It is assigned a new gene symbol 'shl' and named 'shaker like'. Once this gene is cloned or functionally identified, the shl designation will become an allele designation. For instance, if the gene is determined to be Xyz, then this allele becomes Xyz shl . Basic rules for naming alleles Gene and allele designations are italicized in published articles. For more detail and additional special case rules, see our Names and Symbols for Mutant Alleles page.
Punctuation marks occur in certain cases where they convey meaning.
Allele designations appear as superscripted short alphanumeric strings following the gene symbol of which they are an allele and serve as an acronym for the allele name. Mo or Egfr tm1Cwr . Allele designations begin with a lower case letter if the allele is a recessive and begin with a capital letter otherwise. If an allele is part of an allelic series, a serial number and lab code are part of its designation. Each laboratory has its own numbering series.