Table 1.

22q11.2 LCR rearrangement loci at fiber-FISH resolution

Deletion typeNo. of samplesRecombination locus and sizeLocus in proximal LCR22Locus in distal LCR22
LCR22-A/D13RL-AD1 (160 kb)Chr 22:18,729,876–18,891,257cnvChr 22:21,162,204–21,325,236cnv
2RL-AD2 (20 kb)Chr 22:18,838,944–18,859,182cnvChr 22:21,115,387–21,137,124cnv
LCR22-A/B2RL-B1 (20 kb)Chr 22:18,196,206–18,218,744cnvChr 22:20,324,573–20,344,531
3RL-B2 (8 kb)Chr 22:18,414,455–18,422,770cnvChr 22:20,331,987–20,339,583
LCR22-A/C3RL-C (10 kb)Chr 22:18,845,620–18,855,844cnvChr 22:20,688,715–20,698,995
LCR22-B/D1RL-B1 (20 kb)Chr 22:20,324,573–20,344,531Chr 22:21,152,820–21,173,481cnv
LCR22-C/D1RL-C (10 kb)Chr 22:20,688,715–20,698,995Chr 22:21,279,982–21,291,168cnv

[i] The chromosomal locus corresponds to the genomic location in reference genome hg38. CNV in superscript indicates the presence of copy number variability of the recombination locus in the LCR22 (-A and -D), based on Demaerel et al. (2019) and Pastor et al. (2020).