TABLE 2.

Summary of the effect of zinc on the five forms of C3, FH and the C3b-FH complex

Aggregation is considered to be the sum of oligomer formation and precipitation. The outcomes of Fig. 1–6 are summarized using the following codes: A, aggregation; ma, minor aggregation; O, oligomer; P, precipitation; mp, minor precipitation; MP, major precipitation; NA, not applicable.

Protein	Fig. 1	Fig. 2	Fig. 3	Fig. 4	Fig. 5	Fig. 6	Overall
C3	O	O	NA	A	A	O	O
C3u	P	P	NA	A, P	A	O, P	P
C3b	P	P	NA	A, P	A	O, P	P
C3c			NA	ma	A		mp
C3d		mp	NA	ma	ma		mp
FH	NA	NA	O	NA	A	NA	O
C3b.FH	NA	NA	MP	NA	MP	NA	MP