here , by using in situ chromosomal hybridization , we have mapped the p53 gene to human chromosome 17 , at bands 17q21-q22 , the region containing one of the breakpoints in the translocation t ( 15 ; 17 ) ( q22 ; q21 ) associated with acute promyelocytic leukaemia ( apl ) .
C0008633
chromosomal
C1520769
17q21-q22