TABLE 2.

Molecular characteristics of 22 MDR S. pneumoniae isolates from Korea

Strain no.	PFGE pattern	Ribotype	Fingerprint profile of:			pbp 2b sequence
			pbp 1a	pbp 2x	pbp 2b	Nucleotide variation (%)	Amino acid variation (%)
Sp 23Fa	A	NDb	I	I	I	5.4	2.5
1	A	3	I	I	I	ND	ND
2	A	1	I	I	I	ND	ND
3	A	1	I	I	I	5.4	3.0
4	A	1	I	I	I	ND	ND
5	A	1	I	I	I	ND	ND
6	A	4	I	I	I	ND	ND
7	A	1	I	I	I	ND	ND
8	A	1	I	I	I	5.4	3.0
9	A	1	I	I	I	5.6	3.0
10	A	1ac	I	I	I	5.4	3.0
11	A	1	I	I	I	ND	ND
12	A	6	III	I	I	ND	ND
13	A	1a	I	I	I	ND	ND
14	A	1a	I	I	I	ND	ND
15	A	1a	I	I	I	5.6	3.0
16	B	7	II	II	II	5.4	3.0
17	A	1b	I	III	I	ND	ND
18	A	1	I	III	I	5.6	3.4
19	B	4	IV	IV	III	6.8	3.4
20	C	5	IV	IV	IV	7.8	4.3
21	D	5a	V	I	IV	ND	ND
22	A	2	I	I	I	ND	ND

^aSp23 F, Spanish 23F clone. 

^bND, not done. 

^c1a indicates the subtype of the ribopattern which differed by only one band from original ribotype 1.