. Author manuscript; available in PMC: 2011 Feb 5.

Published in final edited form as: J Proteome Res. 2010 Feb 5;9(2):761. doi: 10.1021/pr9006365

Table 3.

Study 5 yeast protein median spectral count variation

Instrument	Accession	MVH¹	Rep1	Rep2	Rep3	Rep4	Rep5	Rep6
LTQ@73	YDR012W	1.05	28	27	29	23	25	18
LTQ2@95	YGL062W	0.90	2	2	2	2	5	3
LTQc@65	YLR441C	1.06	12	14	10	8	10	9
Orbi@86	YDL124W	0.64	5	3	3	4	2	3
OrbiP@65	YLR150W	0.41	4	4	4	4	3	2
OrbiW@56	YBR109C	0.54	3	4	3	4	2	5

Natural log of multivariate hypergeometric probability ratio: observed distribution versus expected distribution