Table 1. Mass spectrometry of fH-binding proteins detected via factor-H overlay identifying both SdrE and ClfA peptides.

SdrE
Mr (expt)	Mr (calc)	Peptide score	Expect score	Peptide
894.77	894.41	47	0.0055	R.FDNLDSGK.Y
911.07	911.42	34	0.099	K.DGETYTVK.F
1006.31	1006.49	48	0.0042	K.GHYEFGGLK.D
1114.79	1114.59	62	0.0002	R.LTLYSYIDK.K
1149.27	1149.59	61	0.00027	K.VIGTTTTDASGK.Y
1213.19	1213.57	48	0.0055	K.YRFDNLDSGK.Y
1242.98	1242.69	55	0.0013	R.LTLYSYIDKK.T
1252.86	1252.63	55	0.001	K.FETPTGYLPTK.V
2580.58	2580.16	47	0.0083	K.DNVAAAHDGKDIEYDTEFTIDNK.V
2679.01	2679.22	112	1.7×10−9	K.FTDLDNGNYTVEFETPAGYTPTVK.N
2765.79	2765.40	66	9.8×10−5	K.NVIPSDLTDKNDPIDITDPSGEVIAK.G
2856.59	2856.26	52	0.0019	K.YNLGDYVWEDTNKDGIQDANEPGIK.D
2970.08	2970.38	79	4.8×10−6	K.YKFTDLDNGNYTVEFETPAGYTPTVK.N
3070.79	3070.37	40	0.035	K.ETSQNVTVDYQDPMVHGDSNIQSIFTK.L
3352.57	3352.47	151	1.5×10−13	K.YGYYNYAGYSNFIVTSNDSGGGDGTVKPEEK.L
3440.04	3439.55	72	1.9×10−5	K.NTTAEDKDSNGLTTTGIKDADNMTLDSGFYK.T
3798.30	3797.69	148	5.7×10−13	R.TTDKYGYYNYAGYSNFIVTSNDSGGGDGTVKPEEK.L
3920.30	3920.87	69	3.5×10−5	K.GDTMTINYDKVNIPSDLTDKNDPIDITDPSGEVIAK.G