however , in a single asian case of beta 0-thalassaemia , homozygous clinically , one of the homologous chromosomes contained a beta-globin gene with a deletion of 600 base pairs of dna and comprising most or all of the 3 ' end of the structural gene including the ecori restriction site within the beta-globin coding sequence .
C0008633
chromosomes
C0079941
coding sequence