 Genetic_map    Sequence_map        Author
 Locus          Sequence            Paper
  Gene           Genome_sequence    Predicted_gene   
  Other_locus    cDNA_sequence      Expr_pattern
 Rearrangement   EMBL_sequence      Cell
 Allele          Briggsae_genomic   Lineage
 Gene_class     Protein             Pathway
 Strain         Restrict_enzyme
 Clone          
 Clone_grid      Oligo            Keyset    Model
