MaizeGDB
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    Welcome to MaizeGDB!

    MaizeGDB is a community-oriented, long-term, federally funded informatics service to researchers focused on the crop plant and model organism Zea mays.

    MaizeGDB is a founding member of AgBioData, a consortuim of agriculture-related online resources which is committed to making agriculture-related research data FAIR.

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    Maize genetics community

    Maize Genetics Cooperation - MGC

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    Data

    • FAIR data at MaizeGDB
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    • Maize history




    Maize Genetics Meeting

    The 68th Annual Maize Genetics Meeting will be held from February 26th - March 1st, 2026 at the Maritim Hotel, Cologne, Germany.

    The 67th Annual Maize Genetics Meeting was held from March 6th - 9th, 2025 at the Union Station, St. Louis, Missouri, USA.


    Archive

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    Abstracts
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    more...
  • Genomes
    Representative genome - B73
    Zm-B73-REFERENCE-NAM-5.0
    Zm-B73-REFERENCE-GRAMENE-4.0
    B73 RefGen_v3
    B73 RefGen_v2
    B73 RefGen_v1
    BAC-based B73

    W22 genome assemblies
    Zm-W22-REFERENCE-NRGENE-2.0
    Genome assembly collections
    Amaizing genomes
    European Flints
    Pan-Andropogoneae
    NAM parents
    Highland-lowland genomes
    Chinese inbred founder lines


    Visualizations

    Whole genome views of B73 and NAM founders
    Karytypes of 14 inbred lines
    Karytypes of Mo17 and B73


    Complete collection of genome assemblies

  • Tools

    Featured tools at MaizeGDB

        A resource to BLAST your sequence against maize genomes and annotations.
        A data warehouse to access genomic, proteomic, and literature data for maize.
        A platform to compare gene and protein expression data across multiple genomes.
        A set of comprehensive metabolic pathway resources for maize.

    New tools at MaizeGDB


    Fusariuim Protein Toolkit
    A set of tools and datasets to explore the functions and structures of the Fusarium proteome.

    Phylostrata
    Phylostratigraphy determines the level of evolutionary conservation of a given protein.

    PanEffect
    PanEffect: A tool to explore the variant effects across the maize pan-genome.

    SNPversity 2.0
    A tool to access large-scale maize genetic variation data.

    Foldseek Search
    Fast comparisons of large protein structure sets.

    Other tools at MaizeGDB

    • SNPversity 2.0
    • SNPversity: A tool to access large-scale maize genetic variation data.
    • TYPSimSelector
    • TYPSimSelector: A tool that sorts identity-by-state values derived from SNP datasets for accessions in the Ames Diversity Panel (a USDA-maintained set of maize lines representing wide genetic variation in Ames, Iowa).
    • PanEffect
    • PanEffect: A tool to explore the variant effects across the maize pan-genome.
    • Bin viewer
    • Bin Viewer: A tool to explore data in regions defined by genetic bins.
    • GenomeQC
    • GenomeQC: A tool to assess the quality of genome assemblies and annotations.
    • Maize Feature Store
    • MFS: A centralized resource to manage and analyze curated maize multi-omics features for machine learning applications.
    • Pedigree Viewer
    • Pedigree Viewer: A tool to visualize maize pedigree data and networks.
    • PAST
    • PAST: A tool that assigns your SNPs to genes and your genes to metabolic pathways.
    • Genome Context Viewer
    • GCV: A web-app that visualizes genomic context data in a single, federated interface by using functional annotations as a unit of search and comparison.
  • Data Centers

    A-I

    • Alleles/Polymorphisms
    • SNPs/Traits
    • Expression
    • Gene/Gene Models
    • Gene Products
    • Genomes
    • Images
    • Insertions

    L-Z

    • Loci + QTL
    • Maps
    • Metabolic Pathways
    • Molecular Markers
    • Mutants & Phenotypes
    • Pan-genes
    • References
    • Stocks

    Archived data centers
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Home > Community > Videos

Community Videos

Dr Peter Peterson lecture on History of Maize Genetics
A Brief History of the Maize Meeting with Ed Coe
Maize pollination videos
For more in-depth information see Controlled Pollinations of Maize.
Tassel Bagging
Earshoot bagging
Cutting Back Earshoot
Pollen Collection
Pollination Detail
Multiple pollinations using a glassine bag.

Barbara McClintock and Lewis Stadler at the University of Missouri in the early days of maize genetics
Barbara McClintock's Nobel Lecture, 8 December 1983, "The Significance of Responses of the Genome to Challenge"

Dr. Peter Peterson Lecture on the History of Maize Genetics.



A Brief History of the Maize Meeting with Ed Coe.



Maize pollination videos:
For more in-depth information, see Controlled Pollination of Maize.

Tassel Bagging.


Earshoot Bagging.


Cutting Back Earshoot.


Pollen collection.

Pollination Detail.

Multiple pollinations using a glassine bag.




Barbara McClintock and Lewis Stadler at the University of Missouri in the early days of maize genetics.



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Barbara McClintock's Nobel Lecture, 8 December 1983, "The Significance of Responses of the Genome to Challenge"

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