Polymorphism of E6 and E7 Genes in Human Papillomavirus Types 31 and 33 in Northeast China

Table 3

Nucleotide sequence mutations of HPV31E7.

Category	Nucleotide position								n (151)	Lineage
	21	29	67	111	136	149	184	228
Reference J04353.1	G	A	C	C	G	C	A	T		A
HPV31E701	—	—	—	—	—	—	G	—	3	A
HPV31E702	A	—	—	T	A	—	G	—	62	C
HPV31E703	—	—	T	—	—	—	G	—	69	A
HPV31E704	—	—	T	T	A	—	G	—	6	B
HPV31E705	—	—	—	T	A	—	G	—	8	C
HPV31E706	—	G	T	—	—	—	G	—	1	A
HPV31E707	—	—	T	—	—	—	G	C	1	A
HPV31E708	—	—	—	T	A	A	G	—	1	C
aa mutation	Amino acid position
	7	10	23	37	46	50	62	76
Reference J04353.1	T	D	H	V	E	S	K	I
	—	G	Y	—	K	Y	E	—
Protein secondary structure		H	C		C	C	C