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:	Y774
P-Site Sequence:	GFAHGSVYKSEFIDL
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	Y774	GFAHGSVYKSEFIDL	100 / 9 AA	128
Phosphosite 1:	POLR1B	Q9H9Y6	S776	AHGSVYKSEFIDLSE	100 / 7 AA	128
Phosphosite 2:	POLR1B	Q9H9Y6	S772	ERGFAHGSVYKSEFI	100 / 7 AA	128
Phosphosite 3:	SAMD9L	Q8IVG5	Y1127	SDTLGQVYKSEIKWW	75 / 8 AA	184
Phosphosite 4:	PSD3	Q9NYI0	Y787	HDPNAAVYKSGFLAR	55 / 9 AA	116
Phosphosite 5:	RHBG	Q9H310	Y216	KHRQGSVYHSDLFAM	55 / 9 AA	49
Phosphosite 6:	GK5	Q6ZS86	Y210	KLTKGSVYATDFSNA	62 / 8 AA	59
Phosphosite 7:	ITPR2	Q14571	Y996	ISYMLSIYKKEFGED	71 / 7 AA	308
Phosphosite 8:	TPST1	O60507	Y350	IENTRRVYKGEFQLP	71 / 7 AA	42
Phosphosite 9:	FLJ20309	Q53TQ3	Y830	SSPHGSHYDSEHVPS	75 / 8 AA	98
Phosphosite 10:	TACR1	P25103	S347	RYLQTQGSVYKVSRL	83 / 6 AA	46
Phosphosite 11:	FAM23A	Q5W0B7	Y261	VAGHPNVYKSSWLYP	55 / 9 AA	40
Phosphosite 12:	SPEG	Q15772	Y1258	GPQHAGVYKSVIANK	55 / 9 AA	354
Phosphosite 13:	SETD2	Q9BYW2	S638	DELPIFKSEFITHDS	57 / 7 AA	288
Phosphosite 14:	EPB41L3	Q9Y2J2	Y249	PDECGSDYISEFRFA	66 / 9 AA	121
Phosphosite 15:	ZNF347	Q96SE7	Y261	ANNWGSPYKSDGCGM	62 / 8 AA	96
Phosphosite 16:	Mos	P00540	Y75	AGGFGSVYKATYRGV	62 / 8 AA	38
Phosphosite 17:	MTMR10	Q9NXD2	Y328	HPQRSDVYKSDLDKT	44 / 9 AA	88
Phosphosite 18:	ZNF793	Q6ZN11	Y238	ECGKAFCYKSEFIRH	83 / 6 AA	43
Phosphosite 19:	HERC1	Q15751	S3146	MQIGCHGSVEKSSSG	85 / 7 AA	532
Phosphosite 20:	GIPC2	Q8TF65	S123	KEVNVYKSEDSLGLT	83 / 6 AA	34