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:	PRPF4B
Human P-Site:	S292
P-Site Sequence:	SRDRGKKSRSPVDLR
UniProt:	Q13523
Intern. Prot. ID:	IPI00013721

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRPF4B	Q13523	S292	SRDRGKKSRSPVDLR	100 / 9 AA	117
Phosphosite 1:	MDC1	Q14676	S1192	QVTRGRKSRSSVKTP	77 / 9 AA	227
Phosphosite 2:	PRPF4B	Q13523	S294	DRGKKSRSPVDLRGK	100 / 7 AA	117
Phosphosite 3:	DDB2	Q92466	S24	LRPRNKRSRSPLELE	66 / 9 AA	48
Phosphosite 4:	PCDH1	Q08174	S916	NKSKGKKSKSPKPVK	75 / 8 AA	115
Phosphosite 5:	B4GALNT2	Q8NHY0	S522	EVIIGHQSRSPVVDS	75 / 8 AA	63
Phosphosite 6:	PRB1	P04280	S270	PPPQGDKSRSPQSPP	75 / 8 AA	39
Phosphosite 7:	PCF11	O94913	S487	SRSRSPKSRSPIIHS	66 / 9 AA	173
Phosphosite 8:	SRRM1	Q8IYB3	S341	PPPRHRRSRSPVRRR	66 / 9 AA	102
Phosphosite 9:	C1orf135	Q9H7T9	S267	ESVKQSRSPVSVFSW	85 / 7 AA	40
Phosphosite 10:	C1orf135	Q9H7T9	S265	NIESVKQSRSPVSVF	85 / 7 AA	40
Phosphosite 11:	MEKK6	O95382	S912	FLQPGKRSRSPSSPR	85 / 7 AA	143
Phosphosite 12:	PRB1	P04280	S87	PPPQGDKSRSPRSPP	75 / 8 AA	39
Phosphosite 13:	Basic salivary proline-rich protein 2	P02812	S57	PPPQGDKSRSPR___	75 / 8 AA	6
Phosphosite 14:	Basic salivary proline-rich protein 2	P02812	S108	PPPQGDKSRSPRSPP	75 / 8 AA	6
Phosphosite 15:	ZNF511	Q8NB15	S185	DKPKKSRSPASAEAP	85 / 7 AA	29
Phosphosite 16:	KCNH5	Q8NCM2	T103	LLYKKNRTPVWFYMQ	71 / 7 AA	112
Phosphosite 17:	PHLDB1	Q86UU1	T516	LGARGRRTRSPSPTL	62 / 8 AA	151
Phosphosite 18:	MRVI1	Q9Y6F6	S173	LTRRGRKSRSSPGDS	85 / 7 AA	96
Phosphosite 19:	SPEG	Q15772	S358	EEKRGKKSKSSGPSL	75 / 8 AA	354
Phosphosite 20:	ZNF532	Q9HCE3	S1007	KEKLEKKSPSPVKKS	75 / 8 AA	142