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. 2021 Jan 14;49(3):1364–1382. doi: 10.1093/nar/gkaa1283

Table 1.

Chi-squared analysis to p53 quarter site

Category CCCC CCCD CCDC CCDD CDCC CDCD CDDC CDDD DCCC DCCD DCDC DCDD DDCC DDCD DDDC DDDD
Observed counts 8 30 20 12 22 23 23 6 29 26 21 5 13 2 8 2
Estimated probability 0.032 0.120 0.080 0.048 0.088 0.092 0.092 0.024 0.116 0.104 0.084 0.020 0.052 0.008 0.032 0.008
Expected counts 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6 15.6
(O-E)2/E 3.7 13.2 1.2 0.8 2.6 3.5 3.5 5.9 11.5 6.9 1.9 7.2 0.4 11.9 3.7 11.9

Bold values show over and under representation categories that extremely deviated from expected, (O – E)2/E ≥ 6.9, P< 0.0001.