Table I. Top 50 phospholipid-associated protein pairings as determined by composite correlation score (from 2701 scored pairs ranging from 2.87 to −1.47).

Rank	Protein A	Protein B	Correlation score
			Gel filtration	Anion exchange	IEF	Comp.a
1	Fibrinogen β chain	Fibrinogen γ chain	0.95	0.97	0.95	2.87
2	Fibrinogen α chain	Fibrinogen β chain	0.98	0.98	0.90	2.86
3	ApoA-I	ApoA-II	0.96	0.94	0.95	2.85
4	Fibrinogen α chain	Fibrinogen γ chain	0.94	0.97	0.92	2.83
5	IgG h. chain V-III region BRO	IgG κ chain C region	0.92	0.91	0.90	2.73
6	Complement factor B	Histidine-rich glycoprotein	0.91	0.95	0.81	2.67
7	ApoA-IV	Kallistatin	0.79	0.94	0.93	2.67
8	IgGγ-1 chain C region	IgG κ chain C region	0.94	0.77	0.92	2.62
9	Complement C8 α	Complement C8 β	0.99	0.88	0.74	2.61
10	Insulin-like growth factor-binding protein 1	Inter-α-trypsin inhibitor 4	0.87	0.99	0.76	2.61
11	Insulin-like growth factor-binding protein 1	Extracellular matrix protein 1	0.79	0.89	0.92	2.59
12	IgG κ chain C region	IgG λ-1 chain C region	0.97	0.87	0.74	2.58
13	Complement factor I	Hemopexin	0.92	0.92	0.73	2.56
14	Inter-α-trypsin inhibitor 1	Inter-α-trypsin inhibitor 2	0.94	0.99	0.59	2.51
15	Complement factor B	n-acetylmuramoyl-l-ala. amid.	0.95	0.96	0.59	2.50
16	IgG γ-1 chain C region	IgG λ-1 chain C region	0.91	0.75	0.84	2.50
17	IgG heavy chain V-III reg. BRO	IgG γ-1 chain C region	0.82	0.83	0.79	2.44
18	Complement factor C4-B	Complement C5	0.65	0.84	0.93	2.43
19	IgG κ chain C region	IgG λ chain V-I region HA	0.87	0.76	0.80	2.43
20	IgG heavy chain V-III reg. BRO	IgG λ-1 chain C region	0.89	0.80	0.72	2.41
21	IgG γ-1 chain C region	IgG λ chain V-I region HA	0.84	0.86	0.70	2.41
22	IgG heavy chain V-III reg. BRO	IgG λ chain V-I region HA	0.85	0.76	0.76	2.37
23	Complement C1s	Complement factor C4-B	0.95	0.49	0.92	2.35
24	α-1-antichymotrypsin	ApoJ	0.87	0.58	0.87	2.32
25	Complement factor B	Coagulation factor XII	0.85	0.93	0.51	2.29
26	Carboxypeptidase B2	Kallistatin	0.83	0.92	0.53	2.27
27	Extracellular matrix protein 1	Inter-α-trypsin inhibitor 4	0.71	0.91	0.65	2.27
28	Histidine-rich glycoprotein	n-acetylmuramoyl-l-ala. amid.	0.91	0.93	0.40	2.25
29	IgG λ-1 chain C region	Ig λ chain V-I region HA	0.79	0.78	0.65	2.21
30	Antithrombin-III	Pigment epithelial-derived factor	1.00	0.85	0.34	2.18
31	α-1-antichymotrypsin	Kininogen-1	0.90	0.40	0.88	2.18
32	ApoA-II	Extracellular matrix protein 1	0.48	0.83	0.87	2.18
33	α-1B-glycoprotein	α-2-HS-glycoprotein	0.84	0.50	0.82	2.16
34	ApoH	Plasminogen	0.83	0.90	0.42	2.15
35	ApoA-I	Extracellular matrix protein 1	0.51	0.78	0.84	2.13
36	Complement C9	Heparin cofactor 2	0.39	0.80	0.91	2.09
37	ApoJ	Inter-α-trypsin inhibitor 4	0.84	0.71	0.55	2.09
38	ApoA-I	ApoM	0.73	0.53	0.82	2.08
39	Complement C1s	Complement C5	0.44	0.74	0.90	2.08
40	α-1B-glycoprotein	Coagulation factor XII	0.44	0.99	0.64	2.07
41	Antithrombin-III	ApoA-IV	0.30	0.92	0.83	2.05
42	ApoA-II	ApoM	0.72	0.44	0.87	2.04
43	ApoC-I	Complement C7	0.67	0.64	0.72	2.03
44	Complement factor B	Hemopexin	0.45	0.92	0.64	2.01
45	α-1B-glycoprotein	n-acetylmuramoyl-l-ala. amid.	0.90	0.89	0.21	2.01
46	α-2-macroglobulin	Ig μ chain C region	0.72	0.57	0.70	1.99
47	Coagulation factor XII	Histidine-rich glycoprotein	0.66	0.84	0.48	1.98
48	Plasminogen	Serotransferrin	0.98	0.73	0.27	1.98
49	ApoJ	Haptoglobin	0.77	0.28	0.93	1.98
50	ApoA-IV	Carboxypeptidase B2	0.46	0.88	0.63	1.97
79	ApoL-I	Haptoglobin-related protein	0.72	0.70	0.39	1.81

^a Composite score (i.e. sum of individual separation correlation scores).