Polytene chromosomes normal.
Mutation is within the C-terminal end of the kinase domain.
Amino acid replacement: Q1131term.
C11361958T
Q1131term | hop-PA
Q1131term
Site of nucleotide substitution in mutant inferred by FlyBase based on reported amino acid change.
100% viable in transheterozygous combination with hop25.
Germline clone analysis demonstrates that embryos have one abdominal segment missing and A4 appears wider than wild type, and partial or complete fusion of T1 and T2.
hop12, upd1YM55 has partially lethal | recessive phenotype
Lefevre.
Complement hop25 to 63%.
Maternal germline clonal analysis demonstrates a maternal effect lethal phenotype, defective in number of segments, that is rescuable by introduction of the wild-type copy of the gene from the father.