Table 1. Protein and nucleotide sequence analysis of 17 xrp genes.

RS105 Xrp	Protein ID in BLS256	Gene ID in BLS256	Ser and Proa	Ser	Pro	Leub	Asp and Gluc	3rd AA	4th AA	PIP box-liked		−10 Box-like
										position	5′-3′ sequence
Xrp1	YP_005627937	XOC_1601	8	6	2	8	0	T	H	−96/−75	TTCGC-N12-TTCGC	Ne
Xrp2	YP_005630809	XOC_4584	6	4	2	2	0	K	F	−106/−85	TTCGT-N12-TTCGT	N
Xrp3	YP_005630213	XOC_3956	10	6	4	3	1	T	R		N	N
Xrp4	YP_005630212	XOC_3955	8	6	2	7	2	R	H		N	N
Xrp5	YP_005627898	XOC_1550	8	7	1	7	2	G	E		N	N
Xrp6	YP_005629702	XOC_3440	6	5	1	4	1	V	E		N	N
Xrp7	YP_005630808	XOC_4583	9	2	7	6	1	S	L		N	N
Xrp8	YP_005628761	XOC_2462	9	6	3	6	1	G	L	−81/−56	TTCGA-N16-TTCGA	N
Xrp9	YP_005628272	XOC_1951	11	3	8	8	0	L	R	−114/−69	TTCGT-N6-TTCGA-N25-TTCGC	-N33-TATGAT
Xrp10	YP_005626937	XOC_0560	6	2	4	1	0	V	P		N	N
Xrp11	YP_005629396	XOC_3130	8	8	0	4	1	I	Q		N	N
Xrp12	YP_005630266	XOC_4010	5	2	3	8	1	A	L		N	N
Xrp13	YP_005627233	XOC_0860	5	1	4	5	1	L	A	−240/−211	TTCGC-N20-TTCGG	N
Xrp14	YP_005626509	XOC_0084	10	3	7	4	2	D	D	−61/−26	TTCGC-N25-TTCGC	N
Xrp15	YP_005629104	XOC_2829	2	1	1	5	1	I	E	−121/−90	TTCGA-N21-TTCGC	N
Xrp16	YP_005629103	XOC_2828	5	3	2	5	0	A	P	−362/−331	TTCGA-N22-TTCGG	N
Xrp17		hrpFB	2	2	0	6	1	Y	F		N	N

^aNumber of Ser and Pro residues in the N-terminal 50 amino acids.

^bNumber of Leu residues in the N-terminal 50 amino acids.

^cNumber of Asp and Glu residues in the N-terminal 12 amino acids.

^dIncludes an imperfect PIP-box like sequence (TTCGB-Nx-TTCGB,B,A/T/C/G) in the respective promoter.

^eNo corresponding characteristics.