Table 4.

Signal assignments of the AspN fragments of non-reduced rCRFR1-NT-Kif

Retention time [min]	Fragment	Mr (observed)	Mr (calculated)	Deviation
43:01	90–97	860.9	860.9	<116 ppm
44:24	104–127	2959.6	2959.3	101 ppm
45:20	38–44-S-S-78–89	2075.6	2075.3	145 ppm
47:23	38–48-S-S-78–89	2447.2	2447.6	163 ppm
53:51	38–44-S-S-78–97	2917.5	2917.2a	103 ppm
62:35	27–31-S-S-49–77-S-S-98–127	7601.5	7600.6	118 ppm
63:26	27–37-S-S-49–77-S-S-98–127	8217.7	8216.3	170 ppm
64:47	27–37-S-S-49–77-S-S-90–127	9061.1	9059.2	210 ppm
65:54	27–37-S-S-49–77-S-S-98–103	5275.6	5275.0	114 ppm

^a With Asn in position 90.