FlyBase curator comment: this entry is used to capture phenotypic information when the particular allele (or allele combination) used by the author could not be determined but the context of the experiment suggests that the phenotype being described is some kind of loss of function.
grauunspecified is rescued by grau+tPEN
grauunspecified is rescued by grau+t13
grauunspecified is rescued by grau+tEEN
grauunspecified is rescued by grau+tPPa
grauunspecified is not rescued by grautXB