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:	XRCC4
Human P-Site:	S303
P-Site Sequence:	KENSRPDSSLPETSK
UniProt:	Q13426
Intern. Prot. ID:	IPI00007672

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	XRCC4	Q13426	S303	KENSRPDSSLPETSK	100 / 9 AA	38
Phosphosite 1:	XRCC4	Q13426	S304	ENSRPDSSLPETSKK	100 / 8 AA	38
Phosphosite 2:	Putative uncharacterized protein FLJ44672	Q6ZQT7	S52	GCVSRPDSGLPTTSL	87 / 8 AA	25
Phosphosite 3:	DNAJC5B	Q9UF47	S144	CGHCRPESSVPEEDF	66 / 9 AA	22
Phosphosite 4:	OR4E1	P0C645	T268	FIYSRPSTSLPEDKA	77 / 9 AA	36
Phosphosite 5:	DNAJC5B	Q9UF47	S145	GHCRPESSVPEEDFY	75 / 8 AA	22
Phosphosite 6:	MAGI3	Q5TCQ9	S235	KMERMDSSLPEEEED	87 / 8 AA	166
Phosphosite 7:	MAGI3	Q5TCQ9	S234	SKMERMDSSLPEEEE	87 / 8 AA	166
Phosphosite 8:	JAK3	P52333	S448	VGLSRPHSSLRELLA	77 / 9 AA	125
Phosphosite 9:	SMPD1	P17405	S615	RHLMPDGSLPEAQSL	75 / 8 AA	70
Phosphosite 10:	GLT8D2	Q9H1C3	S126	KGKIRPDSSRPELLQ	87 / 8 AA	40
Phosphosite 11:	BGT1	P48065	S577	RQLITPDSSLPQPKQ	85 / 7 AA	69
Phosphosite 12:	GLT8D2	Q9H1C3	S127	GKIRPDSSRPELLQP	87 / 8 AA	40
Phosphosite 13:	PARC	Q8IWT3	S725	PLVRPDRSLREKLVK	75 / 8 AA	281
Phosphosite 14:	ATCAY	Q86WG3	S203	ACFLPDSSLPDYHYI	85 / 7 AA	42
Phosphosite 15:	FOXC2	Q99958	S255	PAGSPDGSLPEHHAA	85 / 7 AA	54
Phosphosite 16:	ATCAY	Q86WG3	S202	AACFLPDSSLPDYHY	85 / 7 AA	42
Phosphosite 17:	BGT1	P48065	S578	QLITPDSSLPQPKQH	85 / 7 AA	69
Phosphosite 18:	OR4E1	P0C645	S269	IYSRPSTSLPEDKAV	75 / 8 AA	36
Phosphosite 19:	GSX2	Q9BZM3	S21	DTSRPAPSLPEPHPG	75 / 8 AA	32
Phosphosite 20:	OBSCN	Q5VST9	S6831	GFLRPSASLPEEAEA	75 / 8 AA	868