Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	POLR1B
Human P-Site:	S719
P-Site Sequence:	YRLQTPQSPLVRPSM
UniProt:	Q9H9Y6
Intern. Prot. ID:	IPI00418797

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	POLR1B	Q9H9Y6	S719	YRLQTPQSPLVRPSM	100 / 9 AA	128
Phosphosite 1:	KIAA1267	Q7Z3B3	S820	ATHHPPHSPLVRQLS	66 / 9 AA	121
Phosphosite 2:	DST	Q03001	S2474	HLHPTPRSPLLRWTQ	75 / 8 AA	372
Phosphosite 3:	NCOA2	Q15596	S1323	TGATTPQSPLMSPRM	75 / 8 AA	159
Phosphosite 4:	CREB3L1	Q96BA8	S98	SGDSAPQSPLVPIKM	85 / 7 AA	57
Phosphosite 5:	MAGE-C1	O60732	S697	SPLQIPQSPLEGEDS	85 / 7 AA	124
Phosphosite 6:	ABCC13	Q9NSE7	S232	GLDSKPQSPLVCPFS	100 / 6 AA	31
Phosphosite 7:	BTN2A3	Q96KV6	S527	LVEDTPSSPLVTQEN	75 / 8 AA	66
Phosphosite 8:	BTN2A3	Q96KV6	S526	PLVEDTPSSPLVTQE	75 / 8 AA	66
Phosphosite 9:	POLR1B	Q9H9Y6	T716	NKLYRLQTPQSPLVR	100 / 6 AA	128
Phosphosite 10:	FLJ30092	Q9Y4D8	S1887	SPGQTPQSPSLLSKR	100 / 6 AA	328
Phosphosite 11:	HOMER3	Q9NSC5	S141	ASHQVPPSPLVSANG	66 / 9 AA	40
Phosphosite 12:	CMYA5	Q8N3K9	S539	VELDYPESPLVSEKP	55 / 9 AA	449
Phosphosite 13:	C15orf42	Q7Z2Z1	T1130	RISHTPQTPLYTPER	71 / 7 AA	211
Phosphosite 14:	IQSEC2	Q5JU85	S1440	PSPHTPHSPLPPTSP	71 / 7 AA	162
Phosphosite 15:	FLJ30092	Q9Y4D8	T1884	SSSSPGQTPQSPSLL	100 / 6 AA	328
Phosphosite 16:	VCAN	P13611	S2826	KLSSQTPSSPLTIYS	75 / 8 AA	373
Phosphosite 17:	ITGA5	P08648	S8	MGSRTPESPLHAVQL	71 / 7 AA	115
Phosphosite 18:	VCAN	P13611	S2827	LSSQTPSSPLTIYSG	85 / 7 AA	373
Phosphosite 19:	NDST4	Q9H3R1	S199	DCFVNPQSPLLHITK	62 / 8 AA	101
Phosphosite 20:	HBP1	O60381	S123	NIATSPQSPLMQCSF	62 / 8 AA	58