Uncoupled responses of Smad4-deficient cancer cells to TNFα result in secretion of monomeric laminin-γ2

Table 1 Mass spectrometry of proteins and protein complexes reactive with laminin-γ2 specific antibodies as indicated in Figure 4a

	band 1 140 kDa	band 2 240 kDa	band 3 400 kDa	band 4 > 460 kDa
Laminin-γ2	1* (42) [1349.7]	3* (22) [637]	5* (26) [734]	3* (40) [1305.3]
Laminin-β3	-	-	51* (2) [85.1]	4* (40) [1263.9]
Laminin-α3	38* (3) [67.1]	-	43* (3) [117]	2* (48) [1320.8]
Total no of proteins identified	52	28	82	81

*Rank, (spectral counts), [Mascot Score]; Rank according to spectral counts as a quantitative measure for the relative abundance of proteins

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