-dsf-platform.html): Thermal stability screening and ligand binding assessment through protein melting temperature shift analysis. - [Electrophoretic Mobility Shift Assay (EMSA) Platform](https://www.iaanalysis.com/electrophoretic-mobility-shift-assay-emsa-platform.html): Protein-nucleic acid interaction detection and characterization through gel-based mobility shift analysis. ## Proximity Labeling Technologies - [Proximity-Dependent Biotin Identification (BioID) Platform](https://www.iaanalysis.com/proximity-dependent-biotin-identification-bioid-platform.html): In vivo protein interaction mapping through proximity-dependent biotinylation for identifying transient and stable interactors. - [BioID2 Interaction Analysis](https://www.iaanalysis.com/bioid2-interaction-analysis.html): Enhanced proximity labeling with smaller BioID2 enzyme for improved fusion protein expression and spatial resolution. - [TurboID Service](https://www.iaanalysis.com/turboid-service.html): Rapid proximity labeling using engineered TurboID biotin ligase for enhanced temporal resolution of dynamic interactions. ## Immunoprecipitation Services - [Co-Immunoprecipitation (Co-IP) Service](https://www.iaanalysis.com/co-immunoprecipitation-co-ip-service.html): Protein complex isolation and interaction partner identification through antibody-based pull-down and mass spectrometry analysis. - [Chromatin Immunoprecipitation (ChIP) Service](https://www.iaanalysis.com/chromatin-immunoprecipitation-chip-service.html): Protein-DNA interaction analysis for transcription factor binding, histone modification, and chromatin state studies. - [ChIP-Seq Service](https://www.iaanalysis.com/chip-seq-service.html): Genome-wide protein-DNA interaction mapping combining chromatin immunoprecipitation with next-generation sequencing. ## DNA Interaction Analysis - [DNA Pull-Down Service](https://www.iaanalysis.com/dna-pull-down-service.html): Identification of DNA-binding proteins using biotinylated DNA probes for transcriptional regulation and DNA repair studies. - [DAP-Seq (DNA Affinity Purification Sequencing) Service](https://www.iaanalysis.com/dap-seq-dna-affinity-purification-sequencing-service.html): In vitro transcription factor binding site identification for regulatory element mapping and motif discovery. ## RNA Interaction Analysis - ChIRP Technology - [ChIRP Service](https://www.iaanalysis.com/chirp-service.html): Chromatin Isolation by RNA Purification for mapping RNA-chromatin interactions and lncRNA genomic binding sites. - [ChIRP-Seq Service](https://www.iaanalysis.com/chirp-seq-service.html): Genome-wide RNA-chromatin interaction mapping combining ChIRP with next-generation sequencing for lncRNA functional studies. - [ChIRP-MS Service](https://www.iaanalysis.com/chirp-ms-service.html): RNA-protein interactome analysis identifying proteins associated with specific RNA species through ChIRP-mass spectrometry. ## RNA Interaction Analysis - RAP Technology - [RAP Service](https://www.iaanalysis.com/rap-service.html): RNA Antisense Purification for capturing specific RNA molecules and their associated proteins or genomic loci. - [RAP-Seq Service](https://www.iaanalysis.com/rap-seq-service.html): Genome-wide mapping of RNA-chromatin interactions using RAP combined with sequencing for lncRNA localization studies. - [RAP-MS Service](https://www.iaanalysis.com/rap-ms-service.html): Identification of RNA-binding proteins for specific transcripts through RAP-mass spectrometry analysis. ## RNA Interaction Analysis - CLIP and Other Technologies - [CLIP-Seq Service](https://www.iaanalysis.com/clip-seq-service.html): UV crosslinking and immunoprecipitation sequencing for precise mapping of RNA-protein interaction sites at nucleotide resolution. - [RIC-Seq Service](https://www.iaanalysis.com/ric-seq-service.html): RNA in situ conformation sequencing for mapping RNA-RNA interactions and secondary structure in living cells. - [RNA Pull-Down Service](https://www.iaanalysis.com/rna-pull-down-service.html): Identification of RNA-binding proteins using in vitro transcribed biotinylated RNA probes. - [RNA-Ligand Interaction Analysis](https://www.iaanalysis.com/rna-ligand-interaction-analysis.html): Characterization of small molecule-RNA interactions for RNA-targeted drug discovery and ribozyme studies. ## Two-Hybrid Systems - [Yeast/Bacterial Two-Hybrid Platform](https://www.iaanalysis.com/yeast-bacterial-two-hybrid-platform.html): Genetic screening systems for protein-protein interaction detection and library screening in yeast or bacterial hosts. ## Computational Analysis Services - [Protein-Protein Interaction In Silico Analysis](https://www.iaanalysis.com/protein-protein-interaction-in-silico-analysis.html): Computational prediction and modeling of protein interaction networks using structural and sequence-based approaches. - [Molecular Docking Service](https://www.iaanalysis.com/molecular-docking-service.html): Computational prediction of ligand binding poses and protein-protein docking for structure-based drug design. - [Molecular Dynamics Simulations Service](https://www.iaanalysis.com/molecular-dynamics-simulations-service.html): Atomistic simulations of biomolecular systems for understanding protein dynamics, binding mechanisms, and conformational changes. ## Antibody Characterization - [Competition Assays of Antibody Characterization](https://www.iaanalysis.com/competition-assays-of-antibody-characterization.html): Epitope binning and competitive binding analysis for antibody panel characterization and biosimilar development.