A systematic genetic screen identifies new factors influencing centromeric heterochromatin integrity in fission yeast

Table 1 Proteins associated with Saf5

Systematic ID	Gene name	Peptide count	Mol weight (kDa)
SPBC19C2.14	smd3	7.0	11.0
SPAC26A3.08	smb1	6.3	15.5
SPAC1610.01	*saf5*	6.3	25.0
SPAC27D7.07c	smd1	6.0	13.1
SPAC2C4.03c	smd2	6.0	13.1
SPAC2G11.08c	smn1	5.0	17.4
SPAC4F8.12c	spp42	4.7	274.6
SPBC11G11.06c	sme1	3.7	9.7
SPBC16H5.15		3.0	19.7
SPAPB17E12.02	yip12	3.0	27.0
SPBC4B4.05	smg1	2.7	8.6
SPBC3E7.14	smf1	2.3	8.7
SPAC644.12	cdc5	2.3	86.8
SPAC29A4.08c	prp19	2.0	54.2
SPBC31F10.11c	cwf4	2.0	80.8
SPBC215.12	cwf10	1.3	111.3

List of all proteins identified by mass spectrometry in three independent affinity purifications of Saf5-FLAG, and absent from control purifications. Peptide counts represent average numbers of peptides identified across the three replicates. The bait protein is highlighted in bold.