Protein Detection
Detection and localization of tagged recombinant proteins by Western blotting, immunofluorescence, and other supported applications.
Tag antibodies are widely used for the detection, enrichment, purification, and localization of recombinant proteins carrying common epitope or fusion tags. MtoZ Biolabs provides antibodies against widely used tags such as FLAG, HA, Myc, His, GST, and GFP, supporting routine applications including Western blotting, immunoprecipitation, co-immunoprecipitation, immunofluorescence, and affinity-based protein enrichment.
For studies extending from tagged protein enrichment to protein complex and interaction analysis, MtoZ Biolabs also provides integrated protein interaction mass spectrometry services, including IP-MS and Co-IP-MS, to support the identification and characterization of protein-associated complexes and interaction partners.

MtoZ Biolabs offers tag antibodies for the detection, enrichment, purification, and localization of tagged recombinant proteins, with options suitable for WB, IP, Co-IP, IF, affinity enrichment, and downstream IP-MS workflows.
Our portfolio includes IP-MS validated antibodies against commonly used epitope, affinity, and fluorescent tags, including DYKDDDDK (FLAG), HA, Myc, His/6x-His, GFP/EGFP, GST, MBP, SUMO, V5, mCherry, Strep Tag II, and more. Available formats include monoclonal, polyclonal, and recombinant monoclonal antibodies, with product options varying by tag.
Detection and localization of tagged recombinant proteins by Western blotting, immunofluorescence, and other supported applications.
Immunoprecipitation of tagged bait proteins and co-enrichment of associated protein complexes.
Tag-specific capture and enrichment of recombinant proteins for purification or downstream analysis.
Enrichment of tagged proteins or protein complexes followed by LC-MS/MS-based identification and interaction analysis.
Selected products from the MToZ tag antibody portfolio. All products in this category are compatible with immunoprecipitation and downstream mass spectrometry studies.
Tag antibodies support recombinant protein detection, enrichment, localization, and interaction analysis across a broad range of biological research.
Study tagged oncogenes, tumor suppressors, signaling proteins, and protein complexes in cancer cell models, including expression, localization, enrichment, and interaction analysis.
Track and enrich tagged receptors, kinases, adaptor proteins, and pathway components to examine signaling complexes and pathway-associated protein interactions.
Support studies of tagged receptors, ion channels, transporters, synaptic proteins, and other neuronal proteins in expression, localization, and complex analysis.
Analyze tagged immune receptors, signaling molecules, and regulatory proteins in immune-cell pathways, protein enrichment, and interaction studies.
Investigate tagged viral, bacterial, and host proteins in pathogen protein expression, localization, enrichment, and host–pathogen interaction studies.
For projects that continue beyond antibody selection, MtoZ Biolabs provides downstream IP-MS, Co-IP-MS, and affinity purification-mass spectrometry services for tagged bait and protein complex studies.
Key considerations for tag antibody selection, immunoprecipitation, and downstream mass spectrometry workflows.
Selecting the right antibody depends on target specificity, sample species, antibody format, host species, application, validation method, and downstream experimental goals. Use our product filter to quickly identify antibody products that match your experimental requirements.
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