93 -106
85-92
93-?
85 - 95
115'1
26 - 35 75- '!
15 25- -^34 35 75-?
25 -39 75-?
15-30 75-?
115-124
115-121
DF retentate
24 -34 110-?
24-29 70- 70-?^76 Cleavage sites of cellenvelope pmteinase of starter Lactococcus spp.
1W57
Figure 10.23 Water-insoluble and water-soluble peptides derived from cc,,-casein (A), a,,-casein (B) or /I-casein (C) isolated from Cheddar cheese;
DF = diafiltration. The principal chymosin, plasmin and lactococcal cellenvelope proteinase cleavage sites are indicated by arrows (data from T.K. Singh
and S. Mooney, unpublished).