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Size exclusion chromatography analysis of complementary mixtures of CR fragments in calcium-containing buffer. (i) Mixture of CR I and CR II–VI (obtained by limited trypsinolysis of CR). (ii) Mixture of CR I–II and CR III–VI. (iii) Mixture of CR I–III and CR IV–VI. The elution times of CR and some CR fragments are marked below. Positive results are in bold, negative results in italics.
