Table 1.

Numbers and percentages of different types of RNA editing in human.

Region	Total	A→C	A→I	A→U	C→A	C→G	C→U	G→A	G→C	G→U	U→A	U→C	U→G
Number of editing sites
Two‐cell	6059	70	2551	264	162	78	665	605	71	245	155	1087	106
Four‐cell	19 336	208	7411	533	246	264	2764	2570	285	320	507	3985	243
Eight‐cell	21 882	271	8073	663	393	334	3036	2995	312	471	624	4370	340
Morula	12 397	197	4068	555	271	186	1807	1843	198	332	447	2261	232
Blastocyst	9882	208	3583	527	246	130	1320	1406	169	267	436	1346	244
All	69 556	954	25 686	2542	1318	992	9592	9419	1035	1635	2169	13 049	1165
Percentage of editing sites
Two‐cell	100.00	1.16	42.11	4.36	2.67	1.29	10.97	9.98	1.17	4.04	2.56	17.94	1.75
Four‐cell	100.00	1.08	38.33	2.76	1.27	1.37	14.29	13.29	1.47	1.65	2.62	20.61	1.26
Eight‐cell	100.00	1.24	36.90	3.03	1.80	1.53	13.87	13.69	1.43	2.15	2.85	19.97	1.55
Morula	100.00	1.59	32.81	4.48	2.19	1.50	14.58	14.87	1.60	2.68	3.61	18.24	1.87
Blastocyst	100.00	2.10	36.27	5.33	2.49	1.32	13.35	14.23	1.71	2.70	4.41	13.62	2.47
All	100.00	1.37	36.93	3.65	1.89	1.43	13.79	13.54	1.49	2.35	3.12	18.76	1.67