TABLE 2.

Comparison of mutations in the spike protein among 12variants of SARS-CoV-2.

Variant	Total mutation	Common mutation	Unique mutation	Neutral mutation	Deleterious mutation (common)	Deleterious mutation (unique)
Alpha	162	100	62	155	4	3
Beta	69	48	21	62	3	4
Gamma	215	119	96	200	8	7
Delta	678	326	352	560	65	53
Epsilon	125	92	33	118	5	2
Zeta	101	70	31	95	5	1
Eta	136	84	52	129	4	3
Theta	31	21	10	14	2	15
Lota	75	54	21	70	2	3
Kappa	421	295	126	316	61	44
Lambda	71	48	23	66	2	3
Omicron	876	364	512	412	187	256