Table 1 Chromosomes with lower than average numbers of housekeeping genes are predisposed to become sex chromosomes
From: Dosage sensitivity of X-linked genes in human embryonic single cells
Chromosome | No. of housekeeping genes with one-to-one orthologs | No. of all genes with one-to-one orthologs | P value (Chi-squared Test) | ||
|---|---|---|---|---|---|
chicken chr1/4 | other chicken autosomes | chicken chr1/4 | other chicken autosomes | ||
Complete chromosomes | |||||
Chicken chr1 | 316 | 2384 | 1615 | 9840 | < 10−4 |
Chicken chr4 | 160 | 2540 | 835 | 10,620 | 0.002 |
Syntenic regions | |||||
Chicken chr1 | 205 | 2495 | 1065 | 10,390 | 0.0006 |
Chicken chr4 | 149 | 2551 | 802 | 10,653 | 0.0006 |